Meg Duffield
Family Medicine Physician · Milwaukee, WI
Meg Duffield is a family medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1023708385, issued on May 10, 2023. Check the license (Wisconsin 81910-21, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Meg Duffield
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 81910-21 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2801 W Kinnickinnic River Pkwy, Milwaukee, WI 53215
- Phone
- (414) 649-6732
- Enumerated
- May 10, 2023
- Record last updated
- Nov 29, 2025
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 2801 W Kinnickinnic River Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Meg Duffield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 81910-21Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family medicine physician in 2024
70 Medicare Part D claims for 23 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Meg Duffield among 3,765 family medicine physician records in Wisconsin
Meg Duffield 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 2023, is newer than 96% of them.
- NPI issued2023 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- 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).
299 family medicine physician records list a practice address in Milwaukee
They are 299 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Milwaukee → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Alvaro Aleman, MDMilwaukee, WI 532151780645879
- Dennis Baumgardner, MDMilwaukee, WI 532151730198466
- Rambha Bhatia, MDMilwaukee, WI 532151922017664
- John Brill, MDMilwaukee, WI 532151285643932
- Patricia Cabral, M.D.Milwaukee, WI 532151194720706
- Sergio Casaclang, MDMilwaukee, WI 532151871502906
- Seth Dubry, MDMilwaukee, WI 532151467567636
- Jodi Dykstra, MDMilwaukee, WI 532151306866066
Common questions
What is Meg Duffield's NPI number?
Meg Duffield's National Provider Identifier (NPI) is 1023708385, issued on May 10, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Meg Duffield located?
The NPPES record lists a practice address at 2801 W Kinnickinnic River Pkwy, Milwaukee, WI, 53215. Phone: (414) 649-6732. Providers update this record themselves, so call before visiting.
How can I verify Meg Duffield's license?
NPPES lists Wisconsin license number 81910-21, 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 Meg Duffield prescribe under Medicare Part D?
In 2024, Meg Duffield had 70 Medicare Part D claims for 23 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.