IndividualActive
Robert Alexander, M.D.
NPI 1528142973 · Psychiatry Physician · Nahant, MA
Robert Alexander, M.D. is a Psychiatry Physician provider in Nahant, MA (NPI 1528142973).
Provider details
- NPI number
- 1528142973
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44522 (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
5 Greystone Road
Dba Robert Alexander
Nahant, MA 01908
Phone: (781) 864-5975
Street-level locationGet directions
Mailing address
5 Greystone Rd
Nahant, MA 01908-1209
Registry dates
- Enumerated
- 2006-10-24
- Last updated
- 2008-02-26
Frequently asked questions
- What is Robert Alexander's NPI number?
- Robert Alexander's National Provider Identifier (NPI) is 1528142973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Alexander's specialty?
- Robert Alexander is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Alexander located?
- Robert Alexander's practice location on file with NPPES is 5 Greystone Road, Nahant, MA 01908.
- What is Robert Alexander's phone number?
- The practice phone number listed in the NPPES registry for Robert Alexander is (781) 864-5975.
- Is Robert Alexander's NPI active?
- Yes — Robert Alexander's NPI (1528142973) is active in the NPPES registry as of the last update on 2008-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.