Wesley K. Greydanus, M.D.
Anesthesiology Physician · San Antonio, TX
Wesley K. Greydanus, M.D. is an anesthesiology physician with a practice address in San Antonio, Texas, and NPI 1366470353, issued on Jun 29, 2006. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Wesley K. Greydanus
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- MD00024790 WA
Self-reported in NPPES; status is on the state search - Practice location
- 16607 Blanco RD, San Antonio, TX 78232
- Phone
- (210) 485-1850
- Enumerated
- Jun 29, 2006
- Record last updated
- Jul 17, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (210) 493-9500
- Medicaid ID
- 1037654 WA
- Medicare enrollment
- Enrolled (PECOS I20081103000226); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1984
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 4,635 in Texas → Look up another NPI →
Also registered at 16607 Blanco RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jerry Beyer, M.D.Anesthesiology Physician1386618197
- Cathlinn Busch, LPCProfessional Counselor1881910735
- Hector Dalesandro, M.D.Anesthesiology Physician1326026345
- Derek Elder, LPCProfessional Counselor1447540968
- Daria Flores, M.D.Anesthesiology Physician1801116876
- Jennifer Glynn, MACOM, L.AC.Acupuncturist1871946715
Verify Wesley K. Greydanus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average anesthesiology physician in 2024
13 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Bills Medicare through 3 group practices
- Emergenchealth PLLCCorpus Christi, TX
- Northstar Anesthesia III PACorpus Christi, TX
- South Texas Anesthesia Group PLLCSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wesley K. Greydanus among 4,635 anesthesiology physician records in Texas
Wesley K. Greydanus, M.D. is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 54% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1984 · median 2005 among the 3,293 with a school on file
- Record last updated2009 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
419 anesthesiology physician records list a practice address in San Antonio
They are 419 of the 37,749 NPPES records with a practice address in San Antonio, and 4,635 anesthesiology physician records in Texas.
All 4,635 in Texas → Every provider in San Antonio → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Jerry Beyer, M.D.San Antonio, TX 782321386618197
- Hector Dalesandro, M.D.San Antonio, TX 782321326026345
- Stephen Fiebrich, MDSan Antonio, TX 782321558321778
- Daria Flores, M.D.San Antonio, TX 782321801116876
- Brian Haworth, MDSan Antonio, TX 782321881630721
- Rebecca Kaitner, M.D.San Antonio, TX 782321134269475
- Mark Kaitner, M.D.San Antonio, TX 782321518007863
- Edwin Shih, M.D.San Antonio, TX 782321114943156
Common questions
What is Wesley K. Greydanus, M.D.'s NPI number?
Wesley K. Greydanus, M.D.'s National Provider Identifier (NPI) is 1366470353, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Wesley K. Greydanus, M.D. located?
The NPPES record lists a practice address at 16607 Blanco RD, San Antonio, TX, 78232. Phone: (210) 485-1850. Providers update this record themselves, so call before visiting.
How can I verify Wesley K. Greydanus, M.D.'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 Wesley K. Greydanus, M.D. prescribe under Medicare Part D?
In 2024, Wesley K. Greydanus, M.D. had 13 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.