Stefan Balan, M.D.
Hematology & Oncology Physician · Winchester, MA
Stefan Balan, M.D. is a hematology & oncology physician with a practice address in Winchester, Massachusetts, and NPI 1962504936, issued on Sep 1, 2006. Check the license (Massachusetts 254898, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Stefan Balan
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 254898 MA
Self-reported in NPPES; status is on the state search - Practice location
- 620 Washington St Ste 2130, Winchester, MA 01890
- Phone
- (781) 750-5000
- Enumerated
- Sep 1, 2006
- Record last updated
- Feb 9, 2026
- Fax
- (781) 750-5300
- Medicare enrollment
- Enrolled (PECOS I20220808002389); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Verify Stefan Balan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 254898Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
568 Medicare Part D claims for 120 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 24 claims were for opioids.
Most prescribed
- Dexamethasone64 claims
- Prochlorperazine Maleate42 claims
- Sulfamethoxazole-Trimethoprim36 claims
- Folic Acid33 claims
- Eliquis29 claims
- Hydroxyurea26 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.
Bills Medicare through 2 group practices
- Beth Israel Lahey Health Specialty Care, Inc.Burlington, MA
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stefan Balan among 461 hematology & oncology physician records in Massachusetts
Stefan Balan, M.D. is one of 461 hematology & oncology physician records with a practice address in Massachusetts. 75% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1993 · median 2004 among the 303 with a school on file
- Record last updated2026 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 hematology & oncology physician records list a practice address in Winchester
They are 7 of the 439 NPPES records with a practice address in Winchester, and 461 hematology & oncology physician records in Massachusetts.
All 461 in Massachusetts → Every provider in Winchester → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Stephanie Bernstein, MDWinchester, MA 018901396814265
- Barbara Bjornson, MDWinchester, MA 018901982715850
- Saritha Bolla, MDWinchester, MA 018901033225990
- Shiksha Kedia, M.DWinchester, MA 018901588976039
- Shadi Khalil, MDWinchester, MA 018901174051601
- Bhargavi Yalamarti, MDWinchester, MA 018901285875088
- Angus McIntyre, M.D.Beverly, MA 019151891880134
- Michelle Lee, M.D.Danvers, MA 019231134652126
Common questions
What is Stefan Balan, M.D.'s NPI number?
Stefan Balan, M.D.'s National Provider Identifier (NPI) is 1962504936, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stefan Balan, M.D. located?
The NPPES record lists a practice address at 620 Washington St Ste 2130, Winchester, MA, 01890. Phone: (781) 750-5000. Providers update this record themselves, so call before visiting.
How can I verify Stefan Balan, M.D.'s license?
NPPES lists Massachusetts license number 254898, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stefan Balan, M.D. prescribe under Medicare Part D?
In 2024, Stefan Balan, M.D. had 568 Medicare Part D claims for 120 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.