Robert Singer, MD
NPI 1689665929 · Geriatric Medicine (Family Medicine) Physician · Rockville, MD
Robert Singer, MD is a Geriatric Medicine (Family Medicine) Physician provider in Rockville, MD (NPI 1689665929).
Provider details
- NPI number
- 1689665929
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44601 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2005-11-04
- Last updated
- 2016-03-16
Frequently asked questions
- What is Robert Singer's NPI number?
- Robert Singer's National Provider Identifier (NPI) is 1689665929, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Singer's specialty?
- Robert Singer is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Singer located?
- Robert Singer's practice location on file with NPPES is 1801 E Jefferson St, Rockville, MD 20852-4045.
- What is Robert Singer's phone number?
- The practice phone number listed in the NPPES registry for Robert Singer is (301) 816-5004.
- Is Robert Singer's NPI active?
- Yes — Robert Singer's NPI (1689665929) is active in the NPPES registry as of the last update on 2016-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.