NPPES file of Aug 9, 2026

Kenneth N. Holder, MD

Hematology (Pathology) Physician · San Antonio, TX

Kenneth N. Holder, MD is a hematology (pathology) physician with a practice address in San Antonio, Texas, and NPI 1447432968, issued on Nov 27, 2007. Check the license (Texas N9875, 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
1447432968
Name
Kenneth N. Holder
Credential
MD
Primary taxonomy
Hematology (Pathology) Physician 207ZH0000X
License number
N9875 TX
Self-reported in NPPES; status is on the state search
Practice location
4502 Medical Dr, San Antonio, TX 78229
Phone
(210) 358-4000
Enumerated
Nov 27, 2007
Record last updated
Nov 4, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(210) 567-6729
Medicaid ID
324850201 TX
Medicare enrollment
Enrolled (PECOS I20131007000114); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2007
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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8 nearest hematology (pathology) physician records → All 51 in Texas → Look up another NPI →

Also registered at 4502 Medical Dr

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

  1. Aaron Abarbanell, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1245497809
  2. Ayham AbdelAnesthesiology Physician1467147496
  3. Ali Abedi, M.D.Pulmonary Disease Physician1346566312
  4. Jordan Abel, M.D.Infectious Disease Physician1417273301
  5. Aesha Aboueisha, MDHospitalist Physician1225527815
  6. Seena Abraham, MDFamily Medicine Physician1306338561

Verify Kenneth N. Holder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N9875    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.

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Bills Medicare through one group practice

  1. University OF Texas Health Science Center AT San AntonioSan Antonio, TX

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

Kenneth N. Holder among 51 hematology (pathology) physician records in Texas

Kenneth N. Holder, MD is one of 51 hematology (pathology) physician records with a practice address in Texas. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 49% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2007 · median 1999 among the 35 with a school on file
  • Record last updated2019 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZH0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology (Pathology) Physician providers in Texas

There are 51 hematology (pathology) physician records in Texas.

All 51 in Texas → Every provider in San Antonio → Hematology (Pathology) Physician nationwide →

The 8 hematology (pathology) physician records with the nearest ZIP codes

  1. Ashley Windham, D.O.San Antonio, TX 782291235517301
  2. Joyce Lemaistre, M.D.San Antonio, TX 782301497801310
  3. William Kloss, M.D.New Braunfels, TX 781301316091473
  4. Jessica Ziemba, M.D.Corpus Christi, TX 784111528413838
  5. Xenia Parisi, MDAustin, TX 787171366903221
  6. Jayati Mallick, M.D.Galveston, TX 775551215355474
  7. Michelle Hebert, M.D.Conroe, TX 773041043215098
  8. Jita De, M.D.Houston, TX 770541225287246

Common questions

What is Kenneth N. Holder, MD's NPI number?

Kenneth N. Holder, MD's National Provider Identifier (NPI) is 1447432968, issued on Nov 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth N. Holder, MD located?

The NPPES record lists a practice address at 4502 Medical Dr, San Antonio, TX, 78229. Phone: (210) 358-4000. Providers update this record themselves, so call before visiting.

How can I verify Kenneth N. Holder, MD's license?

NPPES lists Texas license number N9875, 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.