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DR. JENNIFER ONWOCHEI M.D.
NPI 1710349410
Internal Medicine - Transplant Hepatology in Manhasset, NY

Active since March 22, 2016PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
400 COMMUNITY DR, MANHASSET, NY 11030(516) 562-4664 Get Directions Write a Review

NPPES record last updated: October 4, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jul 18, 2019, Mar 22, 2016 (2 updates tracked since 2016).

About Dr. Jennifer Onwochei M.d. NPPES

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

DR. JENNIFER ONWOCHEI M.D. (NPI 1710349410) is an individual transplant hepatology provider in Manhasset, New York, licensed in New York (325028) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1710349410
Entity TypeIndividualFemale
Primary Taxonomy207RT0003X
Provider Legal NameDR. JENNIFER ONWOCHEICredential: M.D.
Location Address400 COMMUNITY DRManhasset, NY 11030-3815
Mailing Address400 Community DrManhasset, NY 11030-3815
Phone(516) 562-4664
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateMarch 22, 2016
Last NPPES UpdateOctober 4, 20252 updates tracked since enumeration
NPPES CertifiedOctober 4, 2025
✔ NPI 1710349410 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Transplant HepatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RT0003X
License✔ Licensed in NY · 325028
Definition
An internist with special knowledge and the skill required of a gastroenterologist to care for patients prior to and following hepatic transplantation that spans all phases of liver transplantation. Selection of appropriate recipients requires assessment by a team having experience in evaluating the severity and prognosis of patients with liver disease.
400 COMMUNITY DR, Manhasset, NY 11030
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1201 Lyons AveNewark, NJ 07112-2027 · Phone (973) 926-7425
Location 2263 Farmington AveFarmington, CT 06030-0001 · Phone (860) 679-4763

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. Jennifer Onwochei M.d. 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 ID6608104120
PECOS Enrollment IDI20231026003551
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 6

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.
124 services39 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.
97 services61 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.
37 services37 patients
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.
36 services31 patients
Ultrasound scan of organ tissue for measuring elasticity 76981
An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.
24 services24 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.
17 services17 patients

Hospital Affiliations CMS Care Compare 3

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

North Shore University Hospital

Acute Care Hospitals · Manhasset, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330106
Location300 Community DriveManhasset, NY 11030 · Nassau County
Emergency services Birthing friendly

Long Island Jewish Medical Center

Acute Care Hospitals · New Hyde Park, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330195
Location270 - 05 76th AvenueNew Hyde Park, NY 11040 · Nassau County
Emergency services Birthing friendly

Phelps Hospital

Acute Care Hospitals · Sleepy Hollow, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330261
Location701 N BroadwaySleepy Hollow, NY 10591 · Westchester County
Emergency services Birthing friendly

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 20

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

JOHN ELLIOT GUIDO
Student in an Organized Health Care Education/Training Program
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-1300
VALERIE LEVRANT
Student in an Organized Health Care Education/Training Program
400 COMMUNITY DR, NORTHWELL HEALTH, NSLIJ, DEPT. OF DENTAL MEDICINE
MANHASSET, NY 11030
Nassau County (718) 470-4120
IDA DANCYGER MD
Psychologist (Psychoanalysis)
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-3260
DR. JAMES SUNGSIK PARK MD
Internal Medicine (Transplant Hepatology)
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 472-5805
MADELEINE JEAN QUINN RDN
Dietitian, Registered
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-4276
DR. TANIA M. WINBERRY D.D.S.
Dentist (General Practice)
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-1300
PAUL J MATTIS PHD
Clinical Neuropsychologist
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-3054
MERLE R KAUFMAN LCSW
Social Worker (Clinical)
400 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-3350

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 Jennifer Onwochei's NPI number?

The NPI number for Jennifer Onwochei is 1710349410. It was assigned to this individual provider in the NPPES registry on March 22, 2016.

Where is Jennifer Onwochei located?

Jennifer Onwochei practices at 400 Community Dr, Manhasset, NY 11030. The listed phone number is (516) 562-4664.

What is Jennifer Onwochei's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Transplant Hepatology, with taxonomy code 207RT0003X.

Is Jennifer Onwochei enrolled in Medicare?

Yes. Jennifer Onwochei 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 Jennifer Onwochei affiliated with any hospitals?

According to CMS data, Jennifer Onwochei is affiliated with North Shore University Hospital, Long Island Jewish Medical Center and Phelps Hospital.

When was this NPI record last updated?

The NPPES record for Jennifer Onwochei was last updated on October 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.