Subha Mazzone, M.D.
Pediatric Hematology & Oncology Physician · Brewer, ME
Subha Mazzone, M.D. is a pediatric hematology & oncology physician with a practice address in Brewer, Maine, and NPI 1760757868, issued on Mar 21, 2012. Check the license (Maine MD22157, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Subha Mazzone
- Credential
- M.D.
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License numbers
- MD22157 ME
ETL5425 MA
31514 OK
Self-reported in NPPES; status is on the state search - Practice location
- 33 Whiting Hill RD, Brewer, ME 04412
- Phone
- (207) 973-7478
- Enumerated
- Mar 21, 2012
- Record last updated
- Sep 14, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201021001190); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 14 in Maine → Look up another NPI →
Also registered at 33 Whiting Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ayotola Ajayi, MDPediatric Hematology & Oncology Physician1447736962
- Erdem Altunel, MDHematology & Oncology Physician1619462884
- Ellen Arey, RNFamily Nurse Practitioner1508206822
- Sigrid Berg, MDHematology & Oncology Physician1972665834
- Philip Brooks, MDHematology & Oncology Physician1942254818
- Daniel Callaway, M.D.Pediatric Hematology & Oncology Physician1134428899
Verify Subha Mazzone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license MD22157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 86.3 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
- Children's Hospital Pediatric Associates, IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Subha Mazzone among 14 pediatric hematology & oncology physician records in Maine
Subha Mazzone, M.D. is one of 14 pediatric hematology & oncology physician records with a practice address in Maine. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 71% of them.
- NPI issued2012 · 71% of these records are older, 21% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Record last updated2020 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 pediatric hematology & oncology physician records list a practice address in Brewer
They are 5 of the 359 NPPES records with a practice address in Brewer, and 14 pediatric hematology & oncology physician records in Maine.
All 14 in Maine → Every provider in Brewer → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Ayotola Ajayi, MDBrewer, ME 044121447736962
- Daniel Callaway, M.D.Brewer, ME 044121134428899
- Sarah Fryberger, MDBrewer, ME 044121366548935
- Nadine Santacruz, M.D.Brewer, ME 044121053631952
- Judith Allen, M.D.Bangor, ME 044011497782767
- Stephen Blattner, MDCape Elizabeth, ME 041071992913255
- Stanley Chaleff, MDScarborough, ME 040741871549451
- Ashley Jean, MDScarborough, ME 040741518320217
Common questions
What is Subha Mazzone, M.D.'s NPI number?
Subha Mazzone, M.D.'s National Provider Identifier (NPI) is 1760757868, issued on Mar 21, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Subha Mazzone, M.D. located?
The NPPES record lists a practice address at 33 Whiting Hill RD, Brewer, ME, 04412. Phone: (207) 973-7478. Providers update this record themselves, so call before visiting.
How can I verify Subha Mazzone, M.D.'s license?
NPPES lists Maine license number MD22157, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Subha Mazzone, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.3 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.