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GARY GERSTEIN M.D.
NPI 1689662769
Internal Medicine - Hematology & Oncology in Morristown, NJ

Active since October 12, 2005PECOS Enrolled
100 MADISON AVE, CAROL G SIMON CANCER CENTER, MORRISTOWN, NJ 07960(973) 538-5210(973) 644-9657 Get Directions Write a Review

NPPES record last updated: February 25, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gary Gerstein M.d. NPPES

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

GARY GERSTEIN M.D. (NPI 1689662769) is an individual hematology & oncology provider in Morristown, New Jersey, licensed in New Jersey (25MA03400900) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1689662769
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameGARY GERSTEINCredential: M.D.
Location Address100 MADISON AVE, CAROL G SIMON CANCER CENTERMorristown, NJ 07960-6136
Mailing Address54 Duncan Ave, Po Box 1089Jersey City, NJ 07304-2102 · (973) 476-7636
Phone(973) 538-5210
Fax(973) 644-9657
Sole ProprietorNo
Enumeration DateOctober 12, 2005
Last NPPES UpdateFebruary 25, 2016
✔ NPI 1689662769 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in NJ · 25MA03400900
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
100 MADISON AVE, Morristown, NJ 07960
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Other Identifiers 3

Medicare ID-Type Unspecified037231BL0NJ
Medicare UPINC60905NJ
Medicaid2354900NJ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07960 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
$190.92 typical visit price
range $63.84 – $190.92
Typical copayment $47.73 (range $15.96 – $47.73)
Most-billed visit code 99205
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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.

MELISSA LOPES M.D
Anesthesiology
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (201) 943-5831
MORRISTOWN MEMORIAL HOSPITAL
General Acute Care Hospital
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (888) 250-9947
VINCENT MAIXNER LCSW
Social Worker (Clinical)
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (973) 971-5000
MEGAN LYNN CATHEY NP-C
Nurse Practitioner (Adult Health)
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (973) 971-5358
ANTHONY RIZZUTI
Nurse Anesthetist, Certified Registered
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (800) 991-9133
OMAR MOHAMMED ABDELFATTAH MBBCH
Student in an Organized Health Care Education/Training Program
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (973) 971-5000
ALEXANDER CASCAIS MD
Student in an Organized Health Care Education/Training Program
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (973) 971-5000
DEVEA RANI DE MD
Student in an Organized Health Care Education/Training Program
100 MADISON AVE
MORRISTOWN, NJ 07960
Morris County (973) 971-5000

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 Gary Gerstein's NPI number?

The NPI number for Gary Gerstein is 1689662769. It was assigned to this individual provider in the NPPES registry on October 12, 2005.

Where is Gary Gerstein located?

Gary Gerstein practices at 100 Madison Ave Carol G Simon Cancer Center, Morristown, NJ 07960. The listed phone number is (973) 538-5210.

What is Gary Gerstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Gary Gerstein enrolled in Medicare?

Yes. Gary Gerstein is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gary Gerstein was last updated on February 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.