Nathan Keller, PHD
NPI 1730330580 · Clinical Social Worker · Bethesda, MD
Nathan Keller, PHD is a Clinical Social Worker provider in Bethesda, MD (NPI 1730330580).
Provider details
- NPI number
- 1730330580
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 41707 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-10-09
- Last updated
- 2025-06-05
- Certified
- 2025-06-05
Frequently asked questions
- What is Nathan Keller's NPI number?
- Nathan Keller's National Provider Identifier (NPI) is 1730330580, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Keller's specialty?
- Nathan Keller is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nathan Keller located?
- Nathan Keller's practice location on file with NPPES is Wrnmmc 8901 Rockville Pike, Bethesda, MD 20889-4501.
- What is Nathan Keller's phone number?
- The practice phone number listed in the NPPES registry for Nathan Keller is (301) 295-1912.
- Is Nathan Keller's NPI active?
- Yes — Nathan Keller's NPI (1730330580) is active in the NPPES registry as of the last update on 2025-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.