Registry data as of Aug 27, 2026

Nabeel Beg, M.D.

Internal Medicine Physician · Waukesha, WI

Nabeel Beg, M.D. is an internal medicine physician with a practice address in Waukesha, Wisconsin, and NPI 1396771069, issued on Jun 24, 2006. Check the license (Wisconsin 49478-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1396771069
Name
Nabeel Beg
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
49478-020 WI
036-112187 IL
Self-reported in NPPES; status is on the state search
Practice location
725 American Ave, Waukesha, WI 53188
Phone
(262) 928-5400
Enumerated
Jun 24, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 725 American Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mikayla Abbeduto, DPTPhysical Therapist1316513955
  2. Zuber Ali, M.D.Cardiovascular Disease Physician1548536204
  3. Heather AvelloneFamily Nurse Practitioner1114499001
  4. Mark Bakalars, M.D.Vascular & Interventional Radiology Physician1174518724
  5. Lisa BakerAdult Health Nurse Practitioner1588973275
  6. Melissa Becker, PA-CPhysician Assistant1780132944

Verify Nabeel Beg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 49478-020    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

59% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,129 Medicare Part D claims for 202 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 37 claims were for opioids.

  1. Nabeel Beg1,129
  2. Specialty average2,785

Most prescribed

  1. Amlodipine Besylate69 claims
  2. Eliquis60 claims
  3. Myrbetriq47 claims
  4. Levothyroxine Sodium45 claims
  5. Metoprolol Succinate38 claims
  6. Metoprolol Tartrate37 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.

5 hospital and facility affiliations

  1. Apogee Medical Group Waukesha SCWaukesha, WI
  2. Apogee Medical Group Wisconsin SCWatertown, WI
  3. Ascension Medical Group-Southeast Wisconsin IncBrookfield, WI
  4. Columbia St Marys Hospital Milwaukee IncMilwaukee, WI
  5. Oak Medical SCBrookfield, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

53 internal medicine physician records list a Waukesha practice address

They are 53 of the 2,814 NPPES records with a Waukesha practice address, and 2,832 internal medicine physician records in Wisconsin.

All 53 in Waukesha → All 2,832 in Wisconsin → Every provider in Waukesha →

Other internal medicine physician records in Wisconsin

  1. Sheetal Aatrai, MDMarshfield, WI1417568965
  2. Noormuhammad Abbasakoor, M.D.Sheboygan, WI1558645895
  3. Khalid Abdelgadir, MDManitowoc, WI1407433295
  4. Kareem Abdelhadi, MDRice Lake, WI1841494432
  5. Mesfin Abdissa, MDMilwaukee, WI1376579417
  6. Mohamed Fouzi Abdul Hameed, M.D.Weston, WI1255590899
  7. Hamza Abdul Majeed, DOMilwaukee, WI1881013282
  8. Anas Abed, MDMadison, WI1659002566
  9. Sameem Abedin, MDMilwaukee, WI1063641157
  10. Vincent Abejuela, DOMilwaukee, WI1356928543

Common questions

What is Nabeel Beg, M.D.'s NPI number?

Nabeel Beg, M.D.'s National Provider Identifier (NPI) is 1396771069, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nabeel Beg, M.D. located?

The NPPES record lists a practice address at 725 American Ave, Waukesha, WI, 53188. Phone: (262) 928-5400. Providers update this record themselves, so call before visiting.

How can I verify Nabeel Beg, M.D.'s license?

NPPES lists Wisconsin license number 49478-020, 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 Nabeel Beg, M.D. prescribe under Medicare Part D?

In 2024, Nabeel Beg, M.D. had 1,129 Medicare Part D claims for 202 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.