Brian E. Willmon, MD
Internal Medicine Physician · Clovis, NM
Brian E. Willmon, MD is an internal medicine physician with a practice address in Clovis, New Mexico, and NPI 1336118645, issued on Mar 17, 2006. Check the license (New Mexico 86358, as entered in NPPES) on the New Mexico Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian E. Willmon
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 86358 NM
Self-reported in NPPES; status is on the state search - Practice location
- 2000 W 21St St, Clovis, NM 88101
- Phone
- (505) 763-4479
- Enumerated
- Mar 17, 2006
- Record last updated
- Oct 21, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (505) 763-6007
- Medicaid ID
- 37572 NM
- Medicare enrollment
- Enrolled (PECOS I20090603000080); may accept Medicare assignment
- Medical or professional school
- University Of New Mexico School Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 770 in New Mexico → Look up another NPI →
Also registered at 2000 W 21St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joshua AdkinsBehavior Technician1225825177
- Schyler BacaBehavior Technician1134980568
- Chloe BaileyBehavior Technician1972336857
- Cheyenne BeardBehavior Technician1447020391
- Misty BelangerBehavior Technician1487941233
- Laurel BettisonBehavior Technician1295574630
Verify Brian E. Willmon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Mexico Medical Board
Search for license 86358Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average internal medicine physician in 2024
3,209 Medicare Part D claims for 183 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 91 claims were for opioids.
Most prescribed
- Atorvastatin Calcium234 claims
- Levothyroxine Sodium163 claims
- Lisinopril122 claims
- Omeprazole103 claims
- Gabapentin92 claims
- Simvastatin87 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Brian E. Willmon among 770 internal medicine physician records in New Mexico
Brian E. Willmon, MD is one of 770 internal medicine physician records with a practice address in New Mexico. 74% 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, 57% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1983 · median 2009 among the 447 with a school on file
- Record last updated2009 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Mexico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in New Mexico
There are 770 internal medicine physician records in New Mexico.
All 770 in New Mexico → Every provider in Clovis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Adila ChaudhryClovis, NM 881011518318633
- Tobore Kokoricha, MDClovis, NM 881011962496307
- Dhirendra Lamba, MDClovis, NM 881011427049196
- Nicole Naifeh, DOClovis, NM 881011205578036
- Ahmed SalmanClovis, NM 881011437500550
- Donna Thibodeau, MDClovis, NM 881011053440933
- Nicholas Eisenberg, MDCannon Afb, NM 881031457981649
- Jacqueline Acevedo Gonzalez, MDPortales, NM 881301407004583
Common questions
What is Brian E. Willmon, MD's NPI number?
Brian E. Willmon, MD's National Provider Identifier (NPI) is 1336118645, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian E. Willmon, MD located?
The NPPES record lists a practice address at 2000 W 21St St, Clovis, NM, 88101. Phone: (505) 763-4479. Providers update this record themselves, so call before visiting.
How can I verify Brian E. Willmon, MD's license?
NPPES lists New Mexico license number 86358, as entered by the provider. Search the New Mexico Medical Board at https://www.nmmb.state.nm.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian E. Willmon, MD prescribe under Medicare Part D?
In 2024, Brian E. Willmon, MD had 3,209 Medicare Part D claims for 183 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Brian E. Willmon, MD's MIPS final score?
The 2023 MIPS final score is 83.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.