CITY MEDICAL OF UPPER EAST SIDE, PLLC
NPI 1730491945
Clinic/Center - Urgent Care in New York, NY

Active since July 06, 2010CLIA 33D2014075 · Waiver
336 E 86TH ST, NEW YORK, NY 10028(516) 783-4600 Get Directions Write a Review

NPPES record last updated: October 10, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 10, 2025, Mar 18, 2025, Mar 3, 2025 and 4 more (7 updates tracked since 2016).

About City Medical Of Upper East Side, Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CITY MEDICAL OF UPPER EAST SIDE, PLLC (NPI 1730491945), doing business as Citymd Urgent Care, is a healthcare organization registered as an urgent care in New York, New York and active in the NPI registry since July 2010. The organization holds a CLIA Waiver certificate valid through March 26, 2027 and lists Swahili Henry, Dir. Provider Enrollment, as its authorized official.

NPPES Registry Identity

NPI1730491945
Entity TypeOrganization
Primary Taxonomy261QU0200X
Legal Business NameCITY MEDICAL OF UPPER EAST SIDE, PLLC
Location Address336 E 86TH STNew York, NY 10028-4615
Mailing Address1345 Avenue Of The Americas Fl 8New York, NY 10105-0018 · (908) 588-3635 · Fax (908) 934-9350
Organization SubpartNo
Authorized OfficialSwahili HenryDir. Provider Enrollment · (908) 988-0428
Enumeration DateJuly 6, 2010
Last NPPES UpdateOctober 10, 20257 updates tracked since enumeration
NPPES CertifiedOctober 10, 2025
✔ NPI 1730491945 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Urgent CareAmbulatory Health Care Facilities
Taxonomy Code261QU0200X
336 E 86TH ST, New York, NY 10028

Other Names 1

Doing Business AsCitymd Urgent Care

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

City Medical Of Upper East Side, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

593

Medicare enrollment records show 593 clinicians reassign Medicare billing to City Medical Of Upper East Side, PLLC, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 224 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 35

Emergency Medicine214
Family Practice170
Internal Medicine59
Diagnostic Radiology20
Nurse Practitioner20
Pathology17
Gastroenterology13
Orthopedic Surgery9
27 other specialties71

Nearest to this location (20)

See all 593
Nurse Practitioner
NPI 1235209495
336 E 86TH ST
New York, NY 10028
(212) 933-1364
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1417142324
336 E 86TH ST
New York, NY 10028
(212) 913-0828
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1902959570
336 E 86TH ST
New York, NY 10028
(212) 772-3627
✔ PECOS✔ Accepts MedicareSame address
Emergency Medicine
NPI 1538337381
336 E 86TH ST
New York, NY 10028
(212) 772-3627
✔ PECOSSame address
Emergency Medicine
NPI 1326075748
336 E 86TH ST
New York, NY 10028
(212) 772-3627
✔ PECOS✔ Accepts MedicareSame address
Cardiovascular Disease (Cardiology)
NPI 1184770109
1465 3RD AVE
New York, NY 10028
(212) 305-7934
✔ PECOS✔ Accepts Medicare0.3 mi
Gastroenterology
NPI 1467605980
311 E 79TH ST STE 2A
New York, NY 10075
(718) 639-8827
✔ PECOS✔ Accepts Medicare0.3 mi
Gastroenterology
NPI 1164599627
1049 PARK AVE
New York, NY 10028
(212) 722-8400
✔ PECOS✔ Accepts Medicare0.4 mi
Gastroenterology
NPI 1235335308
1317 3RD AVE
New York, NY 10021
(212) 570-2075
✔ PECOS✔ Accepts Medicare0.6 mi
Gastroenterology
NPI 1235157017
1317 3RD AVE 7TH FLOOR
New York, NY 10021
(212) 570-2075
✔ PECOS✔ Accepts Medicare0.6 mi
Emergency Medicine
NPI 1548688625
226 E 75TH ST APT. 1B
New York, NY 10021
(203) 675-6157
✔ PECOS✔ Accepts Medicare0.6 mi
Nurse Practitioner
NPI 1487602074
100 E 77TH ST
New York, NY 10021
(212) 434-2650
✔ PECOS✔ Accepts Medicare0.6 mi
Emergency Medicine
NPI 1205072022
100 E 77TH ST LENOX HILL HOSPITAL
New York, NY 10075
(212) 434-4078
✔ PECOS✔ Accepts Medicare0.6 mi
Internal Medicine
NPI 1952527582
1901 1ST AVE RM 1D7
New York, NY 10029
(646) 672-3558
✔ PECOS✔ Accepts Medicare0.6 mi
Emergency Medicine
NPI 1679847495
1901 1ST AVE
New York, NY 10029
(212) 423-6466
✔ PECOS✔ Accepts Medicare0.6 mi
Emergency Medicine
NPI 1437248440
118 E 102ND ST APT 5D
New York, NY 10029
(212) 831-2198
✔ PECOS✔ Accepts Medicare0.9 mi
Internal Medicine
NPI 1750548269
525 E 68TH ST # M-528 BOX 130
New York, NY 10065
(212) 746-4749
✔ PECOS✔ Accepts Medicare0.9 mi
Diagnostic Radiology
NPI 1114181963
525 EAST 68TH STREET BOX 141
New York, NY 10065
(212) 746-6000
✔ PECOS✔ Accepts Medicare0.9 mi
General Surgery
NPI 1225284599
525 E 68TH ST BURN CENTER, BOX 137
New York, NY 10065
(212) 746-5410
✔ PECOS✔ Accepts Medicare0.9 mi
Internal Medicine
NPI 1518607266
1 GUSTAVE L LEVY PL
New York, NY 10029
(954) 213-4685
✔ PECOS0.9 mi
See all 593 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D2014075

City Medical Of Upper East Side PLLC · New York, NY
Active · expires Mar 26, 2027
CLIA Number33D2014075
Laboratory TypePhysician Office
Certificate Effective DateAugust 17, 2018
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Dmitry Volfson
Laboratory Phone(212) 933-1364
Laboratory LocationCity Medical Of Upper East Side PLLC336 E 86th Street, New York, NY 10028
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is City Medical Of Upper East Side, PLLC's NPI number?

The NPI number for City Medical Of Upper East Side, PLLC is 1730491945. It was assigned to this organization in the NPPES registry on July 6, 2010. The provider is doing business as CityMD Urgent Care.

Where is City Medical Of Upper East Side, PLLC located?

City Medical Of Upper East Side, PLLC is located at 336 E 86th St, New York, NY 10028. The listed phone number is (516) 783-4600.

What is City Medical Of Upper East Side, PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Urgent Care, with taxonomy code 261QU0200X.

Is City Medical Of Upper East Side, PLLC enrolled in Medicare?

Yes. City Medical Of Upper East Side, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through City Medical Of Upper East Side, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 593 clinicians in 35 Medicare specialties reassign their Medicare billing to City Medical Of Upper East Side, PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Emergency Medicine (214), Family Practice (170) and Internal Medicine (59). Of these, 5 practice at this address and 224 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does City Medical Of Upper East Side, PLLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2014075) is associated with this NPI, valid through March 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for City Medical Of Upper East Side, PLLC was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.