Physician Profile
Unclaimed ProfileAbout ZARWAN
Based in Burlington, MA, Corrine Zarwan, MD is listed in the NPI registry under medical oncology. Corrine graduated from University of Florida College of Medicine in 2000. Medicare claims data shows Corrine provided 765 services to 443 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (781) 744-8400
- Email not available
Practice Locations
41 MALL RD LAHEY CLINIC
Burlington, MA 01805
Procedures Most Often Billed to Medicare
765 services · 443 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| 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' | Billing code | G2211 |
275 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
181 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
170 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
62 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
32 |
| 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' | Billing code | G2211 |
18 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
16 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other medical oncology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Other medical oncology specialists in Burlington 7
Same specialty, same city.
Trained at University of Florida College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at University of Florida College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Zarwan specialize in?
Dr. Zarwan is a medical oncology in Burlington, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “MEDICAL ONCOLOGY”.
NPI registry
Where is Dr. Zarwan located?
Dr. Zarwan is listed at 41 MALL RD LAHEY CLINIC, Burlington, MA 01805. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Zarwan's phone number?
The number on file is (781) 744-8400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Zarwan?
Dr. Zarwan's National Provider Identifier is 1790724409. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Zarwan go to medical school?
Dr. Zarwan attended University of Florida College of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Zarwan have?
Dr. Zarwan has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zarwan do most often?
According to Medicare billing data, Dr. Zarwan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Zarwan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zarwan. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.