Robert W. Koshman, MD
Specialist · Houston, TX
Robert W. Koshman, MD is a specialist with a practice address in Houston, Texas, and NPI 1518986918, issued on Jul 18, 2006. Check the license (Texas G1693, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert W. Koshman
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- G1693 TX
Self-reported in NPPES; status is on the state search - Practice location
- 915 Gessner RD, Houston, TX 77024
- Phone
- (713) 932-6565
- Enumerated
- Jul 18, 2006
- Record last updated
- Apr 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (713) 932-6507
- Entity
- Type 1 · individual
8 nearest specialist records → All 1,716 in Texas → Look up another NPI →
Also registered at 915 Gessner RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert W. Koshman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license G1693Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average specialist in 2024
17 Medicare Part D claims, against an average of 1,380 among the 8,233 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.
Robert W. Koshman among 1,716 specialist records in Texas
Robert W. Koshman, MD is one of 1,716 specialist records with a practice address in Texas. 31% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 46% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 18% of these records are
- Record last updated2016 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in Texas
There are 1,716 specialist records in Texas.
All 1,716 in Texas → Every provider in Houston → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Ramon Barreno-Canales, MDHouston, TX 770241831184860
- Alfonso Barrera, M.D., F.A.C.S.Houston, TX 770241205865391
- Martin Bloom, M.D.Houston, TX 770241528038064
- Sheila Jacobson, M.D.Houston, TX 770241881689073
- Rebecca Luethcke, M.D.Houston, TX 770241346242328
- Sharon McCloskey, M.D.Houston, TX 770241023018215
- Hector Medellin, M.D.Houston, TX 770241295707511
- Paul Metz, D.D.S., M.D.Houston, TX 770241578551982
Common questions
What is Robert W. Koshman, MD's NPI number?
Robert W. Koshman, MD's National Provider Identifier (NPI) is 1518986918, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert W. Koshman, MD located?
The NPPES record lists a practice address at 915 Gessner RD, Houston, TX, 77024. Phone: (713) 932-6565. Providers update this record themselves, so call before visiting.
How can I verify Robert W. Koshman, MD's license?
NPPES lists Texas license number G1693, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Robert W. Koshman, MD prescribe under Medicare Part D?
In 2024, Robert W. Koshman, MD had 17 Medicare Part D claims; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.
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.