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USMAN SADIQ M.D.
NPI 1598460271
Internal Medicine in New York, NY

Active since April 03, 2023PECOS Enrolled
HARLEM HOSPITAL, 506 LENOX AVENUE, NEW YORK, NY 10037(212) 939-1406(212) 939-1462 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 3, 2023, Apr 3, 2023 (2 updates tracked since 2023).

About Usman Sadiq M.d. NPPES

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

USMAN SADIQ M.D. (NPI 1598460271) is an individual internal medicine provider in New York, New York, licensed in Iowa (MD-56096) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1598460271
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameUSMAN SADIQCredential: M.D.
Location AddressHARLEM HOSPITAL, 506 LENOX AVENUENew York, NY 10037
Mailing AddressHarlem Hospital, Department Of Medicine/residency, Program, 506 Lenox Avenue Rm. 13-106-mlkNew York, NY 10037 · (212) 939-1406 · Fax (212) 939-1462
Phone(212) 939-1406
Fax(212) 939-1462
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 3, 2023
Last NPPES UpdateJuly 2, 20262 updates tracked since enumeration
NPPES CertifiedJuly 2, 2026
✔ NPI 1598460271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IA · MD-56096
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
HARLEM HOSPITAL, 506 LENOX AVENUE, New York, NY 10037
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Usman Sadiq M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5890259857
PECOS Enrollment IDI20260710000291
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Usman Sadiq reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cogent Healthcare Of Iowa, PC
922 mi
Internal Medicine
701 10TH ST SE
Cedar Rapids, IA 52403
  • Reassigned Medicare billing, Iowa enrollment
  • 153 clinicians in this Medicare group
NPI 1982654497 (319) 861-7803

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Usman Sadiq's NPI number?

The NPI number for Usman Sadiq is 1598460271. It was assigned to this individual provider in the NPPES registry on April 3, 2023.

Where is Usman Sadiq located?

Usman Sadiq practices at Harlem Hospital, 506 Lenox Avenue, New York, NY 10037. The listed phone number is (212) 939-1406.

What is Usman Sadiq's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Usman Sadiq enrolled in Medicare?

Yes. Usman Sadiq is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Usman Sadiq's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Usman Sadiq reassigns Medicare benefits to Cogent Healthcare Of Iowa, PC (Cedar Rapids, IA). The 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 Usman Sadiq's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Usman Sadiq was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.