IndividualActive
Efrayim Merkin
NPI 1275481848 · Behavior Analyst · Baltimore, MD
Efrayim Merkin is a Behavior Analyst provider in Baltimore, MD (NPI 1275481848).
Provider details
- NPI number
- 1275481848
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 10274488029 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
400 E Pratt St
Baltimore, MD 21202-3116
Phone: (301) 803-0849
Street-level locationGet directions
Mailing address
902 Kersey Rd
Silver Spring, MD 20902-3006
Registry dates
- Enumerated
- 2026-03-19
- Last updated
- 2026-03-19
- Certified
- 2026-03-19
Frequently asked questions
- What is Efrayim Merkin's NPI number?
- Efrayim Merkin's National Provider Identifier (NPI) is 1275481848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Efrayim Merkin's specialty?
- Efrayim Merkin is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Efrayim Merkin located?
- Efrayim Merkin's practice location on file with NPPES is 400 E Pratt St, Baltimore, MD 21202-3116.
- What is Efrayim Merkin's phone number?
- The practice phone number listed in the NPPES registry for Efrayim Merkin is (301) 803-0849.
- Is Efrayim Merkin's NPI active?
- Yes — Efrayim Merkin's NPI (1275481848) is active in the NPPES registry as of the last update on 2026-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.