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Edit this profileAt a glance
- 77 Mass Ave, Medical E23-395, Cambridge, MA 02139
About Dr. Wasserman
Based in Cambridge, MA, Chana S. Wasserman, MD is listed in the NPI registry under obstetrics. Chana graduated from Temple University School of Medicine in 1993. Chana is also listed as specializing in gynecology. Medicare claims data shows Chana provided 51 services to 49 patients. 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, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and cervical or vaginal cancer screening; pelvic and clinical breast examination. NPI 1336112291 identifies this record in the national registry.
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) 253-0556
- Email not available
Practice Locations
77 MASS AVE MEDICAL E23-395
Cambridge, MA 02139
Procedures Most Often Billed to Medicare
51 services · 49 patients · 3 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 |
19 | Less often than most peers in Obstetrics |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
18 | Less often than most peers in Obstetrics |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
14 | Less often than most peers in Obstetrics |
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.
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.
Trained at Temple University School of Medicine 4
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Temple University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Wasserman?
Dr. Wasserman is an obstetrics in Cambridge, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Wasserman's address?
Dr. Wasserman is listed at 77 Mass Ave Medical E23-395, Cambridge, MA 02139. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Wasserman?
The number on file is (617) 253-0556. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Wasserman?
Dr. Wasserman's National Provider Identifier is 1336112291. 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. Wasserman train?
Dr. Wasserman attended Temple University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Wasserman have?
Dr. Wasserman has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Wasserman perform?
According to Medicare billing data, Dr. Wasserman 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. Wasserman's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wasserman. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.