Registry data as of Aug 27, 2026

Marshall Frieden, MD

Family Medicine Physician · Houston, TX

Marshall Frieden, MD is a family medicine physician with a practice address in Houston, Texas, and NPI 1922636349, issued on Mar 31, 2020. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1922636349
Name
Marshall Frieden
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
Practice location
1100 W 34TH St, Houston, TX 77018
Phone
(713) 861-3939
Enumerated
Mar 31, 2020
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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Also registered at 1100 W 34TH St

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

  1. Nageeb Abdalla, MDFamily Medicine Physician1235219593
  2. Eman Abdelghani, MDFamily Medicine Physician1861062960
  3. Adesewa Adewusi, DO, MSStudent in an Organized Health Care Education/Training Program1154023638
  4. Eman AlmashjaryFamily Medicine Physician1700019312
  5. Muna Alshehabi, M.D.Family Medicine Physician1598991382
  6. Adriana Alvidrez, PHARM.DPharmacotherapy Pharmacist1669669263

Verify Marshall Frieden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck 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 Texas 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.

76% fewer Medicare Part D claims than the average family medicine physician in 2024

859 Medicare Part D claims for 280 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. 56 claims were for opioids.

  1. Marshall Frieden859
  2. Specialty average3,519

Most prescribed

  1. Gabapentin63 claims
  2. Atorvastatin Calcium43 claims
  3. Zolpidem Tartrate28 claims
  4. Amlodipine Besylate27 claims
  5. Hydrocodone-Acetaminophen25 claims
  6. Metformin Hcl23 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.

3 hospital and facility affiliations

  1. Baylor College OF MedicineHouston, TX
  2. Regents OF The University OF CaliforniaSan Diego, CA
  3. Sharp Rees-Stealy Medical Group IncSan Diego, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1,087 family medicine physician records list a Houston practice address

They are 1,087 of the 61,221 NPPES records with a Houston practice address, and 10,592 family medicine physician records in Texas.

Other family medicine physician records in Texas

  1. Srinivasa Aaluri, MDEl Paso, TX1265566509
  2. Maira Aamir, MDShenandoah, TX1932660859
  3. Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
  4. So Abad, MDWichita Falls, TX1184624694
  5. Yoseph AbadiRichardson, TX1700742640
  6. Marcus Abadie, M.D.Athens, TX1104821107
  7. Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
  8. Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
  9. Syed Abbas, M.D.Houston, TX1821267477
  10. Lisa Abbott, M.D.Mansfield, TX1700847779

Common questions

What is Marshall Frieden, MD's NPI number?

Marshall Frieden, MD's National Provider Identifier (NPI) is 1922636349, issued on Mar 31, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Marshall Frieden, MD located?

The NPPES record lists a practice address at 1100 W 34TH St, Houston, TX, 77018. Phone: (713) 861-3939. Providers update this record themselves, so call before visiting.

How can I verify Marshall Frieden, MD's license?

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 Marshall Frieden, MD prescribe under Medicare Part D?

In 2024, Marshall Frieden, MD had 859 Medicare Part D claims for 280 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.