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DR. CHARLES KYRIAKOS VORKAS MD
NPI 1598059503
Internal Medicine - Infectious Disease in Stony Brook, NY

Active since June 07, 2011PECOS EnrolledAccepts Medicare Assignment
98.52/100
CMS Quality Rating
101 NICOLLS ROAD, HSC-16-060, STONY BROOK, NY 11794(631) 444-3490(631) 444-7518 Get Directions Write a Review

NPPES record last updated: August 2, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 2, 2021, Jun 20, 2018 (2 updates tracked since 2018).

About Dr. Charles Kyriakos Vorkas Md NPPES

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

DR. CHARLES KYRIAKOS VORKAS MD (NPI 1598059503) is an individual infectious disease provider in Stony Brook, New York, licensed in New York (274003) and active in the NPI registry since June 2011. 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

NPI1598059503
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. CHARLES KYRIAKOS VORKASCredential: MD
Location Address101 NICOLLS ROAD, HSC-16-060Stony Brook, NY 11794-8153
Mailing Address101 Nicolls Road, Hsc-16-060Stony Brook, NY 11794-8153 · (631) 444-3490 · Fax (631) 444-7518
Phone(631) 444-3490
Fax(631) 444-7518
Sole ProprietorYes
Medical School CMSJs Weill Medical College, Cornell UniversityGraduated 2011
Enumeration DateJune 7, 2011
Last NPPES UpdateAugust 2, 20212 updates tracked since enumeration
NPPES CertifiedMay 19, 2021
✔ NPI 1598059503 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in NY · 274003
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
101 NICOLLS ROAD, Stony Brook, NY 11794
Open in Google Maps ↗

Secondary Practice Location 1

Location 11300 York Ave # 125New York, NY 10065 · Phone (212) 746-6320 · Fax (212) 746-8675

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. Charles Kyriakos Vorkas 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 ID6305101353
PECOS Enrollment IDI20180523000798
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 Charles Vorkas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Stony Brook Internists, University Faculty Practice Corporation
0.5 mi
Nephrology
SUNY @ STONY BROOK, HSC, L16, RM 020
Stony Brook, NY 11794
  • Reassigned Medicare billing, New York enrollment
  • 261 clinicians in this Medicare group
NPI 1215976337 (631) 444-2448
Weill Medical College Of Cornell University
34 mi
Psychologist
21 BLOOMINGDALE RD, DEPT. OF PSYCHIATRY
White Plains, NY 10605
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: Weill Medical College Of Cornell
  • 980 clinicians in this Medicare group
NPI 1538352026 (914) 997-5791

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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
83 services54 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.
52 services51 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
37 services29 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.
19 services19 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
$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.

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

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.

MUZAMMIL KHAN MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
101 NICOLLS ROAD, HSC T16-020
STONY BROOK, NY 11794
Suffolk County (631) 444-8478
JUSTIN ALEXANDER BELL MD
Anesthesiology
101 NICOLLS ROAD, DEPARTMENT OF ANESTHESIOLOGY, HSC LEVEL 4, ROOM 060
STONY BROOK, NY 11794
Suffolk County (631) 444-2975
PHILLIP YEUN
Student in an Organized Health Care Education/Training Program
101 NICOLLS ROAD, HEALTH SCIENCE CENTER T16, ROOM 020
STONY BROOK, NY 11794
Suffolk County (631) 444-7411
PRIYANKA RAMACHANDRA MD
Student in an Organized Health Care Education/Training Program
101 NICOLLS ROAD, DEPARTMENT OF SURGERY, HSC T-19, 030
STONY BROOK, NY 11794
Suffolk County (631) 444-1791
DR. GABRIELLA NICOLE PINHO M.D.
Obstetrics & Gynecology
101 NICOLLS ROAD, HSC 9, ROOM 020
MOUNT SINDAI, NY 11794
Suffolk County (631) 444-3987
DR. BAHAA E DAOUD MD
Anesthesiology
101 NICOLLS ROAD, HSC LEVEL 4 ROOM 60
STONY BROOK, NY 11794
Suffolk County (631) 444-2078
DR. ALLISON PERNICE MD
Student in an Organized Health Care Education/Training Program
101 NICOLLS ROAD, DEPARTMENT OF SURGERY, HSC T-19, 030
STONY BROOK, NY 11794
Suffolk County (631) 444-1791
DR. DAWEI WU DO
Student in an Organized Health Care Education/Training Program
101 NICOLLS ROAD, HEALTH SCIENCES CENTER LEVEL 4, ROOM 176
STONY BROOK, NY 11794
Suffolk County (631) 638-8517

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 Charles Vorkas's NPI number?

The NPI number for Charles Vorkas is 1598059503. It was assigned to this individual provider in the NPPES registry on June 7, 2011.

Where is Charles Vorkas located?

Charles Vorkas practices at 101 Nicolls Road Hsc-16-060, Stony Brook, NY 11794. The listed phone number is (631) 444-3490.

What is Charles Vorkas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Charles Vorkas enrolled in Medicare?

Yes. Charles Vorkas 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 Charles Vorkas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Vorkas reassigns Medicare benefits to 2 organizations: Stony Brook Internists, University Faculty Practice Corporation (Stony Brook, NY) and Weill Medical College Of Cornell University (White Plains, 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 Charles Vorkas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Charles Vorkas affiliated with any hospitals?

According to CMS data, Charles Vorkas is affiliated with Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Charles Vorkas was last updated on August 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.