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ROGER S. KERESZTES MD
NPI 1770638868
Internal Medicine - Hematology & Oncology in Stony Brook, NY

Active since January 25, 2007PECOS EnrolledAccepts Medicare Assignment
98.52/100
CMS Quality Rating
3 EDMUND PELLEGRINO RD, STONY BROOK, NY 11794(631) 638-1000(631) 444-7530 Get Directions Write a Review

NPPES record last updated: April 12, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Roger S. Keresztes Md NPPES

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

ROGER S. KERESZTES MD (NPI 1770638868) is an individual hematology & oncology provider in Stony Brook, New York, licensed in New York (180051) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and is a graduate of Rutgers New Jersey Medical School (1987).

NPPES Registry Identity

NPI1770638868
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameROGER S. KERESZTESCredential: MD
Location Address3 EDMUND PELLEGRINO RDStony Brook, NY 11794-9447
Mailing Address3 Edmund Pellegrino RdStony Brook, NY 11794-9447 · (631) 638-1000 · Fax (631) 444-7530
Phone(631) 638-1000
Fax(631) 444-7530
Sole ProprietorNo
Medical School CMSRutgers New Jersey Medical SchoolGraduated 1987
Enumeration DateJanuary 25, 2007
Last NPPES UpdateApril 12, 2022
NPPES CertifiedApril 12, 2022
✔ NPI 1770638868 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 NY · 180051
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.
3 EDMUND PELLEGRINO RD, Stony Brook, NY 11794
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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

Roger S. Keresztes 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 ID4183728751
PECOS Enrollment IDI20070409000632
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.

Areas of Expertise CMS Part B claims 7

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
430 services164 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
212 services85 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.
143 services45 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
41 services41 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
33 services32 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
29 services29 patients

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
$203.53 typical visit price
range $67.40 – $203.53
Typical copayment $50.88 (range $16.85 – $50.88)
Most-billed visit code 99205
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.52/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.85
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers21 claims21 services$61.41 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
2 suppliers17 claims17 services$31.92 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

CINDY LEE M.D.
Radiology (Diagnostic Radiology)
3 EDMUND PELLEGRINO RD
STONY BROOK, NY 11794
Suffolk County (631) 638-1000
LILANDE BEAUSOLEIL NP
Nurse Practitioner (Adult Health)
3 EDMUND PELLEGRINO RD
STONY BROOK, NY 11794
Suffolk County (631) 444-1060

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 Roger Keresztes's NPI number?

The NPI number for Roger Keresztes is 1770638868. It was assigned to this individual provider in the NPPES registry on January 25, 2007.

Where is Roger Keresztes located?

Roger Keresztes practices at 3 Edmund Pellegrino Rd, Stony Brook, NY 11794. The listed phone number is (631) 638-1000.

What is Roger Keresztes's specialty?

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

Is Roger Keresztes enrolled in Medicare?

Yes. Roger Keresztes 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 Roger Keresztes affiliated with any hospitals?

According to CMS data, Roger Keresztes is affiliated with Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Roger Keresztes was last updated on April 12, 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.