NPPES file of Aug 9, 2026

Tamara Mahmoud, DO

Obstetrics & Gynecology Physician · Gahanna, OH

Tamara Mahmoud, DO is an obstetrics & gynecology physician with a practice address in Gahanna, Ohio, and NPI 1023690187, issued on Apr 27, 2021. Check the license (Ohio 34.017759, as entered in NPPES) on the State Medical Board of Ohio; 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
1023690187
Name
Tamara Mahmoud
Credential
DO
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
34.017759 OH
Self-reported in NPPES; status is on the state search
Practice location
920 N Hamilton RD Ste 200, Gahanna, OH 43230
Phone
(614) 293-3069
Enumerated
Apr 27, 2021
Record last updated
Apr 7, 2026
Fax
(614) 293-9684
Medicare enrollment
Enrolled (PECOS I20250522002703); accepts Medicare assignment
Medical or professional school
Ohio University, College Of Osteopathic Medicine, 2021
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 920 N Hamilton RD Ste 200

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

  1. Kristie Blake, APRN-CNMAdvanced Practice Midwife1871030262
  2. Amber Hall, CNM, WHNP-BCAdvanced Practice Midwife1992257166
  3. Myqueesha Lately, APRN-CNMMidwife1669070736
  4. Mikayla Lonergan, APRN-CNPWomen's Health Nurse Practitioner1548974298
  5. Anastasia Matthews, MDObstetrics & Gynecology Physician1982267316
  6. Megan Quimper, MDObstetrics & Gynecology Physician1194016675

Verify Tamara Mahmoud in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 34.017759
    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 Ohio 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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73% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

44 Medicare Part D claims for 19 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Tamara Mahmoud44
  2. Specialty average165

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. Osu Gyn And OB Consultants LLCGahanna, OH

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

Tamara Mahmoud among 1,572 obstetrics & gynecology physician records in Ohio

Tamara Mahmoud, DO is one of 1,572 obstetrics & gynecology physician records with a practice address in Ohio. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 94% of them.

  • NPI issued2021 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2021 · median 2004 among the 1,041 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Ohio

There are 1,572 obstetrics & gynecology physician records in Ohio.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Anastasia Matthews, MDGahanna, OH 432301982267316
  2. Shi-Han Oh, M.D.Gahanna, OH 432301477616860
  3. Michael Parker, MDGahanna, OH 432301881633360
  4. Megan Quimper, MDGahanna, OH 432301194016675
  5. John Russ, M.D.Gahanna, OH 432301417040650
  6. Jonathan Schaffir, M.D.Gahanna, OH 432301336182070
  7. Michael Sprague, M.D.Gahanna, OH 432301154415768
  8. Ricky St.onge, M.D.Gahanna, OH 432301376587444

Common questions

What is Tamara Mahmoud, DO's NPI number?

Tamara Mahmoud, DO's National Provider Identifier (NPI) is 1023690187, issued on Apr 27, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Tamara Mahmoud, DO located?

The NPPES record lists a practice address at 920 N Hamilton RD Ste 200, Gahanna, OH, 43230. Phone: (614) 293-3069. Providers update this record themselves, so call before visiting.

How can I verify Tamara Mahmoud, DO's license?

NPPES lists Ohio license number 34.017759, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tamara Mahmoud, DO prescribe under Medicare Part D?

In 2024, Tamara Mahmoud, DO had 44 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.