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Edit this profileWhere to find Jonathan B. Greer, M.D.
- Boston location main office
55 Fruit St, Boston, MA 02114 - Baltimore location
600 N Wolfe St, Baltimore, MD 21287
About Dr. Greer
Jonathan B. Greer, M.D. practices surgical oncology in Boston, MA. Jonathan is a 2008 graduate of Warren Alpert Medical School of Brown University. Jonathan is also listed as specializing in surgery and surgery of the hand. According to Medicare claims data, Jonathan cared for 53 Medicare patients across 60 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. The provider's National Provider Identifier (NPI) is 1194985614.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (617) 726-8290
- Email not available
Practice Locations
55 FRUIT ST
Boston, MA 02114
600 N Wolfe St
Baltimore, MD 21287
Procedures Most Often Billed to Medicare
60 services · 53 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 | As often as other peers in Surgical Oncology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
26 | As often as other peers in Surgical Oncology |
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.
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.
Other surgical oncology specialists in Boston 8
Same specialty, same city.
More connections — 11 related providers in 2 groups
Trained at Warren Alpert Medical School of Brown University 3
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Warren Alpert Medical School of Brown University 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Jonathan B. Greer's specialty?
Jonathan B. Greer is a surgical oncology in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Jonathan B. Greer?
Jonathan B. Greer is listed at 55 Fruit St, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Jonathan B. Greer?
The number on file is (617) 726-8290. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jonathan B. Greer's NPI number?
Jonathan B. Greer's National Provider Identifier is 1194985614. 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
What is Jonathan B. Greer's education?
Jonathan B. Greer attended Warren Alpert Medical School of Brown University, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Jonathan B. Greer been practicing?
Jonathan B. Greer has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What is Jonathan B. Greer known for?
According to Medicare billing data, Jonathan B. Greer 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
Has Jonathan B. Greer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jonathan B. Greer. If this is you, claiming it is free.
Guide.md
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