IndividualActive
Kay Petersen, M.D.
NPI 1821178054 · Internal Medicine Physician · Boston, MA
Kay Petersen, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1821178054).
Provider details
- NPI number
- 1821178054
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 51216 (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
Bidmc - Healthcare Associates
330 Brookline Ave.
Boston, MA 02215
Phone: (617) 667-9600
Approximate (ZIP-level) locationGet directions
Mailing address
330 Brookline Ave
Boston, MA 02215-5400
Registry dates
- Enumerated
- 2006-10-16
- Last updated
- 2009-09-11
Frequently asked questions
- What is Kay Petersen's NPI number?
- Kay Petersen's National Provider Identifier (NPI) is 1821178054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kay Petersen's specialty?
- Kay Petersen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kay Petersen located?
- Kay Petersen's practice location on file with NPPES is Bidmc - Healthcare Associates, Boston, MA 02215.
- What is Kay Petersen's phone number?
- The practice phone number listed in the NPPES registry for Kay Petersen is (617) 667-9600.
- Is Kay Petersen's NPI active?
- Yes — Kay Petersen's NPI (1821178054) is active in the NPPES registry as of the last update on 2009-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.