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DR. GANGACHARAN R. DUBEY M.D.
NPI 1477547669
Internal Medicine - Pulmonary Disease in Brooklyn, NY

Active since September 02, 2005PECOS EnrolledAccepts Medicare Assignment
450 CLARKSON AVE, SUITE A, BROOKLYN, NY 11203(718) 270-1821(718) 270-1733 Get Directions Write a Review

NPPES record last updated: July 13, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Gangacharan R. Dubey M.d. NPPES

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

DR. GANGACHARAN R. DUBEY M.D. (NPI 1477547669) is an individual pulmonary disease provider in Brooklyn, New York, licensed in New York (208687-1) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with South Brooklyn Health, and is a graduate of Other (1977).

NPPES Registry Identity

NPI1477547669
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. GANGACHARAN R. DUBEYCredential: M.D.
Location Address450 CLARKSON AVE, SUITE ABrooklyn, NY 11203-2056
Mailing Address450 Clarkson Ave, Box 1262Brooklyn, NY 11203-2056 · (718) 270-8867 · Fax (718) 270-1794
Phone(718) 270-1821
Fax(718) 270-1733
Sole ProprietorNo
Medical School CMSOtherGraduated 1977
Enumeration DateSeptember 2, 2005
Last NPPES UpdateJuly 13, 2007
✔ NPI 1477547669 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in NY · 208687-1
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
450 CLARKSON AVE, Brooklyn, NY 11203
Open in Google Maps ↗

Other Identifiers 3

Medicare UPING86415NY
Medicare ID-Type Unspecified847251NY
Medicaid02267650NY

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. Gangacharan R. Dubey M.d. 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 ID547283822
PECOS Enrollment IDI20060112000720
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 Gangacharan Dubey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Coney Island Medical Practice Plan, P.C.
4.9 mi
General Practice
2601 OCEAN PKWY
Brooklyn, NY 11235
  • Reassigned Medicare billing, New York enrollment
  • 638 clinicians in this Medicare group
NPI 1386951762 (718) 616-5354
Physician Affiliate Group Of New York PC
11 mi
Dietitian, Registered
506 LENOX AVE
New York, NY 10037
  • Reassigned Medicare billing, New York enrollment
  • 2,094 clinicians in this Medicare group
NPI 1013375526 (212) 939-2467

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
185 services144 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
23 services22 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
14 services14 patients

Hospital Affiliations CMS Care Compare

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

South Brooklyn Health

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330196
Location2601 Ocean ParkwayBrooklyn, NY 11235 · Kings County
Emergency services Birthing friendly

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 20

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

SUNY DOWNSTATE MEDICAL CENTER UHB
Obstetrics & Gynecology
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 363-2908
UNIVERSITY PHYSICIANS OF BROOKLYN
Internal Medicine (Gastroenterology)
450 CLARKSON AVE, SUITE A
BROOKLYN, NY 11203
Kings County (718) 270-1112
SNEHALATA R TOPGI MD
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 270-3295
DR. MARYAM NOORI KOLOORI M.D.
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE, SUNY DOWNSTATE MEDICAL CENTER
BROOKLYN, NY 11203
Kings County (412) 737-3789
DR. VIVEK YADAV MD
Internal Medicine (Pulmonary Disease)
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 270-3302
DR. DANIEL BEEGAN MD
Family Medicine
450 CLARKSON AVE, MSC 67
BROOKLYN, NY 11203
Kings County (718) 270-4096
ELIEZER LEVITANSKY DO
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (245) 331-8718
MIGUEL ANGEL BARRIOS MD
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 245-4798

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 Gangacharan Dubey's NPI number?

The NPI number for Gangacharan Dubey is 1477547669. It was assigned to this individual provider in the NPPES registry on September 2, 2005.

Where is Gangacharan Dubey located?

Gangacharan Dubey practices at 450 Clarkson Ave Suite A, Brooklyn, NY 11203. The listed phone number is (718) 270-1821.

What is Gangacharan Dubey's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Gangacharan Dubey enrolled in Medicare?

Yes. Gangacharan Dubey 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 Gangacharan Dubey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gangacharan Dubey reassigns Medicare benefits to 2 organizations: Coney Island Medical Practice Plan, P.C. (Brooklyn, NY) and Physician Affiliate Group Of New York PC (New York, NY). 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 Gangacharan Dubey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Gangacharan Dubey affiliated with any hospitals?

According to CMS data, Gangacharan Dubey is affiliated with South Brooklyn Health.

When was this NPI record last updated?

The NPPES record for Gangacharan Dubey was last updated on July 13, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.