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DR. DENIS NANKERVIS JR. D.O.
NPI 1205111655
Surgery in Hampton Bays, NY

Active since October 18, 2011PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
332 W MONTAUK HWY, HAMPTON BAYS, NY 11946(631) 728-0393(631) 728-0394 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 21, 2022, Jul 21, 2017 (2 updates tracked since 2017).

About Dr. Denis Nankervis Jr. D.o. NPPES

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

DR. DENIS NANKERVIS JR. D.O. (NPI 1205111655) is an individual surgery provider in Hampton Bays, New York, licensed in New York (289148-1) and active in the NPI registry since October 2011. He is enrolled in Medicare PECOS, is affiliated with Ns/lij Hs Southside Hospital, and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2011).

NPPES Registry Identity

NPI1205111655
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. DENIS NANKERVIS JR.Credential: D.O.
Location Address332 W MONTAUK HWYHampton Bays, NY 11946-3551
Mailing Address185 Old Country Rd Ste 3Riverhead, NY 11901-2121 · (631) 298-4479 · Fax (631) 591-3047
Phone(631) 728-0393
Fax(631) 728-0394
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2011
Enumeration DateOctober 18, 2011
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
✔ NPI 1205111655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in NY · 289148-1
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
332 W MONTAUK HWY, Hampton Bays, NY 11946
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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

Dr. Denis Nankervis Jr. D.o. 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 ID5395017453
PECOS Enrollment IDI20170824000333
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 11

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 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.
296 services202 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.
293 services95 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
283 services268 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
61 services61 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
44 services43 patients
Strapping, unna boot 29580
An Unna Boot is a special bandage, soaked in a gel, wrapped around your lower leg and foot. It helps heal leg sores, improve circulation, and reduce swelling. The boot hardens and provides compression, promoting healing and comfort.
37 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Ns/Lij Hs Southside Hospital

Acute Care Hospitals · Bay Shore, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330043
Location301 East Main StreetBay Shore, NY 11706 · Suffolk County
Emergency services Birthing friendly

Peconic Bay Medical Center

Acute Care Hospitals · Riverhead, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330107
Location1 Heros WayRiverhead, NY 11901 · Suffolk County
Emergency services Birthing friendly

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 11946 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
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.

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.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

Other Providers at the Same Location NPPES 5

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

TWIN FORKS SURGICAL ASSOCIATES, PC
Surgery
332 W MONTAUK HWY, SUITE 3
HAMPTON BAYS, NY 11946
Suffolk County (631) 728-0393
DR. EYAD M ALI MD
Internal Medicine (Gastroenterology)
332 W MONTAUK HWY, SUITE 1
HAMPTON BAYS, NY 11946
Suffolk County (631) 723-0600
STEVEN PAUL OUZOUNIAN M.D.
Surgery
332 W MONTAUK HWY, SUITE 3
HAMPTON BAYS, NY 11946
Suffolk County (631) 728-0393
TWIN FORKS MEDICAL PC
Anesthesiology
332 W MONTAUK HWY, SUITE 1
HAMPTON BAYS, NY 11946
Suffolk County (631) 723-0600
DR. BOGDAN MAKARTCHUK DO, MD
Surgery
332 W MONTAUK HWY, STE 3
HAMPTON BAYS, NY 11946
Suffolk County (631) 728-0393

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 Denis Nankervis's NPI number?

The NPI number for Denis Nankervis is 1205111655. It was assigned to this individual provider in the NPPES registry on October 18, 2011.

Where is Denis Nankervis located?

Denis Nankervis practices at 332 W Montauk Hwy, Hampton Bays, NY 11946. The listed phone number is (631) 728-0393.

What is Denis Nankervis's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Denis Nankervis enrolled in Medicare?

Yes. Denis Nankervis 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 Denis Nankervis affiliated with any hospitals?

According to CMS data, Denis Nankervis is affiliated with Ns/Lij Hs Southside Hospital, Peconic Bay Medical Center and Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Denis Nankervis was last updated on July 21, 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.