CITY MEDICAL OF UPPER EAST SIDE, PLLC
NPI 1306334677
Clinic/Center - Urgent Care in Rocky Point, NY

Active since April 23, 2018CLIA 33D2112323 · Waiver
47 ROUTE 25A, ROCKY POINT, NY 11778(631) 821-5900(631) 821-5906 Get Directions Write a Review

NPPES record last updated: March 3, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 3, 2025, Sep 11, 2024, Jun 24, 2024 and 1 more (4 updates tracked since 2018).

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 1306334677), doing business as Citymd Urgent Care, is a healthcare organization registered as an urgent care in Rocky Point, New York and active in the NPI registry since April 2018. 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

NPI1306334677
Entity TypeOrganization
Primary Taxonomy261QU0200X
Legal Business NameCITY MEDICAL OF UPPER EAST SIDE, PLLC
Location Address47 ROUTE 25ARocky Point, NY 11778-8846
Mailing Address1345 Avenue Of The Americas Fl 8New York, NY 10105-0018 · (908) 588-3635
Fax(631) 821-5906
Organization SubpartYes
Authorized OfficialSwahili HenryDirector Of Payment Solutions · (908) 988-0428
Enumeration DateApril 23, 2018
Last NPPES UpdateMarch 3, 20254 updates tracked since enumeration
NPPES CertifiedMarch 3, 2025
✔ NPI 1306334677 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Urgent CareAmbulatory Health Care Facilities
Taxonomy Code261QU0200X
47 ROUTE 25A, Rocky Point, NY 11778

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, 14 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
Nurse Practitioner
NPI 1639758923
5499 NESCONSET HWY
Mount Sinai, NY 11766
(631) 928-2600
✔ PECOS✔ Accepts Medicare3.9 mi
Emergency Medicine
NPI 1003022823
15 HEIDI LN
Mount Sinai, NY 11766
(516) 578-0673
✔ PECOS✔ Accepts Medicare4.0 mi
Internal Medicine
NPI 1427435312
75 N COUNTRY RD
Port Jefferson, NY 11777
(631) 686-7654
✔ PECOS✔ Accepts Medicare4.9 mi
Emergency Medicine
NPI 1760625727
75 N COUNTRY RD
Port Jefferson, NY 11777
(631) 473-1320
✔ PECOS✔ Accepts Medicare4.9 mi
Pediatric Medicine
NPI 1104886266
200 BELLE TERRE RD
Port Jefferson, NY 11777
(631) 474-6000
✔ PECOS✔ Accepts Medicare5.3 mi
Emergency Medicine
NPI 1093774978
200 BELLE TERRE RD
Port Jefferson, NY 11777
(631) 474-6000
✔ PECOS5.3 mi
Emergency Medicine
NPI 1609805035
4724 NESCONSET HWY
Port Jefferson Station, NY 11776
(631) 474-5900
✔ PECOS✔ Accepts Medicare5.3 mi
Family Practice
NPI 1740366640
243 BOYLE RD SUITE 1
Selden, NY 11784
(631) 696-2000
✔ PECOS6.5 mi
Endocrinology
NPI 1588853287
26 RESEARCH WAY
East Setauket, NY 11733
(631) 444-0580
✔ PECOS✔ Accepts Medicare7.2 mi
Family Practice
NPI 1407852940
47 ROUTE 25A
Rocky Point, NY 11778
(631) 821-5900
✔ PECOS✔ Accepts Medicare7.7 mi
Emergency Medicine
NPI 1235399502
2280 N OCEAN AVE
Farmingville, NY 11738
(631) 698-7828
✔ PECOS✔ Accepts Medicare8.8 mi
Family Practice
NPI 1114330644
2280 N OCEAN AVE
Farmingville, NY 11738
(631) 698-7828
✔ PECOS✔ Accepts Medicare8.8 mi
Cardiovascular Disease (Cardiology)
NPI 1992115398
DEPT OF MEDICINE HSC LEVEL 16 SUNY STONY BROOK
Stony Brook, NY 11794
(631) 444-7411
✔ PECOS✔ Accepts Medicare8.9 mi
Emergency Medicine
NPI 1174787154
STONY BROOK MEDICINE DEPT OF EMERGENCY HSC, LEVEL 4, ROOM 080
Stony Brook, NY 11794
(631) 444-2478
✔ PECOS✔ Accepts Medicare9.5 mi
Internal Medicine
NPI 1487740601
600 PORTION RD
Ronkonkoma, NY 11779
(631) 471-5900
✔ PECOS✔ Accepts Medicare10 mi
Emergency Medicine
NPI 1154589380
101 HOSPITAL RD
Patchogue, NY 11772
(631) 654-7100
✔ PECOS✔ Accepts Medicare11 mi
Family Practice
NPI 1104080811
100 HOSPITAL RD
East Patchogue, NY 11772
(631) 447-3010
✔ PECOS✔ Accepts Medicare11 mi
Cardiovascular Disease (Cardiology)
NPI 1407897622
240 PATCHOGUE YAPHANK RD
East Patchogue, NY 11772
(631) 824-4005
✔ PECOS12 mi
Hospitalist
NPI 1942530043
100 GREENBELT PKWY
Holbrook, NY 11741
(646) 257-9644
✔ PECOS✔ Accepts Medicare12 mi
Neurology
NPI 1407857634
475 E MAIN ST STE 205
Patchogue, NY 11772
(631) 394-2550
✔ PECOS✔ Accepts Medicare12 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 33D2112323

City Medical Of Upper East Side PLLC · Rocky Point, NY
Active · expires Mar 26, 2027
CLIA Number33D2112323
Laboratory TypePhysician Office
Certificate Effective DateSeptember 15, 2016
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Dmitry Volfson
Laboratory Phone(631) 821-5900
Laboratory LocationCity Medical Of Upper East Side PLLC47 Route 25A, Rocky Point, NY 11778
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 1306334677. It was assigned to this organization in the NPPES registry on April 23, 2018. 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 47 Route 25A, Rocky Point, NY 11778. The listed phone number is (631) 821-5900.

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, 14 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 33D2112323) 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 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.