William D. Clark, MD
Pediatric Otolaryngology Physician · San Antonio, TX
William D. Clark, MD is a pediatric otolaryngology physician with a practice address in San Antonio, Texas, and NPI 1306807268, issued on Mar 30, 2006. Check the license (Texas D6986, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- William D. Clark
- Credential
- MD
- Primary taxonomy
- Pediatric Otolaryngology Physician 207YP0228X
- License number
- D6986 TX
Self-reported in NPPES; status is on the state search - Practice location
- 333 N Santa Rosa Street, San Antonio, TX 78207
- Phone
- (210) 704-2335
- Enumerated
- Mar 30, 2006
- Record last updated
- Oct 5, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (210) 704-2335
- Medicaid ID
- 115705908 TX
- Entity
- Type 1 · individual
8 nearest pediatric otolaryngology physician records → All 92 in Texas → Look up another NPI →
Also registered at 333 N Santa Rosa Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meredith DefreesPhysician Assistant1801235684
Verify William D. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license D6986Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 71 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).
William D. Clark among 92 pediatric otolaryngology physician records in Texas
William D. Clark, MD is one of 92 pediatric otolaryngology physician records with a practice address in Texas. 71% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 59% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2011 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207YP0228X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Otolaryngology Physician providers in Texas
There are 92 pediatric otolaryngology physician records in Texas.
All 92 in Texas → Every provider in San Antonio → Pediatric Otolaryngology Physician nationwide →
The 8 pediatric otolaryngology physician records with the nearest ZIP codes
- Jack Borders, MDSan Antonio, TX 782071306800404
- Mark Boston, M.D.San Antonio, TX 782071023000601
- Clayton Farahani, DOSan Antonio, TX 782071427598911
- Morgan Fordham, M.D.San Antonio, TX 782071558522615
- Daniel Penaranda Garcia, MDSan Antonio, TX 782071962181529
- Marisa Earley, M.D.San Antonio, TX 782291164743472
- Nadine Haykal, MDSan Antonio, TX 782291669868071
- Sarah Bowe, M.D.Jbsa Ft Sam Houston, TX 782341851566442
Common questions
What is William D. Clark, MD's NPI number?
William D. Clark, MD's National Provider Identifier (NPI) is 1306807268, issued on Mar 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William D. Clark, MD located?
The NPPES record lists a practice address at 333 N Santa Rosa Street, San Antonio, TX, 78207. Phone: (210) 704-2335. Providers update this record themselves, so call before visiting.
How can I verify William D. Clark, MD's license?
NPPES lists Texas license number D6986, 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.
What is William D. Clark, MD's MIPS final score?
The 2023 MIPS final score is 71 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.