Marissa L Tarantino Steele, M.D.
Internal Medicine Physician · San Diego, CA
Marissa L Tarantino Steele, M.D. is an internal medicine physician with a practice address in San Diego, California, and NPI 1386871721, issued on Jun 12, 2009. Check the license (California A108297, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marissa L Tarantino Steele
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A108297 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7901 Frost St, San Diego, CA 92123
- Phone
- (858) 939-3400
- Enumerated
- Jun 12, 2009
- Record last updated
- Sep 25, 2025
- Medicare enrollment
- Enrolled (PECOS I20120914000200); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 7901 Frost St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mustafa Alwash, M.DHospitalist Physician1679936439
- Alexandra Anjier, MDEmergency Medicine Physician1467087510
- Anna Astashchanka, MDPulmonary Disease Physician1821594359
- Amir Bahreman, M.D.Internal Medicine Physician1124249388
Verify Marissa L Tarantino Steele in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A108297Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
194 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Amlodipine Besylate14 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: $141.46
9 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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 3 group practices
- Caring Physicians Medical Group, Inc.La Mesa, CA
- Emergency And Acute Care Medical CorporationSan Diego, CA
- Focus ON Health IncSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa L Tarantino Steele among 17,696 internal medicine physician records in California
Marissa L Tarantino Steele, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
961 internal medicine physician records list a practice address in San Diego
They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Diego → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paulette Cazares, M.D., MPHSan Diego, CA 921231710927470
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- Asim Guha Roy, MDSan Diego, CA 921231083659528
- Elan Hekier, M.D.San Diego, CA 921231225092463
- Faiz Hussain, MDSan Diego, CA 921231962422147
- Bernard Lichtenstein, M.D.San Diego, CA 921231104878073
- Karim Mansour, M.D.San Diego, CA 921231942238878
- Lynne Milgram, M.D.San Diego, CA 921231629016316
Common questions
What is Marissa L Tarantino Steele, M.D.'s NPI number?
Marissa L Tarantino Steele, M.D.'s National Provider Identifier (NPI) is 1386871721, issued on Jun 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Marissa L Tarantino Steele, M.D. located?
The NPPES record lists a practice address at 7901 Frost St, San Diego, CA, 92123. Phone: (858) 939-3400. Providers update this record themselves, so call before visiting.
How can I verify Marissa L Tarantino Steele, M.D.'s license?
NPPES lists California license number A108297, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marissa L Tarantino Steele, M.D. prescribe under Medicare Part D?
In 2024, Marissa L Tarantino Steele, M.D. had 194 Medicare Part D claims for 75 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.