Daniel Singer, M.D., M.P.H.
NPI 1639309818 · Internal Medicine Physician · Rockville, MD
Daniel Singer, M.D., M.P.H. is a Internal Medicine Physician provider in Rockville, MD (NPI 1639309818).
Provider details
- NPI number
- 1639309818
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0053739 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-07-21
- Last updated
- 2009-07-21
Frequently asked questions
- What is Daniel Singer's NPI number?
- Daniel Singer's National Provider Identifier (NPI) is 1639309818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Singer's specialty?
- Daniel Singer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Singer located?
- Daniel Singer's practice location on file with NPPES is 6100 Executive Blvd, Rockville, MD 20852-3902.
- What is Daniel Singer's phone number?
- The practice phone number listed in the NPPES registry for Daniel Singer is (301) 435-7144.
- Is Daniel Singer's NPI active?
- Yes — Daniel Singer's NPI (1639309818) is active in the NPPES registry as of the last update on 2009-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.