William Curtis Biggs, M.D.
Endocrinology, Diabetes & Metabolism Physician · Amarillo, TX
William Curtis Biggs, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Amarillo, Texas, and NPI 1033280862, issued on Nov 13, 2006. Check the license (Texas G3157, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Curtis Biggs
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- G3157 TX
Self-reported in NPPES; status is on the state search - Practice location
- 9092 Westgate Pkwy W, Amarillo, TX 79124
- Phone
- (806) 358-8331
- Enumerated
- Nov 13, 2006
- Record last updated
- Aug 2, 2026
- Medicaid ID
- 110322802 TX
- Medicare enrollment
- Enrolled (PECOS I20080215000229); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 1982
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 743 in Texas → Look up another NPI →
Also registered at 9092 Westgate Pkwy W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christi Baker, M.D.Dermatology Physician1275858433
- Janet Barraza, FNP-CFamily Nurse Practitioner1306546932
- Mary Benard, FNPFamily Nurse Practitioner1962861864
- Tiffani BethelFamily Nurse Practitioner1598413825
- Sarah Biggs, MDAllergy & Immunology Physician1376079202
- Maria Cristina Caga-Anan, M.D.Endocrinology, Diabetes & Metabolism Physician1992002778
Verify William Curtis Biggs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license G3157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,349 Medicare Part D claims for 576 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.
Most prescribed
- Levothyroxine Sodium543 claims
- Ozempic272 claims
- Metformin Hcl268 claims
- Tresiba Flextouch U-100164 claims
- Atorvastatin Calcium162 claims
- Lisinopril149 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,537.06
64 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Amarillo Medical Specialists,llpAmarillo, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Curtis Biggs among 743 endocrinology, diabetes & metabolism physician records in Texas
William Curtis Biggs, M.D. is one of 743 endocrinology, diabetes & metabolism physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1982 · median 2004 among the 560 with a school on file
- Record last updated2026 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Texas
There are 743 endocrinology, diabetes & metabolism physician records in Texas.
All 743 in Texas → Every provider in Amarillo → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Kenny Brantley, M.D.Amarillo, TX 791241255408936
- Maria Cristina Caga-Anan, M.D.Amarillo, TX 791241992002778
- Cesar Arias, M.D.Amarillo, TX 791061942393871
- Debora Carrizo, M.D.Amarillo, TX 791061295819720
- Stephen Usala, MD PHDAmarillo, TX 791061992879563
- Harold Werner, MDAmarillo, TX 791061467484667
- Susan Wingo, MDAmarillo, TX 791061457397697
- Margo GriffinTarpley, TX 788831346223005
Common questions
What is William Curtis Biggs, M.D.'s NPI number?
William Curtis Biggs, M.D.'s National Provider Identifier (NPI) is 1033280862, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Curtis Biggs, M.D. located?
The NPPES record lists a practice address at 9092 Westgate Pkwy W, Amarillo, TX, 79124. Phone: (806) 358-8331. Providers update this record themselves, so call before visiting.
How can I verify William Curtis Biggs, M.D.'s license?
NPPES lists Texas license number G3157, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Curtis Biggs, M.D. prescribe under Medicare Part D?
In 2024, William Curtis Biggs, M.D. had 4,349 Medicare Part D claims for 576 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is William Curtis Biggs, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.