Gerardo A. Chica, M.D.
Nephrology Physician · San Antonio, TX
Gerardo A. Chica, M.D. is a nephrology physician with a practice address in San Antonio, Texas, and NPI 1790760940, issued on Dec 9, 2005. Check the license (Texas L4883, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gerardo A. Chica
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- L4883 TX
31236 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2391 NE Loop 410 Ste 405, San Antonio, TX 78217
- Phone
- (210) 654-7326
- Enumerated
- Dec 9, 2005
- Record last updated
- Aug 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (210) 590-8232
- Medicaid ID
- 154603802 TX
- Medicare enrollment
- Enrolled (PECOS I20040614001426); accepts Medicare assignment
- Medical or professional school
- Texas Tech University Health Science Center School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,159 in Texas → Look up another NPI →
Also registered at 2391 NE Loop 410 Ste 405
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeet Gandhi, MDNephrology Physician1649433780
- Jeffrey Sewell, MDNephrology Physician1790078137
Verify Gerardo A. Chica in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L4883Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average nephrology physician in 2024
1,151 Medicare Part D claims for 174 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Farxiga113 claims
- Allopurinol92 claims
- Lisinopril76 claims
- Losartan Potassium71 claims
- Amlodipine Besylate47 claims
- Nifedipine Er35 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: $1,598.52
65 payments; by number, the most common kind was food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- San Antonio Kidney Disease Center Physicians Group, P.L.L.C.San Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerardo A. Chica among 1,159 nephrology physician records in Texas
Gerardo A. Chica, M.D. is one of 1,159 nephrology physician records with a practice address in Texas. 89% 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, 85% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1997 · median 2001 among the 954 with a school on file
- Record last updated2021 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Texas
There are 1,159 nephrology physician records in Texas.
All 1,159 in Texas → Every provider in San Antonio → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Jeet Gandhi, MDSan Antonio, TX 782171649433780
- Jeffrey Sewell, MDSan Antonio, TX 782171790078137
- Peter Smolens, M.D.San Antonio, TX 782171447235908
- William Wortham, M.D.San Antonio, TX 782171407831449
- Sherryl Mitchell Hernandez, M.D.San Antonio, TX 782161578972089
- Bassem Arab, MDSan Antonio, TX 782151780116061
- Nastaran Fathi, MDSan Antonio, TX 782151407957657
- Alfredo Fiallo, M.D.San Antonio, TX 782151417931031
Common questions
What is Gerardo A. Chica, M.D.'s NPI number?
Gerardo A. Chica, M.D.'s National Provider Identifier (NPI) is 1790760940, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gerardo A. Chica, M.D. located?
The NPPES record lists a practice address at 2391 NE Loop 410 Ste 405, San Antonio, TX, 78217. Phone: (210) 654-7326. Providers update this record themselves, so call before visiting.
How can I verify Gerardo A. Chica, M.D.'s license?
NPPES lists Texas license number L4883, 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 Gerardo A. Chica, M.D. prescribe under Medicare Part D?
In 2024, Gerardo A. Chica, M.D. had 1,151 Medicare Part D claims for 174 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.