MARK HELLERMAN MD
NPI 1033614045
Internal Medicine - Cardiovascular Disease in Stony Brook, NY

Active since March 30, 2018PECOS EnrolledAccepts Medicare Assignment
101 NICOLLS RD, STONY BROOK, NY 11794(631) 444-3278 Get Directions Write a Review

NPPES record last updated: May 19, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 19, 2026, May 11, 2026, May 19, 2025 and 2 more (5 updates tracked since 2018).

About Mark Hellerman Md NPPES

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

MARK HELLERMAN MD (NPI 1033614045) is an individual cardiovascular disease provider in Stony Brook, New York, licensed in New York (314341) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1033614045
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameMARK HELLERMANCredential: MD
Location Address101 NICOLLS RDStony Brook, NY 11794-3816
Mailing Address177 Fort Washington AveNew York, NY 10032-3733 · (212) 305-5996 · Fax (212) 305-7237
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2018
Enumeration DateMarch 30, 2018
Last NPPES UpdateMay 19, 20265 updates tracked since enumeration
NPPES CertifiedMay 19, 2026
NPI 1033614045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in NY · 314341
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 314341 (NY)
101 NICOLLS RD, Stony Brook, NY 11794

Secondary Practice Location 1

Location 1177 Fort Washington AveNew York, NY 10032-3733 · Phone (212) 305-5996 · Fax (212) 305-7237

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mark Hellerman 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 ID8527303932
PECOS Enrollment IDI20220322000294
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.

Hospital Affiliations CMS Care Compare

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

Suny/Stony Brook University Hospital

Acute Care Hospitals · Stony Brook, NY
4/5 CMS rating
OwnershipGovernment - State
CMS Certification Number330393
LocationHealth Sciences Center SunyStony Brook, NY 11794 · Suffolk County
Emergency services 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
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
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.

Internal Medicine
101 NICOLLS RD
STONY BROOK, NY 11794
Internal Medicine (Gastroenterology)
101 NICOLLS RD
STONY BROOK, NY 11794
Social Worker (Clinical)
101 NICOLLS RD
STONY BROOK, NY 11794
Nurse Practitioner (Adult Health)
101 NICOLLS RD
STONY BROOK, NY 11794
Nurse Practitioner (Adult Health)
101 NICOLLS RD
STONY BROOK, NY 11794
Student in an Organized Health Care Education/Training Program
101 NICOLLS RD
STONY BROOK, NY 11794
Student in an Organized Health Care Education/Training Program
101 NICOLLS RD
STONY BROOK, NY 11794
Student in an Organized Health Care Education/Training Program
101 NICOLLS RD
STONY BROOK, NY 11794

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 Mark Hellerman's NPI number?

The NPI number for Mark Hellerman is 1033614045. It was assigned to this individual provider in the NPPES registry on March 30, 2018.

Where is Mark Hellerman located?

Mark Hellerman practices at 101 Nicolls Rd, Stony Brook, NY 11794. The listed phone number is (631) 444-3278.

What is Mark Hellerman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mark Hellerman enrolled in Medicare?

Yes. Mark Hellerman 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.

Is Mark Hellerman affiliated with any hospitals?

According to CMS data, Mark Hellerman is affiliated with Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Mark Hellerman was last updated on May 19, 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.