Melissa Ann Mroz, M.D.
Internal Medicine Physician · Rochester, NY
Melissa Ann Mroz, M.D. is an internal medicine physician with a practice address in Rochester, New York, and NPI 1013181072, issued on Apr 21, 2008. Check the license (New York 259740, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Melissa Ann Mroz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 259740 NY
Self-reported in NPPES; status is on the state search - Practice location
- 601 Elmwood Ave, Rochester, NY 14642
- Phone
- (585) 275-7424
- Enumerated
- Apr 21, 2008
- Record last updated
- Jul 7, 2023
- Fax
- (585) 276-2684
- Medicare enrollment
- Enrolled (PECOS I20120711000567); accepts Medicare assignment
- Medical or professional school
- Temple University School Of Medicine, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
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Also registered at 601 Elmwood Ave
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Verify Melissa Ann Mroz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 259740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% fewer Medicare Part D claims than the average internal medicine physician in 2024
3,033 Medicare Part D claims for 301 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 51 claims were for opioids.
Most prescribed
- Amlodipine Besylate225 claims
- Atorvastatin Calcium160 claims
- Levothyroxine Sodium118 claims
- Gabapentin96 claims
- Omeprazole79 claims
- Rosuvastatin Calcium74 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF RochesterRochester, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa Ann Mroz among 12,067 internal medicine physician records in New York
Melissa Ann Mroz, M.D. is one of 12,067 internal medicine physician records with a practice address in New York. 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2008 · median 2002 among the 7,221 with a school on file
- Record last updated2023 · 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
504 internal medicine physician records list a practice address in Rochester
They are 504 of the 20,520 NPPES records with a practice address in Rochester, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Rochester → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Elizabeth Edwardsen, M.D.Rochester, NY 146421306862644
- Aniko Fellegi, M.D.Rochester, NY 146421457343667
- John Grable, MDRochester, NY 146421427090026
- Catherine Gracey, MDRochester, NY 146421336185917
Common questions
What is Melissa Ann Mroz, M.D.'s NPI number?
Melissa Ann Mroz, M.D.'s National Provider Identifier (NPI) is 1013181072, issued on Apr 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Ann Mroz, M.D. located?
The NPPES record lists a practice address at 601 Elmwood Ave, Rochester, NY, 14642. Phone: (585) 275-7424. Providers update this record themselves, so call before visiting.
How can I verify Melissa Ann Mroz, M.D.'s license?
NPPES lists New York license number 259740, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melissa Ann Mroz, M.D. prescribe under Medicare Part D?
In 2024, Melissa Ann Mroz, M.D. had 3,033 Medicare Part D claims for 301 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Melissa Ann Mroz, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.