CITY MEDICAL OF UPPER EAST SIDE, PLLC
NPI 1568108348
Clinic/Center - Urgent Care in Rye Brook, NY

Active since May 05, 2022CLIA 33D2257839 · Waiver
108 SOUTH RIDGE STREET, RYE BROOK, NY 10573(914) 219-0187 Get Directions Write a Review

NPPES record last updated: March 5, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 5, 2025, Sep 11, 2024, Jun 25, 2024 and 1 more (4 updates tracked since 2022).

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 1568108348), doing business as Citymd, is a healthcare organization registered as an urgent care in Rye Brook, New York and active in the NPI registry since May 2022. The organization holds a CLIA Waiver certificate valid through March 26, 2027 and lists Swahili Henry, Director Of Payment Solutions, as its authorized official.

NPPES Registry Identity

NPI1568108348
Entity TypeOrganization
Primary Taxonomy261QU0200X
Legal Business NameCITY MEDICAL OF UPPER EAST SIDE, PLLC
Location Address108 SOUTH RIDGE STREETRye Brook, NY 10573
Mailing Address1345 Avenue Of The Americas Fl 8New York, NY 10105-0018 · (908) 588-3635
Organization SubpartYes
Authorized OfficialSwahili HenryDirector Of Payment Solutions · (908) 988-0428
Enumeration DateMay 5, 2022
Last NPPES UpdateMarch 5, 20254 updates tracked since enumeration
NPPES CertifiedMarch 5, 2025
✔ NPI 1568108348 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Urgent CareAmbulatory Health Care Facilities
Taxonomy Code261QU0200X
108 SOUTH RIDGE STREET, Rye Brook, NY 10573

Other Names 1

Doing Business AsCitymd

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, 31 practice 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
Internal Medicine
NPI 1154396893
644 W PUTNAM AVE
Greenwich, CT 06830
(203) 210-2810
✔ PECOS✔ Accepts Medicare2.0 mi
Pathology
NPI 1902106347
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1609370097
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Clinical Social Worker
NPI 1780353953
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 848-8030
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1467616540
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1477782811
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1952798837
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Nurse Practitioner
NPI 1609204478
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 682-6532
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1548410525
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Nurse Practitioner
NPI 1114384492
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 682-6532
✔ PECOS✔ Accepts Medicare3.6 mi
Pathology
NPI 1508051012
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 831-6813
✔ PECOS✔ Accepts Medicare3.6 mi
Family Practice
NPI 1508046632
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 681-3100
✔ PECOS✔ Accepts Medicare3.6 mi
Family Practice
NPI 1225328073
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 681-3100
✔ PECOS✔ Accepts Medicare3.6 mi
Family Practice
NPI 1881667749
210 WESTCHESTER AVE
White Plains, NY 10604
(914) 681-3000
✔ PECOS✔ Accepts Medicare3.6 mi
Internal Medicine
NPI 1992748826
875 MAMARONECK AVE STE 202
Mamaroneck, NY 10543
(914) 793-1115
✔ PECOS✔ Accepts Medicare4.2 mi
Emergency Medicine
NPI 1982884482
DAVIS AVE AT E POST RD
White Plains, NY 10601
(914) 681-0600
✔ PECOS✔ Accepts Medicare4.3 mi
Emergency Medicine
NPI 1790705770
WHITE PLAINS HOSPITAL CENTER DAVIS AVENUE AT EAST POST ROAD
White Plains, NY 10601
(914) 681-1158
✔ PECOS✔ Accepts Medicare4.8 mi
Emergency Medicine
NPI 1417055674
1030 W BOSTON POST RD
Mamaroneck, NY 10543
(914) 777-2273
✔ PECOS5.4 mi
Family Practice
NPI 1477611770
2393 CENTRAL PARK AVE
Yonkers, NY 10710
(914) 219-0393
✔ PECOS✔ Accepts Medicare7.9 mi
Pediatric Medicine
NPI 1164552352
1515 SUMMER ST SUITE 101
Stamford, CT 06905
(203) 323-8171
✔ PECOS8.4 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 33D2257839

City Medical Of Upper East Side PLLC · Rye Brook, NY
Active · expires Mar 26, 2027
CLIA Number33D2257839
Laboratory TypePhysician Office
Certificate Effective DateApril 12, 2022
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Dmitry Volfson
Laboratory Phone(914) 219-0187
Laboratory LocationCity Medical Of Upper East Side PLLC108 South Ridge St, Rye Brook, NY 10573
CLIA data matches this NPI record on: Address Name Phone
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 1568108348. It was assigned to this organization in the NPPES registry on May 5, 2022. The provider is doing business as CityMD.

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

City Medical Of Upper East Side, PLLC is located at 108 South Ridge Street, Rye Brook, NY 10573. The listed phone number is (914) 219-0187.

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, 31 practice 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 33D2257839) 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 March 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.