NPPES file of Aug 9, 2026

Myrna Katalina Serna, M.D.

Internal Medicine Physician · Houston, TX

Myrna Katalina Serna, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1497117063, issued on Mar 23, 2016. Check the license (Texas S4386, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1497117063
Name
Myrna Katalina Serna
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
S4386 TX
140244 FL
ME140244 FL
282710 MA
Self-reported in NPPES; status is on the state search
Practice location
1515 Holcombe Blvd, Houston, TX 77030
Phone
(713) 792-6161
Enumerated
Mar 23, 2016
Record last updated
Oct 30, 2025
Fax
(617) 278-6906
Medicare enrollment
Enrolled (PECOS I20220912001881); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 2016
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.
Download card Updates feed

8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →

Also registered at 1515 Holcombe Blvd

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

  1. Ashley Aaroe, MDNeurology Physician1902295793
  2. Linda Abad, PA-CPhysician Assistant1063928240
  3. Cynthia Abarado, RN, GNPGerontology Nurse Practitioner1851471049
  4. Hussein Abbas, MD, PHDInternal Medicine Physician1609220532
  5. James Abbruzzese, M.D.Medical Oncology Physician1134233224
  6. Karim Abdeldaem, MDEmergency Medicine Physician1558056200

Verify Myrna Katalina Serna in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S4386    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 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through 2 group practices

  1. Physicians Referral ServiceHouston, TX
  2. Utmb Faculty Group PracticeGalveston, TX

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

Myrna Katalina Serna among 9,175 internal medicine physician records in Texas

Myrna Katalina Serna, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 74% of them.

  • NPI issued2016 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2016 · median 2004 among the 6,088 with a school on file
  • Record last updated2025 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,488 internal medicine physician records list a practice address in Houston

They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.

All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ketti Awad, MDHouston, TX 770301740284710
  2. Parikshet Babber, MDHouston, TX 770301114915816
  3. James Baker, MDHouston, TX 770301477549566
  4. Ana Blackmon, M.D.Houston, TX 770301962402446
  5. Maria Cruz-Carreras, MDHouston, TX 770301376533893
  6. Marina George, MDHouston, TX 770301780680009
  7. Barry Goodfriend, MDHouston, TX 770301588666218
  8. Betty Halpern, MDHouston, TX 770301942292685

Common questions

What is Myrna Katalina Serna, M.D.'s NPI number?

Myrna Katalina Serna, M.D.'s National Provider Identifier (NPI) is 1497117063, issued on Mar 23, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Myrna Katalina Serna, M.D. located?

The NPPES record lists a practice address at 1515 Holcombe Blvd, Houston, TX, 77030. Phone: (713) 792-6161. Providers update this record themselves, so call before visiting.

How can I verify Myrna Katalina Serna, M.D.'s license?

NPPES lists Texas license number S4386, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.