IndividualActive
Daphne Rulf, MD
NPI 1740377571 · Psychiatry Physician · Cambridge, MA
Daphne Rulf, MD is a Psychiatry Physician provider in Cambridge, MA (NPI 1740377571).
Provider details
- NPI number
- 1740377571
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 157620 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
20 Donnell St
Cambridge, MA 02138-1352
Phone: (617) 851-2440
Fax: (617) 851-2440
Street-level locationGet directions
Mailing address
20 Donnell St
Cambridge, MA 02138-1352
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2013-03-16
Frequently asked questions
- What is Daphne Rulf's NPI number?
- Daphne Rulf's National Provider Identifier (NPI) is 1740377571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daphne Rulf's specialty?
- Daphne Rulf is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Daphne Rulf located?
- Daphne Rulf's practice location on file with NPPES is 20 Donnell St, Cambridge, MA 02138-1352.
- What is Daphne Rulf's phone number?
- The practice phone number listed in the NPPES registry for Daphne Rulf is (617) 851-2440.
- Is Daphne Rulf's NPI active?
- Yes — Daphne Rulf's NPI (1740377571) is active in the NPPES registry as of the last update on 2013-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.