Marichel L. Marcolino, M.D.
Internal Medicine Physician · San Antonio, TX
Marichel L. Marcolino, M.D. is an internal medicine physician with a practice address in San Antonio, Texas, and NPI 1326154287, issued on Aug 22, 2006. Check the license (Texas M4320, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Marichel L. Marcolino
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- M4320 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7434 Louis Pasteur Dr Ste 102, San Antonio, TX 78229
- Phone
- (726) 224-2402
- Enumerated
- Aug 22, 2006
- Record last updated
- Jun 16, 2026
- Fax
- (726) 800-6804
- Medicaid ID
- 1843286-01 TX
- Medicare enrollment
- Enrolled (PECOS I20070209000136); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 7434 Louis Pasteur Dr Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Murthy Gedala, MDNephrology Physician1225134943
- Yvonne Page, CCC-SLPSpeech-Language Pathologist1255408829
Verify Marichel L. Marcolino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M4320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average internal medicine physician in 2024
646 Medicare Part D claims for 270 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Methocarbamol34 claims
- Cephalexin32 claims
- Clopidogrel32 claims
- Atorvastatin Calcium28 claims
- Pantoprazole Sodium28 claims
- Losartan Potassium27 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: $51.07
2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. 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
- Hospital Medicine Services OF TX, PLLCSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marichel L. Marcolino among 9,175 internal medicine physician records in Texas
Marichel L. Marcolino, M.D. 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1994 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 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
- Jeremias Abueme, M.D.San Antonio, TX 782291891790960
- Richard Clemons, MDSan Antonio, TX 782291740282664
- Serina Flores, M.D.San Antonio, TX 782291528058203
- John Galan, MDSan Antonio, TX 782291528069440
- Juan Gonzalez, MDSan Antonio, TX 782291659370963
- Bradley Kayser, MDSan Antonio, TX 782291285635110
- Michelle Medellin, M.D.San Antonio, TX 782291770571614
- Thomas Mieras, MDSan Antonio, TX 782291578564787
Common questions
What is Marichel L. Marcolino, M.D.'s NPI number?
Marichel L. Marcolino, M.D.'s National Provider Identifier (NPI) is 1326154287, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marichel L. Marcolino, M.D. located?
The NPPES record lists a practice address at 7434 Louis Pasteur Dr Ste 102, San Antonio, TX, 78229. Phone: (726) 224-2402. Providers update this record themselves, so call before visiting.
How can I verify Marichel L. Marcolino, M.D.'s license?
NPPES lists Texas license number M4320, 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 Marichel L. Marcolino, M.D. prescribe under Medicare Part D?
In 2024, Marichel L. Marcolino, M.D. had 646 Medicare Part D claims for 270 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.