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About

Amarillo Medical Specialists LLP is a privately held medical practice based in Amarillo, Texas, founded in 1994. It operates as a comprehensive adult primary care group with access to a broad range of subspecialists, including gynecology, pulmonary disease, rheumatology, endocrinology, diabetes, kidney disease, infectious diseases, and neurology. The practice employs about 41 people and generates roughly $12.9 million in annual revenue. It has five offices in Amarillo, with the headquarters at 1215 S Coulter St, Ste 400, Amarillo, TX 79106, and additional locations on Coulter Street. Contact: (806) 350-7520 or +1 806-358-8331. Website: amarillomed.com.

Clinic Type

Internal Medicine

Address

Pkwy W, Amarillo, TX 79124

Phone

(806) 350-7311

Email

Opening Hours

Urgent Care Clinic: Monday–Friday 8:00 a.m.–6:00 p.m; Saturday 9:00 a.m.–3:00 p.m. Main clinic hours not explicitly stated. After hours: emergencies call 911.

Emergency Care

Emergency services available via 911

Services Offered

  • Internal Medicine
  • Urgent Care
  • Womens Health
  • Internal Medicine/Women’s Health
  • Chronic Disease Management
  • Routine Checkups
  • Urgent, non-emergency care

Team

  • William C. Biggs, MD, FACE — MD, FACE
  • Christopher Gulley, MD? MC? (unclear from text)
  • Alan Keister — MD
  • Susan Neese — MD
  • Steven Norris — MD
  • Lawrence Schaeffer — MD
  • Joanna Wilson — DO
  • Kaylee Shepherd — MD
  • Ryan Batson Smithee — MD
  • Crystal Stewart
  • Brock Walker

Insurance & Payment

Note: The page indicates changes to Blue Cross Blue Shield of Texas network status; patients should review benefits with BCBS TX and use continuity of care options if eligible.

Languages Spoken

FAQs

What are the hours for the Urgent Care Clinic?

The Urgent Care Clinic is open Monday through Friday from 8:00 a.m. to 6:00 p.m and on Saturday from 9:00 a.m. to 3:00 p.m.

What should I do in an emergency?

Call 911.

What is the current network status with Blue Cross Blue Shield of Texas?

Amarillo Medical Specialists is currently out of network with certain BCBS plans effective May 1, 2026; patients are encouraged to review benefits and use continuity of care options if eligible.

How should patients proceed during ongoing negotiations with insurance providers?

The practice encouraged patients to continue scheduled appointments while reviewing benefits and options with their insurance providers.

Is there a continuation of care form for chronic conditions?

Yes, eligible patients may access continuity of care coverage through Blue Cross Blue Shield using the form provided on bcbstx.com.

Awards & Accreditations

  • Texas Super Doctors 2025
  • Texas Rising Stars 2025

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • RateMDs: 4.8 out of 5 (for a specific provider) (4 reviews (for a specific provider))
  • Vitals: Various individual provider ratings ranging from 3.1 to 4.5

Patients praise

  • Some individual physicians are described as excellent, compassionate, and attentive
  • Strong reputation for specific care, such as kidney health management

Common complaints

  • Difficulty reaching the office via phone or getting return calls
  • Network negotiation stalemates impacting insurance coverage, specifically Blue Cross Blue Shield as of mid-2026

"My husband has been calling for over a week and leaving voicemails without a call or any form of communication back. They do not answer, or make attempts to ..."

Yelp review

"Best doctor in town! My husband and I both see him."

RateMDs review for Dr. Alan W. Keister

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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