Donna McMahan, RN MSN FNP
Family Medicine Physician · Portland, TX
Donna McMahan, RN MSN FNP is a family medicine physician with a practice address in Portland, Texas, and NPI 1629184023, issued on Aug 21, 2006. Check the license (Texas 518553, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Donna McMahan
- Credential
- RN MSN FNP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 518553 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2413 Memorial Pkwy, Portland, TX 78374
- Phone
- (361) 643-4546
- Enumerated
- Aug 21, 2006
- Entity
- Type 1 · individual
Also registered at 2413 Memorial Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Avegiyel Dunn, DOFamily Medicine Physician1417224338
- Micah Flores, NPFamily Nurse Practitioner1003790569
- Morgan Gawlik Reyes, FNP-BCFamily Nurse Practitioner1629757141
- Marissa Leal, APRN FNP-CEndocrinology, Diabetes & Metabolism Physician1265071260
Verify Donna McMahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license 518553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
135 Medicare Part D claims for 50 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium22 claims
- Metformin Hcl12 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.
9 family medicine physician records list a Portland practice address
They are 9 of the 189 NPPES records with a Portland practice address, and 10,592 family medicine physician records in Texas.
All 9 in Portland → All 10,592 in Texas → Every provider in Portland →
Other family medicine physician records in Texas
- Srinivasa Aaluri, MDEl Paso, TX1265566509
- Maira Aamir, MDShenandoah, TX1932660859
- Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
- So Abad, MDWichita Falls, TX1184624694
- Yoseph AbadiRichardson, TX1700742640
- Marcus Abadie, M.D.Athens, TX1104821107
- Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
- Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
- Syed Abbas, M.D.Houston, TX1821267477
- Lisa Abbott, M.D.Mansfield, TX1700847779
Common questions
What is Donna McMahan, RN MSN FNP's NPI number?
Donna McMahan, RN MSN FNP's National Provider Identifier (NPI) is 1629184023, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donna McMahan, RN MSN FNP located?
The NPPES record lists a practice address at 2413 Memorial Pkwy, Portland, TX, 78374. Phone: (361) 643-4546. Providers update this record themselves, so call before visiting.
How can I verify Donna McMahan, RN MSN FNP's license?
NPPES lists Texas license number 518553, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Donna McMahan, RN MSN FNP prescribe under Medicare Part D?
In 2024, Donna McMahan, RN MSN FNP had 135 Medicare Part D claims for 50 beneficiaries; the average among family medicine physician prescribers was 3,519. 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.
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.