NPPES file of Aug 9, 2026

Aaron Rosenberg, M.D.

General Practice Physician · Mequon, WI

Aaron Rosenberg, M.D. is a general practice physician with a practice address in Mequon, Wisconsin, and NPI 1306237417, issued on Feb 10, 2015. Check the license (Wisconsin 63589-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1306237417
Name
Aaron Rosenberg
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
63589-20 WI
Self-reported in NPPES; status is on the state search
Practice location
1516 W Mequon RD Ste 103, Mequon, WI 53092
Phone
(262) 242-0700
Enumerated
Feb 10, 2015
Record last updated
Jun 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(855) 457-1293
Medicaid ID
100052457 WI
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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Verify Aaron Rosenberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 63589-20
    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

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72% fewer Medicare Part D claims than the average general practice physician in 2024

860 Medicare Part D claims for 37 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Aaron Rosenberg860
  2. Specialty average3,030

Most prescribed

  1. Buprenorphine-Naloxone51 claims
  2. Amlodipine Besylate50 claims
  3. Rosuvastatin Calcium30 claims
  4. Tizanidine Hcl28 claims
  5. Zolpidem Tartrate28 claims
  6. Gabapentin27 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.

Industry payments in 2024: $715.86

29 payments; by number, the most common kind was food and beverage; the largest payer was Corium, LLC. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Aaron Rosenberg$715.86
  2. Specialty average$1,273.40

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Aaron Rosenberg among 105 general practice physician records in Wisconsin

Aaron Rosenberg, M.D. is one of 105 general practice physician records with a practice address in Wisconsin. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.

  • NPI issued2015 · 84% of these records are older, 15% newer
  • In a Medicare fileYes · 41% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2019 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Physician providers in Wisconsin

There are 105 general practice physician records in Wisconsin.

The 8 general practice physician records with the nearest ZIP codes

  1. Robert Heinen, MDWatertown, WI 530941861594251
  2. Shirley Godiwalla, MDPewaukee, WI 530721518929611
  3. Steven Kotsonis, M.D.Pewaukee, WI 530721306017991
  4. Christine Haselhorst, MDElm Grove, WI 531221316574874
  5. Rita Sabeti, MDElm Grove, WI 531221003043381
  6. Mary Eldridge, M.D.Kenosha, WI 531431063673903
  7. Farid Ahmad, MDOak Creek, WI 531541871916031
  8. Katherine Bayliss, MDColgate, WI 530171144288861

Common questions

What is Aaron Rosenberg, M.D.'s NPI number?

Aaron Rosenberg, M.D.'s National Provider Identifier (NPI) is 1306237417, issued on Feb 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Rosenberg, M.D. located?

The NPPES record lists a practice address at 1516 W Mequon RD Ste 103, Mequon, WI, 53092. Phone: (262) 242-0700. Providers update this record themselves, so call before visiting.

How can I verify Aaron Rosenberg, M.D.'s license?

NPPES lists Wisconsin license number 63589-20, 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 Aaron Rosenberg, M.D. prescribe under Medicare Part D?

In 2024, Aaron Rosenberg, M.D. had 860 Medicare Part D claims for 37 beneficiaries; the average among general practice physician prescribers was 3,030. 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.