NPPES file of Aug 9, 2026

Katayoun Mehraby, M.D.

Internal Medicine Physician · Milwaukee, WI

Katayoun Mehraby, M.D. is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1710094669, issued on Aug 24, 2006. Check the license (Wisconsin 49229, 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
1710094669
Name
Katayoun Mehraby
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
49229 WI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 805-3666
Enumerated
Aug 24, 2006
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120123000597); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9200 W Wisconsin Ave

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

  1. Shameem Aadam, RPHPharmacist1760755680
  2. Abubaker Abdalla, MDHospitalist Physician1194187617
  3. Sameem Abedin, MDHematology & Oncology Physician1063641157
  4. Lolia Abibo, M.D.Hospitalist Physician1912359795
  5. Haisam Abid, MBBSHospitalist Physician1578083184
  6. Faith Abodunrin, MDHematology & Oncology Physician1437768769

Verify Katayoun Mehraby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 49229
    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.

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30% more Medicare Part D claims than the average internal medicine physician in 2024

4,126 Medicare Part D claims for 473 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 55 claims were for opioids.

  1. Katayoun Mehraby4,126
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium260 claims
  2. Amlodipine Besylate193 claims
  3. Levothyroxine Sodium186 claims
  4. Losartan Potassium159 claims
  5. Lisinopril143 claims
  6. Furosemide122 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSunnyvale, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katayoun Mehraby among 2,078 internal medicine physician records in Wisconsin

Katayoun Mehraby, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 46% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1997 · median 2002 among the 1,098 with a school on file
  • Record last updated2021 · 55% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

382 internal medicine physician records list a practice address in Milwaukee

They are 382 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gary Barnas, MDMilwaukee, WI 532261902857329
  2. Karen Fickel, MDMilwaukee, WI 532261336190255
  3. Kathlyn Fletcher, MDMilwaukee, WI 532261306897236
  4. Sandra Green, MDMilwaukee, WI 532261871544692
  5. Tiffany Hubbard, MDWauwatosa, WI 532261518918093
  6. Samuel Idarraga, M.D.Wauwatosa, WI 532261700850070
  7. Jasna Jevtic, MDMilwaukee, WI 532261386695823
  8. Jack Kaufman, MDMilwaukee, WI 532261740231299

Common questions

What is Katayoun Mehraby, M.D.'s NPI number?

Katayoun Mehraby, M.D.'s National Provider Identifier (NPI) is 1710094669, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katayoun Mehraby, M.D. located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3666. Providers update this record themselves, so call before visiting.

How can I verify Katayoun Mehraby, M.D.'s license?

NPPES lists Wisconsin license number 49229, 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 Katayoun Mehraby, M.D. prescribe under Medicare Part D?

In 2024, Katayoun Mehraby, M.D. had 4,126 Medicare Part D claims for 473 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.