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DR. KRISTIN GAIL FLESS M.D.
NPI 1043305493
Internal Medicine - Critical Care Medicine in Livingston, NJ

Active since October 03, 2006PECOS EnrolledAccepts Medicare Assignment
93.71/100
CMS Quality Rating
94 OLD SHORT HILLS RD, LIVINGSTON, NJ 07039(973) 322-2924(973) 322-8410 Get Directions Write a Review

NPPES record last updated: July 31, 2007. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. Kristin Gail Fless M.d. NPPES

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

DR. KRISTIN GAIL FLESS M.D. (NPI 1043305493) is an individual critical care medicine provider in Livingston, New Jersey, licensed in New Jersey (25MA06455300) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Clara Maass Medical Center, and is a graduate of Rutgers New Jersey Medical School (1995).

NPPES Registry Identity

NPI1043305493
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameDR. KRISTIN GAIL FLESSCredential: M.D.
Location Address94 OLD SHORT HILLS RDLivingston, NJ 07039-5672
Mailing Address164 Glenview RdSouth Orange, NJ 07079-1136 · (973) 763-6384 · Fax (973) 763-6173
Phone(973) 322-2924
Fax(973) 322-8410
Sole ProprietorYes
Medical School CMSRutgers New Jersey Medical SchoolGraduated 1995
Enumeration DateOctober 3, 2006
Last NPPES UpdateJuly 31, 2007
✔ NPI 1043305493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in NJ · 25MA06455300
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 25MA06455300 (NJ)
Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License 25MA06455300 (NJ)
94 OLD SHORT HILLS RD, Livingston, NJ 07039
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

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. Kristin Gail Fless 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 ID8729174859
PECOS Enrollment IDI20071019000341
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.

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.
191 services120 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.
122 services83 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.
53 services33 patients
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.
47 services32 patients
Test to examine how well the lungs exchange gases 94729
This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.
35 services34 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.
35 services35 patients

Hospital Affiliations CMS Care Compare 2

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

Clara Maass Medical Center

Acute Care Hospitals · Belleville, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310009
LocationOne Clara Maass DriveBelleville, NJ 07109 · Essex County
Emergency services Birthing friendly

Cooperman Barnabas Medical Center

Acute Care Hospitals · Livingston, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310076
Location94 Old Short Hills RoadLivingston, NJ 07039 · Essex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07039 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
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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.

93.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality77.79
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 14

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

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
6 suppliers28 claims28 services$30.96 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
5 suppliers14 claims14 services$73.14 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
6 suppliers13 claims36 services$28.03 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
5 suppliers24 claims24 services$42.38 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
6 suppliers29 claims29 services$14.33 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
6 suppliers36 claims198 services$1.64 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 20

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

JACOB JOSEPH FERGUSON MD
Anesthesiology
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-5000
CASSIDY MARTIN DNP
Nurse Practitioner (Gerontology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-2793
HARRY S VANWAGENEN PA-C
Psychiatry & Neurology (Neurology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-5000
ASSOCIATES IN TRANSPLANT AND GENERAL SURGERY
Specialist
94 OLD SHORT HILLS RD, EAST WING, SUITE 305
LIVINGSTON, NJ 07039
Essex County (973) 322-9801
TERESITA C REDONDO MD
Pathology (Anatomic Pathology & Clinical Pathology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-5763
DR. GREGORY JOSEPH ROKOSZ D.O.
Emergency Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-5733
BILAL KHAN
Internal Medicine (Critical Care Medicine)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (646) 591-5953
MRS. KATHERINE DANIELLE SZUCS APN
Nurse Practitioner
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Essex County (973) 322-2249

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 Kristin Fless's NPI number?

The NPI number for Kristin Fless is 1043305493. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is Kristin Fless located?

Kristin Fless practices at 94 Old Short Hills Rd, Livingston, NJ 07039. The listed phone number is (973) 322-2924.

What is Kristin Fless's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Kristin Fless enrolled in Medicare?

Yes. Kristin Fless 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.

What insurance does Kristin Fless accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Kristin Fless as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Kristin Fless affiliated with any hospitals?

According to CMS data, Kristin Fless is affiliated with Clara Maass Medical Center and Cooperman Barnabas Medical Center.

When was this NPI record last updated?

The NPPES record for Kristin Fless was last updated on July 31, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.