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Marilyn Blumenthal, PHD
NPI 1265554422 · Psychologist · Melville, NY
Marilyn Blumenthal, PHD is a Psychologist provider in Melville, NY (NPI 1265554422).
Provider details
- NPI number
- 1265554422
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5250 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 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
30 Clafford Ln
Melville, NY 11747-1310
Phone: (631) 351-4749
Street-level locationGet directions
Mailing address
30 Clafford Ln
Melville, NY 11747-1310
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marilyn Blumenthal's NPI number?
- Marilyn Blumenthal's National Provider Identifier (NPI) is 1265554422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Blumenthal's specialty?
- Marilyn Blumenthal is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Marilyn Blumenthal located?
- Marilyn Blumenthal's practice location on file with NPPES is 30 Clafford Ln, Melville, NY 11747-1310.
- What is Marilyn Blumenthal's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Blumenthal is (631) 351-4749.
- Is Marilyn Blumenthal's NPI active?
- Yes — Marilyn Blumenthal's NPI (1265554422) 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.