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Harvey Hammer, MD
NPI 1649343575 · Psychiatry Physician · Morristown, NJ
Harvey Hammer, MD is a Psychiatry Physician provider in Morristown, NJ (NPI 1649343575).
Provider details
- NPI number
- 1649343575
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA02059000 (NJ)
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
71 Maple Avenue
Morristown, NJ 07960-5299
Phone: (973) 267-1313
Fax: (973) 267-1324
Street-level locationGet directions
Mailing address
71 Maple Avenue
Morristown, NJ 07960-5299
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Harvey Hammer's NPI number?
- Harvey Hammer's National Provider Identifier (NPI) is 1649343575, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harvey Hammer's specialty?
- Harvey Hammer is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Harvey Hammer located?
- Harvey Hammer's practice location on file with NPPES is 71 Maple Avenue, Morristown, NJ 07960-5299.
- What is Harvey Hammer's phone number?
- The practice phone number listed in the NPPES registry for Harvey Hammer is (973) 267-1313.
- Is Harvey Hammer's NPI active?
- Yes — Harvey Hammer's NPI (1649343575) 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.