Stefan Balan, M.D.
NPI 1962504936 · Hematology & Oncology Physician · Winchester, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefan Balan, M.D. is a Hematology & Oncology Physician provider in Winchester, MA (NPI 1962504936).
Provider details
- NPI number
- 1962504936
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 254898 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
787 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 364 | $102 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 105 | $69 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 91 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 80 | $151 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 72 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dexamethasone | 64 | 27 |
| Prochlorperazine Maleate | 42 | 29 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 36 | — |
| Folic Acid | 33 | 13 |
| Apixabanbrand: Eliquis | 29 | — |
| Hydroxyurea | 26 | — |
| Acyclovir | 25 | — |
Practice location
Mailing address
Additional practice locations (2)
- 330 Brookline AveBoston, MA 02215-5400Phone: (617) 667-7000
- 41 Mall RdBurlington, MA 01805-0001Phone: (781) 744-5100
Registry dates
- Enumerated
- 2006-09-01
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Stefan Balan's NPI number?
- Stefan Balan's National Provider Identifier (NPI) is 1962504936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stefan Balan's specialty?
- Stefan Balan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Stefan Balan located?
- Stefan Balan's practice location on file with NPPES is 620 Washington St Ste 2130, Winchester, MA 01890-1328.
- What is Stefan Balan's phone number?
- The practice phone number listed in the NPPES registry for Stefan Balan is (781) 750-5000.
- Does Stefan Balan accept Medicare?
- Stefan Balan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stefan Balan's NPI active?
- Yes — Stefan Balan's NPI (1962504936) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.