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NABEEL HASSAN BUTT MD
NPI 1215632815
Internal Medicine in Brooklyn, NY

Active since April 03, 2023PECOS EnrolledAccepts Medicare Assignment
450 CLARKSON AVE # 50, BROOKLYN, NY 11203(718) 270-2353 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 14, 2026, Apr 3, 2023 (2 updates tracked since 2023).

About Nabeel Hassan Butt Md NPPES

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

NABEEL HASSAN BUTT MD (NPI 1215632815) is an individual internal medicine provider in Brooklyn, New York, licensed in California (A208601) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1215632815
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameNABEEL HASSAN BUTTCredential: MD
Location Address450 CLARKSON AVE # 50Brooklyn, NY 11203-2012
Mailing Address450 Clarkson Ave # 50Brooklyn, NY 11203-2012 · (718) 270-2353
Phone(718) 270-2353
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateApril 3, 2023
Last NPPES UpdateAugust 14, 20262 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1215632815 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 CA · A208601
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
450 CLARKSON AVE # 50, Brooklyn, NY 11203
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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 and accepts Medicare assignment

Nabeel Hassan Butt Md 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 ID941769988
PECOS Enrollment IDI20260828003916
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 Reassignments

2

Medicare enrollment records show Nabeel Butt reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Inpatient Specialists Of California, PC
2,401 mi
Internal Medicine
2101 N WATERMAN AVE
San Bernardino, CA 92404
  • Reassigned Medicare billing, California enrollment
  • 1,216 clinicians in this Medicare group
NPI 1952792475 (615) 377-5658
Permanente Medical Group Inc
2,513 mi
Internal Medicine
7373 WEST LANE
Stockton, CA 95210
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1548343510 (209) 476-2000

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 11203 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 12

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

URWA TUL VUSQA MBBS
Hospitalist
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-2353
SAGAR POUDEL MD
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-1566
TANISHA KALRA MD
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-1566
WEI MING LIANG DO
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-1566
DR. GOWTHAMI RAMINENI MD
Internal Medicine
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-1566
FARISH MARAIKAYAR MOHAMED MARAIKAYAR
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-1566
ROSHAN JOHN MBBS
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 270-2408
MR. BRIAN DAVID BAXLEY P.A.
Physician Assistant (Medical)
450 CLARKSON AVE # 50
BROOKLYN, NY 11203
Kings County (718) 951-7548

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 Nabeel Butt's NPI number?

The NPI number for Nabeel Butt is 1215632815. It was assigned to this individual provider in the NPPES registry on April 3, 2023.

Where is Nabeel Butt located?

Nabeel Butt practices at 450 Clarkson Ave # 50, Brooklyn, NY 11203. The listed phone number is (718) 270-2353.

What is Nabeel Butt's specialty?

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

Is Nabeel Butt enrolled in Medicare?

Yes. Nabeel Butt 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 organizations bill Medicare for Nabeel Butt's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nabeel Butt reassigns Medicare benefits to 2 organizations: Inpatient Specialists Of California, PC (San Bernardino, CA) and Permanente Medical Group Inc (Stockton, CA). Each 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 Nabeel Butt'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 Nabeel Butt was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.