Marissa Mastrocola
Sports Medicine (Orthopaedic Surgery) Physician · Redwood City, CA
Marissa Mastrocola is a sports medicine (orthopaedic surgery) physician with a practice address in Redwood City, California, and NPI 1790245884, issued on Mar 23, 2019. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marissa Mastrocola
- Primary taxonomy
- Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
- License number
- 0101287702 VA
Self-reported in NPPES; status is on the state search - Practice location
- 450 Broadway St # MC6342, Redwood City, CA 94063
- Phone
- (650) 721-1836
- Enumerated
- Mar 23, 2019
- Record last updated
- Dec 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20251215000822); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2019
- Entity
- Type 1 · individual
8 nearest sports medicine (orthopaedic surgery) physician records → All 384 in California → Look up another NPI →
Also registered at 450 Broadway St # MC6342
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jody Law, MDStudent in an Organized Health Care Education/Training Program1447994587
Verify Marissa Mastrocola in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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 sports medicine (orthopaedic surgery) physician in 2024
17 Medicare Part D claims for 15 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
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: $13,358.42
2 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 2,400 providers of this specialty with any payment received $19,779.31 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
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa Mastrocola among 384 sports medicine (orthopaedic surgery) physician records in California
Marissa Mastrocola is one of 384 sports medicine (orthopaedic surgery) physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 93% of them.
- NPI issued2019 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2019 · median 2003 among the 293 with a school on file
- Record last updated2025 · 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 207XX0005X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sports Medicine (Orthopaedic Surgery) Physician providers in California
There are 384 sports medicine (orthopaedic surgery) physician records in California.
All 384 in California → Every provider in Redwood City → Sports Medicine (Orthopaedic Surgery) Physician nationwide →
The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes
- George Bugarinovic, MDRedwood City, CA 940631366062770
- Michael Dillingham, MDRedwood City, CA 940631609808765
- Gannon Kennedy, M.D.Redwood City, CA 940631083933535
- Rui Soares, MDRedwood City, CA 940631538748025
- Jean-Olivier Tetreault Paquin, M.D.Redwood City, CA 940631861928814
- George Thabit, MDRedwood City, CA 940631346261682
- Michael Wall, MDRedwood City, CA 940631780616847
- Deryk Jones, MDSan Carlos, CA 940701356390611
Common questions
What is Marissa Mastrocola's NPI number?
Marissa Mastrocola's National Provider Identifier (NPI) is 1790245884, issued on Mar 23, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Mastrocola located?
The NPPES record lists a practice address at 450 Broadway St # MC6342, Redwood City, CA, 94063. Phone: (650) 721-1836. Providers update this record themselves, so call before visiting.
How can I verify Marissa Mastrocola's license?
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 Mastrocola prescribe under Medicare Part D?
In 2024, Marissa Mastrocola had 17 Medicare Part D claims for 15 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. 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.