Philip Keiser, MD
Infectious Disease Physician · Galveston, TX
Philip Keiser, MD is an infectious disease physician with a practice address in Galveston, Texas, and NPI 1790748424, issued on Apr 12, 2006. Check the license (Texas J5372, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Philip Keiser
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- J5372 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1005 Harborside Dr, Galveston, TX 77555
- Phone
- (409) 772-0644
- Enumerated
- Apr 12, 2006
- Record last updated
- Mar 18, 2026
- Fax
- (409) 747-0777
- Medicaid ID
- 046963701 TX
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 674 in Texas → Look up another NPI →
Also registered at 1005 Harborside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Evans, FNPFamily Nurse Practitioner1871121426
- Jonathan Gerber, M.D.Urology Physician1063857571
Verify Philip Keiser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J5372Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average infectious disease physician in 2024
47 Medicare Part D claims for 11 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 75 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Philip Keiser among 674 infectious disease physician records in Texas
Philip Keiser, MD is one of 674 infectious disease physician records with a practice address in Texas. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 59% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 76% of these records are
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 infectious disease physician records list a practice address in Galveston
They are 25 of the 2,532 NPPES records with a practice address in Galveston, and 674 infectious disease physician records in Texas.
All 674 in Texas → Every provider in Galveston → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Lucas Blanton, MDGalveston, TX 775551265519490
- Miguel Cabada, MD MSCGalveston, TX 775551255532982
- Hemil Gonzalez, MDGalveston, TX 775551962830653
- Alfred Lea, MDGalveston, TX 775551396825790
- Clovus Mayhall, MDGalveston, TX 775551982763330
- Susan McLellan, MDGalveston, TX 775551932292042
- Peter MelbyGalveston, TX 775551700898624
- David Reynoso, M.D., PH.D.Galveston, TX 775551205198405
Common questions
What is Philip Keiser, MD's NPI number?
Philip Keiser, MD's National Provider Identifier (NPI) is 1790748424, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Philip Keiser, MD located?
The NPPES record lists a practice address at 1005 Harborside Dr, Galveston, TX, 77555. Phone: (409) 772-0644. Providers update this record themselves, so call before visiting.
How can I verify Philip Keiser, MD's license?
NPPES lists Texas license number J5372, 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 Philip Keiser, MD prescribe under Medicare Part D?
In 2024, Philip Keiser, MD had 47 Medicare Part D claims for 11 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Philip Keiser, MD's MIPS final score?
The 2023 MIPS final score is 75 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.
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.