IndividualActive
Joanna Haas, M.D.
NPI 1497805436 · Internal Medicine Physician · Cambridge, MA
Joanna Haas, M.D. is a Internal Medicine Physician provider in Cambridge, MA (NPI 1497805436).
Provider details
- NPI number
- 1497805436
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 219549 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Genzyme Corporation
675 West Kendall Street
Cambridge, MA 02142
Phone: (617) 768-6827
Approximate (ZIP-level) locationGet directions
Mailing address
6 Brownson Ter
Jamaica Plain, MA 02130-3417
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joanna Haas's NPI number?
- Joanna Haas's National Provider Identifier (NPI) is 1497805436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Haas's specialty?
- Joanna Haas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Haas located?
- Joanna Haas's practice location on file with NPPES is Genzyme Corporation, Cambridge, MA 02142.
- What is Joanna Haas's phone number?
- The practice phone number listed in the NPPES registry for Joanna Haas is (617) 768-6827.
- Is Joanna Haas's NPI active?
- Yes — Joanna Haas's NPI (1497805436) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.