Libby Erlbaum-Rumelt, LMSW
NPI 1043858657 · Social Worker · New York, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Libby Erlbaum-Rumelt, LMSW is a Social Worker provider in New York, NY (NPI 1043858657).
Provider details
- NPI number
- 1043858657
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 105509-1 (NY)
Specialties & taxonomies
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
6 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
- 2019-12-13
- Last updated
- 2019-12-13
- Certified
- 2019-12-13
Frequently asked questions
- What is Libby Erlbaum-Rumelt's NPI number?
- Libby Erlbaum-Rumelt's National Provider Identifier (NPI) is 1043858657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Libby Erlbaum-Rumelt's specialty?
- Libby Erlbaum-Rumelt is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Libby Erlbaum-Rumelt located?
- Libby Erlbaum-Rumelt's practice location on file with NPPES is 1301 5th Ave, New York, NY 10029-3119.
- What is Libby Erlbaum-Rumelt's phone number?
- The practice phone number listed in the NPPES registry for Libby Erlbaum-Rumelt is (212) 426-3400.
- Does Libby Erlbaum-Rumelt accept Medicare?
- Libby Erlbaum-Rumelt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Libby Erlbaum-Rumelt's NPI active?
- Yes — Libby Erlbaum-Rumelt's NPI (1043858657) is active in the NPPES registry as of the last update on 2019-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.