Muhammad Erfan Ahmad, M.D.
Family Medicine Physician · Mukwonago, WI
Muhammad Erfan Ahmad, M.D. is a family medicine physician with a practice address in Mukwonago, Wisconsin, and NPI 1164731923, issued on Sep 28, 2010. Check the license (Wisconsin 57642-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Muhammad Erfan Ahmad
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 57642-20 WI
35.120112 OH
Self-reported in NPPES; status is on the state search - Practice location
- 240 Maple Ave, Mukwonago, WI 53149
- Phone
- (262) 928-1900
- Enumerated
- Sep 28, 2010
- Record last updated
- Sep 17, 2025
- Fax
- (262) 928-1949
- Medicare enrollment
- Enrolled (PECOS I20130712000589); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 240 Maple Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Brandt, PTPhysical Therapist1528820701
- Crysta Clark, DPTPhysical Therapist1992315287
- Kirsten Collins, NPFamily Nurse Practitioner1417501065
- Kathryn Craig, OTROccupational Therapist1447832324
- Nicole Fischer, APNPFamily Nurse Practitioner1386207843
- Anthony Hall, PA-CPhysician Assistant1265926232
Verify Muhammad Erfan Ahmad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 57642-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average family medicine physician in 2024
9,282 Medicare Part D claims for 688 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium833 claims
- Amlodipine Besylate562 claims
- Losartan Potassium389 claims
- Albuterol Sulfate Hfa334 claims
- Pantoprazole Sodium330 claims
- Lisinopril286 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): 82.4 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).
Industry payments in 2024: $28.43
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 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
- Prohealth Medical Group IncMukwonago, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Muhammad Erfan Ahmad among 3,765 family medicine physician records in Wisconsin
Muhammad Erfan Ahmad, M.D. is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 65% of them.
- NPI issued2010 · 65% of these records are older, 33% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2010 · median 2007 among the 2,347 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 family medicine physician records list a practice address in Mukwonago
They are 20 of the 198 NPPES records with a practice address in Mukwonago, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Mukwonago → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Darren Ellenbolt, M.D.Mukwonago, WI 531491700855012
- Steven Fehr, M.D.Mukwonago, WI 531491104899277
- Jeffrey Gentile, MDMukwonago, WI 531491699861021
- Steven Hammer, M.D.Mukwonago, WI 531491134192198
- Daniel Johnson, M.D.Mukwonago, WI 531491225001225
- Ruth Lindberg, M.D.Mukwonago, WI 531491538177886
- Steven Meisner, M.D.Mukwonago, WI 531491073586046
- Linda Meyer, DOMukwonago, WI 531491326095308
Common questions
What is Muhammad Erfan Ahmad, M.D.'s NPI number?
Muhammad Erfan Ahmad, M.D.'s National Provider Identifier (NPI) is 1164731923, issued on Sep 28, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Muhammad Erfan Ahmad, M.D. located?
The NPPES record lists a practice address at 240 Maple Ave, Mukwonago, WI, 53149. Phone: (262) 928-1900. Providers update this record themselves, so call before visiting.
How can I verify Muhammad Erfan Ahmad, M.D.'s license?
NPPES lists Wisconsin license number 57642-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Muhammad Erfan Ahmad, M.D. prescribe under Medicare Part D?
In 2024, Muhammad Erfan Ahmad, M.D. had 9,282 Medicare Part D claims for 688 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Muhammad Erfan Ahmad, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.4 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.