Arthur Charles Byk, LCSW
Clinical Social Worker · New York, NY
Arthur Charles Byk, LCSW is a clinical social worker with a practice address in New York, New York, and NPI 1891204467, issued on Sep 26, 2017. Check the license (New York PR027710-1, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Arthur Charles Byk
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- PR027710-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 80 Fifth Avenue, New York, NY 10011
- Phone
- (212) 727-0432
- Enumerated
- Sep 26, 2017
- Record last updated
- Jul 21, 2022
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 29,293 in New York → Look up another NPI →
Also registered at 80 Fifth Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Steven Roth, PSYDPsychologist1073606968
- Norma Varga, LCSWClinical Social Worker1477674505
Verify Arthur Charles Byk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license PR027710-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Arthur Charles Byk among 29,293 clinical social worker records in New York
Arthur Charles Byk, LCSW is one of 29,293 clinical social worker records with a practice address in New York. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2017, is newer than 67% of them.
- NPI issued2017 · 67% of these records are older, 30% newer
- In a Medicare fileNo · 8% of these records are
- In the CMS Doctors and Clinicians fileNo · 17% of these records are
- Record last updated2022 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6,908 clinical social worker records list a practice address in New York
They are 6,908 of the 98,468 NPPES records with a practice address in New York, and 29,293 clinical social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 29,293 in New York → Every provider in New York → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Frederick Aiese, LCSWNew York, NY 100111033182852
- Debra Corwin, LCSW-RNew York, NY 100111699743955
- Patricia Flynn, MA LCSW R31675 PANew York, NY 100111346231511
- Linda Herman, LCSWNew York, NY 100111184608317
- James Labi, CSWNew York, NY 100111144263583
- Marilyn Lieberman, LCSWNew York, NY 100111275587081
- Sandra Lugo, LCSWNew York, NY 100111194784736
- Hannah Nadler, LCSWNew York, NY 100111124095773
Common questions
What is Arthur Charles Byk, LCSW's NPI number?
Arthur Charles Byk, LCSW's National Provider Identifier (NPI) is 1891204467, issued on Sep 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Arthur Charles Byk, LCSW located?
The NPPES record lists a practice address at 80 Fifth Avenue, New York, NY, 10011. Phone: (212) 727-0432. Providers update this record themselves, so call before visiting.
How can I verify Arthur Charles Byk, LCSW's license?
NPPES lists New York license number PR027710-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.