Robert T. Ching, DO
Internal Medicine Physician · San Antonio, TX
Robert T. Ching, DO is an internal medicine physician with a practice address in San Antonio, Texas, and NPI 1770565707, issued on Nov 16, 2005. Check the license (Texas J9642, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert T. Ching
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- J9642 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7115 Fairlawn Dr, San Antonio, TX 78223
- Phone
- (210) 337-2600
- Enumerated
- Nov 16, 2005
- Record last updated
- Jul 14, 2025
- Fax
- (210) 337-2644
- Medicaid ID
- 121238301 TX
- Medicare enrollment
- Enrolled (PECOS I20040518000369); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Osteopathy, 1992
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 7115 Fairlawn Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauryn Saenz, FNPPrimary Care Nurse Practitioner1710669643
- Caitlin Stork, FNPFamily Nurse Practitioner1275254542
Verify Robert T. Ching in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J9642Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.9 times the Medicare Part D claims of the average internal medicine physician in 2024
15,432 Medicare Part D claims for 1,108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 352 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,127 claims
- Amlodipine Besylate504 claims
- Metoprolol Succinate424 claims
- Levothyroxine Sodium395 claims
- Losartan Potassium392 claims
- Tizanidine Hcl374 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: $2,775.65
160 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Robert Ching DO PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert T. Ching among 9,175 internal medicine physician records in Texas
Robert T. Ching, DO is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1992 · median 2004 among the 6,088 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
657 internal medicine physician records list a practice address in San Antonio
They are 657 of the 37,749 NPPES records with a practice address in San Antonio, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in San Antonio → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carmen Mascarenhas, M.D.San Antonio, TX 782231346351814
- Farah Al Allawi, MD , M.B.CH.BSan Antonio, TX 782241477133502
- Steven Argumedo, MDSan Antonio, TX 782241780864751
- Homero Arriola, M.D.San Antonio, TX 782221518097971
- Gregory Brown, MDSan Antonio, TX 782221922147933
- Jessica Buzenas, MDSan Antonio, TX 782241538311022
- Carlos Correa, MDSan Antonio, TX 782241629065776
- Amanda CruzSan Antonio, TX 782241427684430
Common questions
What is Robert T. Ching, DO's NPI number?
Robert T. Ching, DO's National Provider Identifier (NPI) is 1770565707, issued on Nov 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert T. Ching, DO located?
The NPPES record lists a practice address at 7115 Fairlawn Dr, San Antonio, TX, 78223. Phone: (210) 337-2600. Providers update this record themselves, so call before visiting.
How can I verify Robert T. Ching, DO's license?
NPPES lists Texas license number J9642, 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 Robert T. Ching, DO prescribe under Medicare Part D?
In 2024, Robert T. Ching, DO had 15,432 Medicare Part D claims for 1,108 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.