Sierra H. Miller
Last updated: Apr 18, 2023

Sierra H. Miller

  • Gender: Female
  • Sole propriator: Yes
  • NPI: 1346809266

Sierra H. Miller

Clinical Social Worker

She is located at 1420 West Owen K Garriott Road Suite 4C in Enid, OK 73703. Can help patients with the following: Anxiety, Depression, Grief, Self-Esteem, Stress, Trauma. Her National Provider Identifier (NPI) number is 1346809266. Appointment can be made via the phone number (580) 233-5900.

Conditions treated

Sierra Hope Miller, being an clinical social worker, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Sierra H. Miller.

  • Anxiety
  • Depression
  • Grief
  • Isolation
  • Online Therapy
  • Parenting
  • Relationship Issues
  • School Issues
  • Self-Esteem
  • Stress
  • Trauma

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Sierra H. Miller as in-network for the following 2026 plans.

Health plans

Ambetter of Oklahoma

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 20 plans from Ambetter of Oklahoma
Ambetter of Oklahoma plans
Plan Plan type Network tier New patients
Elite Bronze PPO · Expanded Bronze Preferred Accepting new patients
Elite Bronze + Vision + Adult Dental PPO · Expanded Bronze Preferred Accepting new patients
Elite Gold PPO · Gold Preferred Accepting new patients
Elite Gold + Vision + Adult Dental PPO · Gold Preferred Accepting new patients
Enhanced Asthma/COPD Care Silver with $0 Drug Options PPO · Silver Preferred Accepting new patients
Enhanced Asthma/COPD Care Silver with $0 Drug Options + Vision + Adult Dental PPO · Silver Preferred Accepting new patients
Enhanced Diabetes Care Silver with $0 Drug Options PPO · Silver Preferred Accepting new patients
Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental PPO · Silver Preferred Accepting new patients
Everyday Bronze PPO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental PPO · Expanded Bronze Preferred Accepting new patients
Everyday Gold PPO · Gold Preferred Accepting new patients
Everyday Gold + Vision + Adult Dental PPO · Gold Preferred Accepting new patients
Focused Silver PPO · Silver Preferred Accepting new patients
Focused Silver + Vision + Adult Dental PPO · Silver Preferred Accepting new patients
Standard Expanded Bronze PPO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental PPO · Expanded Bronze Preferred Accepting new patients
Standard Gold PPO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental PPO · Gold Preferred Accepting new patients
Standard Silver PPO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental PPO · Silver Preferred Accepting new patients

Blue Cross and Blue Shield of Oklahoma

Network data as of Jun 7, 2026, as reported by the insurer.

Show all 13 plans from Blue Cross and Blue Shield of Oklahoma
Blue Cross and Blue Shield of Oklahoma plans
Plan Plan type Network tier New patients
Blue Advantage Bronze PPO℠ 202 (5 plan variants) PPO · Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Bronze PPO℠ 203 (5 plan variants) PPO · Expanded Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Bronze PPO℠ Standard (5 plan variants) PPO · Expanded Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ 309 (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ 604 (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ Standard (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ 204 (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ 501 (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ Standard (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Preferred Bronze PPO℠ Standard (5 plan variants) PPO · Expanded Bronze Blue Preferred PPO Accepting new patients
Blue Preferred Gold PPO℠ Standard (5 plan variants) PPO · Gold Blue Preferred PPO Accepting new patients
Blue Preferred Security PPO℠ 200 (5 plan variants) PPO · Catastrophic Blue Preferred PPO Accepting new patients
Blue Preferred Silver PPO℠ Standard (5 plan variants) PPO · Silver Blue Preferred PPO Accepting new patients

Medica

Network data as of Jul 1, 2026, as reported by the insurer.

Show all 27 plans from Medica
Medica plans
Plan Plan type Network tier New patients
Balance by Medica Bronze $0 Copay PCP Visits PPO · Expanded Bronze Preferred Accepting new patients
Balance by Medica Bronze Premier PPO · Expanded Bronze Preferred Accepting new patients
Balance by Medica Expanded Bronze Standard PPO · Expanded Bronze Preferred Accepting new patients
Balance by Medica Gold $0 Copay PCP Visits PPO · Gold Preferred Accepting new patients
Balance by Medica Gold Share PPO · Gold Preferred Accepting new patients
Balance by Medica Gold Standard PPO · Gold Preferred Accepting new patients
Balance by Medica Silver $0 Copay PCP Visits PPO · Silver Preferred Accepting new patients
Balance by Medica Silver Share PPO · Silver Preferred Accepting new patients
Balance by Medica Silver Standard PPO · Silver Preferred Accepting new patients
Harmony by Medica Bronze $0 Copay PCP Visits PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze $0 Copay PCP Visits + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze Premier PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze Premier + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Expanded Bronze Standard PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Expanded Bronze Standard + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Gold $0 Copay PCP Visits PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold $0 Copay PCP Visits + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Share PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Share + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Standard PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Standard + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Silver $0 Copay PCP Visits PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver $0 Copay PCP Visits + Adult Eye Exam PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Share PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Share + Adult Eye Exam PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Standard PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Standard + Adult Eye Exam PPO · Silver Preferred Accepting new patients

Oscar Insurance Company

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 14 plans from Oscar Insurance Company
Oscar Insurance Company plans
Plan Plan type Network tier New patients
Bronze Classic Standard PPO · Expanded Bronze Preferred Accepting new patients
Bronze Elite + PCP Saver Plus PPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple PPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Breathe Easy with Enhanced COPD Benefits PPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Chronic Care CKM PPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Diabetes PPO · Expanded Bronze Preferred Accepting new patients
Gold Classic Standard PPO · Gold Preferred Accepting new patients
Silver Classic Standard PPO · Silver Preferred Accepting new patients
Silver Elite Saver Plus PPO · Silver Preferred Accepting new patients
Silver Simple Breathe Easy with Enhanced COPD Benefits PPO · Silver Preferred Accepting new patients
Silver Simple Chronic Care CKM PPO · Silver Preferred Accepting new patients
Silver Simple Diabetes PPO · Silver Preferred Accepting new patients
Silver Simple PCP Saver PPO · Silver Preferred Accepting new patients
Silver Simple Women's Health with Menopause Benefits PPO · Silver Preferred Accepting new patients

UnitedHealthcare

Network data as of Sep 16, 2026, as reported by the insurer.

Show all 13 plans from UnitedHealthcare
UnitedHealthcare plans
Plan Plan type Network tier New patients
UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Essential (No Referrals) HMO · Bronze Non Preferred Accepting new patients
UHC Bronze Standard (No Referrals) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Standard+ (Dental + Vision, No Referrals) HMO · Expanded Bronze Non Preferred Accepting new patients
UHC Gold Advantage ($0 Virtual Urgent Care, No Referrals) HMO · Gold Non Preferred Accepting new patients
UHC Gold Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) HMO · Gold Non Preferred Accepting new patients
UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $5 Tier 2 Rx, No Referrals) HMO · Gold Non Preferred Accepting new patients
UHC Gold Standard (No Referrals) HMO · Gold Non Preferred Accepting new patients
UHC Silver Advantage ($0 Virtual Urgent Care, $5 Tier 2 Rx, No Referrals) HMO · Silver Non Preferred Accepting new patients
UHC Silver Advantage+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, Dental + Vision, No Referrals) HMO · Silver Non Preferred Accepting new patients
UHC Silver Standard (No Referrals) HMO · Silver Non Preferred Accepting new patients
UHC Silver Value ($0 Virtual Urgent Care, $5 Tier 2 Rx, No Referrals) HMO · Silver Non Preferred Accepting new patients
UHC Silver Value+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, Dental + Vision, No Referrals) HMO · Silver Non Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Sierra H. Miller is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Sierra H. Miller is enrolled to bill Medicare as a Practitioner - Clinical Social Worker .

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Looking for more Clinical Social Workers?

Here are clinical social workers in Oklahoma you may want to explore.

Jonathan D. Carter
  • Gender: Male
  • Address: 1140 North Hudson Avenue Oklahoma City, 73103, OK
Ann R. Hurst
  • Gender: Female
  • Address: 1013 East 66th Place Tulsa, 74136, OK
Bonnie Chadwick Ballantine
  • Gender: Female
  • Address: 1104 Charlton Road Edmond, 73003, OK
Brittanie Jeane Groesbeck
  • Gender: Female
  • Address: 1100 Northwest 14th Street Oklahoma City, 73106, OK
Rebecca Bloomgarden
  • Gender: Female
  • Address: 10400 Greenbriar Place Oklahoma City, 73159, OK
Dorothy Mckinnon
  • Gender: Female
  • Address: 107 South High Street Antlers, 74523, OK
Michelle Loughlin
  • Gender: Female
  • Address: 11708 Northwest 118th Street Yukon, 73099, OK
Tiffany Nicole Tottress
  • Gender: Female
  • Address: 1055 South Houston Avenue Tulsa, 74127, OK
Breanna M. Sharp
  • Gender: Female
  • Address: 1101 East Washington Avenue McAlester, 74501, OK
Jeffrey Harlin
  • Gender: Male
  • Address: 12005 East 470 Road Claremore, 74017, OK

Questions & Answers

What conditions does Sierra Hope Miller treat?

Sierra Hope Miller provides treatment for Anxiety, Depression, Grief, Self-Esteem, Stress, Trauma. For the full list see this list.

Does Sierra Hope Miller accept insurance?

Sierra Hope Miller is listed in-network for 87 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter of Oklahoma, Blue Cross and Blue Shield of Oklahoma, Medica, Oscar Insurance Company, UnitedHealthcare. See the Marketplace plans section for details.

Where can you meet with Sierra Hope Miller?

Sierra Hope Miller's office is located at 1420 West Owen K Garriott Road Suite 4C in Enid, OK 73703.