William Zachary Smith, M.D.
Interventional Pain Medicine Physician · San Antonio, TX
William Zachary Smith, M.D. is an interventional pain medicine physician with a practice address in San Antonio, Texas, and NPI 1609281138, issued on Jun 23, 2014. Check the license (Texas T1219, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Zachary Smith
- Credential
- M.D.
- Primary taxonomy
- Interventional Pain Medicine Physician 208VP0014X
- License number
- T1219 TX
Self-reported in NPPES; status is on the state search - Practice location
- 731 Carnoustie Dr Ste 102, San Antonio, TX 78258
- Phone
- (210) 963-7493
- Enumerated
- Jun 23, 2014
- Record last updated
- Dec 6, 2022
- Fax
- (888) 464-0947
- Medicare enrollment
- Enrolled (PECOS I20210913002937); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest interventional pain medicine physician records → All 301 in Texas → Look up another NPI →
Verify William Zachary Smith in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T1219Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average interventional pain medicine physician in 2024
182 Medicare Part D claims for 59 beneficiaries, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Pregabalin60 claims
- Meloxicam24 claims
- Alprazolam22 claims
- Cyclobenzaprine Hcl18 claims
- Tramadol Hcl12 claims
- Gabapentin11 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.
Industry payments in 2024: $923.03
25 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 1,966 providers of this specialty with any payment received $3,889.53 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
William Zachary Smith among 301 interventional pain medicine physician records in Texas
William Zachary Smith, M.D. is one of 301 interventional pain medicine physician records with a practice address in Texas. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.
- NPI issued2014 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2014 · median 2004 among the 250 with a school on file
- Record last updated2022 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208VP0014X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Pain Medicine Physician providers in Texas
There are 301 interventional pain medicine physician records in Texas.
All 301 in Texas → Every provider in San Antonio → Interventional Pain Medicine Physician nationwide →
The 8 interventional pain medicine physician records with the nearest ZIP codes
- Raheel Bengali, MDSan Antonio, TX 782581376864512
- Urfan Dar, M.D.San Antonio, TX 782581285615260
- Moez Mithani, MDSan Antonio, TX 782581376047837
- Somtochukwu Nwebeh, MDSan Antonio, TX 782581366184178
- Joshua Shroll, MD, MPHSan Antonio, TX 782581942524806
- Sergio Alvarado, M.D.San Antonio, TX 782511255309084
- Dennis Karasek, M.D.San Antonio, TX 782511679572994
- Robert Overbaugh, M. D.San Antonio, TX 782511043262264
Common questions
What is William Zachary Smith, M.D.'s NPI number?
William Zachary Smith, M.D.'s National Provider Identifier (NPI) is 1609281138, issued on Jun 23, 2014. An NPI identifies a provider in billing; it is not a license.
Where is William Zachary Smith, M.D. located?
The NPPES record lists a practice address at 731 Carnoustie Dr Ste 102, San Antonio, TX, 78258. Phone: (210) 963-7493. Providers update this record themselves, so call before visiting.
How can I verify William Zachary Smith, M.D.'s license?
NPPES lists Texas license number T1219, 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 William Zachary Smith, M.D. prescribe under Medicare Part D?
In 2024, William Zachary Smith, M.D. had 182 Medicare Part D claims for 59 beneficiaries; the average among interventional pain medicine physician prescribers was 2,306. 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.