What is Marcin Bielen's NPI number?

Marcin Bielen's National Provider Identifier (NPI) is 1437877107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcin Bielen's specialty?

Marcin Bielen is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Marcin Bielen located?

Marcin Bielen's practice location on file with NPPES is 90 Sands St, Brooklyn, NY 11201-1438.

What is Marcin Bielen's phone number?

The practice phone number listed in the NPPES registry for Marcin Bielen is (718) 730-2993.

Is Marcin Bielen's NPI active?

Yes — Marcin Bielen's NPI (1437877107) is active in the NPPES registry as of the last update on 2022-10-24.

IndividualActive

Marcin Bielen, LMHC

NPI 1437877107 · Mental Health Counselor · Brooklyn, NY

Marcin Bielen, LMHC is a Mental Health Counselor provider in Brooklyn, NY (NPI 1437877107).

Provider details

NPI number: 1437877107
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: LMHC
Sex: Male
Sole proprietor: Yes
License: 010975 (NY)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense 010975 (NY)
Behavioral Health & Social Service Providers

Profile Score

Established profile(60/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 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

90 Sands St

Brooklyn, NY 11201-1438

Phone: (718) 730-2993

Street-level locationGet directions

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Mailing address