Corrine Zarwan, MD
NPI 1790724409 · Medical Oncology Physician · Burlington, MA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Corrine Zarwan, MD is a Medical Oncology Physician provider in Burlington, MA (NPI 1790724409).
Provider details
- NPI number
- 1790724409
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 214165 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
765 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) |
|---|---|---|
| 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 | 275 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 181 | $153 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 170 | $101 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $69 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 32 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 383 | 125 |
| Tamoxifen Citrate | 118 | 36 |
| Letrozole | 62 | 23 |
| Lorazepam | 62 | 16 |
| Alendronate Sodium | 42 | 14 |
| Palbociclibbrand: Ibrance | 41 | — |
| Oxycodone Hcl | 39 | — |
| Prochlorperazine Maleate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2012-05-23
Frequently asked questions
- What is Corrine Zarwan's NPI number?
- Corrine Zarwan's National Provider Identifier (NPI) is 1790724409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corrine Zarwan's specialty?
- Corrine Zarwan is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Corrine Zarwan located?
- Corrine Zarwan's practice location on file with NPPES is 41 Mall Rd, Burlington, MA 01805-0001.
- What is Corrine Zarwan's phone number?
- The practice phone number listed in the NPPES registry for Corrine Zarwan is (781) 744-8400.
- Does Corrine Zarwan accept Medicare?
- Corrine Zarwan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Corrine Zarwan's NPI active?
- Yes — Corrine Zarwan's NPI (1790724409) is active in the NPPES registry as of the last update on 2012-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.