1. Home
  2. Directory
  3. New York
  4. Stony Brook
  5. Internal Medicine
  6. NPI Profile

DR. HASSAN JALIL KIDWAI D.O.
NPI 1811286909
Internal Medicine in Stony Brook, NY

Active since March 29, 2011PECOS EnrolledAccepts Medicare Assignment
STONY BROOK UNIVERSITY HOSPITAL, DEPT. OF MEDICINE HSC T16, STONY BROOK, NY 11794(631) 444-4000(631) 444-2493 Get Directions Write a Review

NPPES record last updated: January 7, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Hassan Jalil Kidwai D.o. NPPES

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

DR. HASSAN JALIL KIDWAI D.O. (NPI 1811286909) is an individual internal medicine provider in Stony Brook, New York, licensed in New Jersey (25MB09510700) and active in the NPI registry since March 2011. He is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and is a graduate of Touro Un Col Of Osteopathic Medicine, New York (2011).

NPPES Registry Identity

NPI1811286909
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. HASSAN JALIL KIDWAICredential: D.O.
Location AddressSTONY BROOK UNIVERSITY HOSPITAL, DEPT. OF MEDICINE HSC T16Stony Brook, NY 11794-8160
Mailing AddressStony Brook University Hospital, Dept. Of Medicine Hsc T16Stony Brook, NY 11794-8160 · (631) 444-4000 · Fax (631) 444-2493
Phone(631) 444-4000
Fax(631) 444-2493
Sole ProprietorNo
Medical School CMSTouro Un Col Of Osteopathic Medicine, New YorkGraduated 2011
Enumeration DateMarch 29, 2011
Last NPPES UpdateJanuary 7, 2022
NPPES CertifiedJanuary 7, 2022
✔ NPI 1811286909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · 25MB09510700
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.
STONY BROOK UNIVERSITY HOSPITAL, Stony Brook, NY 11794
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hassan Jalil Kidwai D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7618196510
PECOS Enrollment IDI20151202002654, I20220309000777
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 Hassan Kidwai reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc
195 mi
Health Maintenance Organization
3400 BOX HILL CORPORATE CENTER DR STE 100&200
Abingdon, MD 21009
NPI 1265971873 (410) 515-5440

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Holy Cross Hospital

Acute Care Hospitals · Silver Spring, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number210004
Location1500 Forest Glen RoadSilver Spring, MD 20910 · Montgomery County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11794 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. BENJAMIN RICHARD HODSON M.D.
Emergency Medicine
STONY BROOK UNIVERSITY HOSPITAL, MEDICAL STAFF OFFICE T9
STONY BROOK, NY 11794
Suffolk County (631) 444-2754
LUCAS JAMES MCARTHUR M.D.
Family Medicine
STONY BROOK UNIVERSITY HOSPITAL, MEDICAL STAFF OFFICE T14
STONY BROOK, NY 11794
Suffolk County (631) 444-2754
JEFF SEAN CHUANG MD
Student in an Organized Health Care Education/Training Program
STONY BROOK UNIVERSITY HOSPITAL, MEDICAL STAFF OFFICE
STONY BROOK, NY 11794
Suffolk County (631) 444-2754
MISS SARAH ROSE PESTIEAU M.D.
Internal Medicine
STONY BROOK UNIVERSITY HOSPITAL, DEPARTMENT OF MEDICINE HSC-T16 020
STONY BROOK, NY 11794
Suffolk County (631) 444-1106
DR. ELAINE FOX M.D.
Student in an Organized Health Care Education/Training Program
STONY BROOK UNIVERSITY HOSPITAL, MEDICAL STAFF OFFICE T14
STONY BROOK, NY 11794
Suffolk County (631) 444-2754
DR. LAWRENCE WILLIAM KELLY JR. MD
Emergency Medicine
STONY BROOK UNIVERSITY HOSPITAL, DEPARTMENT OF EMERGENCY MEDICINE, HSC, L-4, ROOM 080
STONY BROOK, NY 11794
Suffolk County (631) 444-3880
MRS. SUZETTE CATHERINE SMOOKLER M.S., R.D., CDN
Dietitian, Registered
STONY BROOK UNIVERSITY HOSPITAL, NICOLLS ROAD, LEVEL 1 RM 747
STONY BROOK, NY 11794
Suffolk County (631) 444-7757
MRS. JANINE ELIZABETH ROMEO RPA-C
Physician Assistant
STONY BROOK UNIVERSITY HOSPITAL, 1 EDMUND PELLIGRINO DRIVE
STONY BROOK, NY 11794
Suffolk County (631) 444-1444

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 Hassan Kidwai's NPI number?

The NPI number for Hassan Kidwai is 1811286909. It was assigned to this individual provider in the NPPES registry on March 29, 2011.

Where is Hassan Kidwai located?

Hassan Kidwai practices at Stony Brook University Hospital Dept. Of Medicine Hsc T16, Stony Brook, NY 11794. The listed phone number is (631) 444-4000.

What is Hassan Kidwai's specialty?

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

Is Hassan Kidwai enrolled in Medicare?

Yes. Hassan Kidwai is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Hassan Kidwai's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hassan Kidwai reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Abingdon, MD). 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 Hassan Kidwai's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Hassan Kidwai affiliated with any hospitals?

According to CMS data, Hassan Kidwai is affiliated with Holy Cross Hospital.

When was this NPI record last updated?

The NPPES record for Hassan Kidwai was last updated on January 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.