James Robert Donnelly, D.D.S.
General Practice Dentistry · San Marcos, TX
James Robert Donnelly, D.D.S. is a general practice dentistry with a practice address in San Marcos, Texas, and NPI 1265570634, issued on Feb 1, 2007. Check the license (Texas D12430, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James Robert Donnelly
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- D12430 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1337 Thorpe LN, San Marcos, TX 78666
- Phone
- (512) 396-5225
- Enumerated
- Feb 1, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (512) 396-7022
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 10,056 in Texas → Look up another NPI →
Also registered at 1337 Thorpe LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Breanna Campbell, DMDDentist1447904651
- John Drisdale, DMDGeneral Practice Dentistry1629592787
Verify James Robert Donnelly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license D12430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% fewer Medicare Part D claims than the average general practice dentistry in 2024
80 Medicare Part D claims for 43 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Amoxicillin27 claims
- Hydrocodone-Acetaminophen17 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.
James Robert Donnelly among 10,056 general practice dentistry records in Texas
James Robert Donnelly, D.D.S. is one of 10,056 general practice dentistry records with a practice address in Texas. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.
- NPI issued2007 · 27% of these records are older, 52% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 general practice dentistry records list a practice address in San Marcos
They are 15 of the 1,003 NPPES records with a practice address in San Marcos, and 10,056 general practice dentistry records in Texas.
All 10,056 in Texas → Every provider in San Marcos → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Steven Aycock, DDSSan Marcos, TX 786661760591457
- Nitya Chhabra, DMDSan Marcos, TX 786661710528716
- John Drisdale, DMDSan Marcos, TX 786661629592787
- David Earnest, D.D.S.San Marcos, TX 786661841585973
- Collette Edwards, DDSSan Marcos, TX 786661669992491
- Greg Gilcrease, D.D.S.San Marcos, TX 786661508989021
- Jamshaid Khan, DDSSan Marcos, TX 786661477731537
- Horace Milligan, D.D.S.San Marcos, TX 786661538388749
Common questions
What is James Robert Donnelly, D.D.S.'s NPI number?
James Robert Donnelly, D.D.S.'s National Provider Identifier (NPI) is 1265570634, issued on Feb 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James Robert Donnelly, D.D.S. located?
The NPPES record lists a practice address at 1337 Thorpe LN, San Marcos, TX, 78666. Phone: (512) 396-5225. Providers update this record themselves, so call before visiting.
How can I verify James Robert Donnelly, D.D.S.'s license?
NPPES lists Texas license number D12430, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does James Robert Donnelly, D.D.S. prescribe under Medicare Part D?
In 2024, James Robert Donnelly, D.D.S. had 80 Medicare Part D claims for 43 beneficiaries; the average among general practice dentistry prescribers was 83. 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.