Robert Carroll Nichols, MD
Family Medicine Physician · San Antonio, TX
Robert Carroll Nichols, MD is a family medicine physician with a practice address in San Antonio, Texas, and NPI 1518942333, issued on Dec 14, 2005. Check the license (Texas L8456, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert Carroll Nichols
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- L8456 TX
ME112824 FL
2009-00826 NC
Self-reported in NPPES; status is on the state search - Practice location
- 7219 Culebra RD, San Antonio, TX 78251
- Phone
- (210) 509-2603
- Enumerated
- Dec 14, 2005
- Record last updated
- Jul 30, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (210) 334-2851
- Medicare enrollment
- Enrolled (PECOS I20150618001595); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 2002
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 7219 Culebra RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Carroll Nichols in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L8456Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.1 times the Medicare Part D claims of the average family medicine physician in 2024
11,094 Medicare Part D claims for 724 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Rosuvastatin Calcium834 claims
- Atorvastatin Calcium641 claims
- Duloxetine Hcl524 claims
- Lisinopril415 claims
- Montelukast Sodium372 claims
- Metformin Hcl Er368 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: $155.00
8 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 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
- Gmg Health Systems Associates PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Carroll Nichols among 11,119 family medicine physician records in Texas
Robert Carroll Nichols, MD is one of 11,119 family 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, 88% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2002 · median 2004 among the 7,095 with a school on file
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
809 family medicine physician records list a practice address in San Antonio
They are 809 of the 37,749 NPPES records with a practice address in San Antonio, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in San Antonio → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nick Aguilar, MDSan Antonio, TX 782511639176340
- Yolanda Alonzo, DOSan Antonio, TX 782511396734711
- Maria Ballesteros, MDSan Antonio, TX 782511881699361
- Eric Bernstein, MDSan Antonio, TX 782511508978487
- Duane Brieger, M.D.San Antonio, TX 782511205896230
- Christine Criscuolo Higgins, MDSan Antonio, TX 782511881695864
- Jose Dejesus, MDSan Antonio, TX 782511245237049
- Jose Hinojosa, MDSan Antonio, TX 782511063435063
Common questions
What is Robert Carroll Nichols, MD's NPI number?
Robert Carroll Nichols, MD's National Provider Identifier (NPI) is 1518942333, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Carroll Nichols, MD located?
The NPPES record lists a practice address at 7219 Culebra RD, San Antonio, TX, 78251. Phone: (210) 509-2603. Providers update this record themselves, so call before visiting.
How can I verify Robert Carroll Nichols, MD's license?
NPPES lists Texas license number L8456, 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 Carroll Nichols, MD prescribe under Medicare Part D?
In 2024, Robert Carroll Nichols, MD had 11,094 Medicare Part D claims for 724 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.