DR. CYNTHIA M BRENNAN (M.D.) – Family Medicine Physician, NPI 1013910264

DR. CYNTHIA M BRENNAN (M.D.) is a healthcare provider. based in Oklahoma city, Oklahoma. specializing in Family Medicine Physician. They hold the professional credentials M.D.. They hold a License No. AZ 19008 (AZ). The NPI Number for DR. CYNTHIA M BRENNAN (M.D.) is 1013910264

Main info

Female
Name
DR. CYNTHIA M BRENNAN (M.D.)
NPI
1013910264
Phone
(405) 840-4456
Address
9100 N MAY AVE
Enumeration Date
23 May 2005
Deactivation Date
15 March 2006
Reactivation Date
22 March 2006
Last Update Date
10 November 2014
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience63
Completeness75
Years active:21State licenses:2Digital endpointsOther names

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Provider Addresses for DR. CYNTHIA M BRENNAN (M.D.)

  • North May Avenue, Oklahoma City, Oklahoma County, Oklahoma, 73003, United States of America

    OKLAHOMA CITY, OK 731204417

    Phone: (405) 840-4456

    Fax: (405) 840-4295

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 73120)

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Reviews

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Frequently asked questions

Can I verify DR. CYNTHIA M BRENNAN (M.D.) with an NPI only?
You can start verification with NPI 1013910264 for DR. CYNTHIA M BRENNAN (M.D.), then check state licensing separately.
Does CMS list DR. CYNTHIA M BRENNAN (M.D.) as active?
Yes — DR. CYNTHIA M BRENNAN (M.D.) is active in the NPI listing used on this page.
What is DR. CYNTHIA M BRENNAN (M.D.) best known for clinically?
Directory data describes DR. CYNTHIA M BRENNAN (M.D.) with Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Where is DR. CYNTHIA M BRENNAN (M.D.) based?
DR. CYNTHIA M BRENNAN (M.D.) is tied to Oklahoma City, Oklahoma in the data we show; additional addresses may exist on the full record.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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