DR. MATTHEW ERIC KRUPNICK M.D.
NPI 1629005566
Internal Medicine - Gastroenterology in Dover, NJ

Q: What is Matthew Krupnick's NPI number?

The NPI number for Matthew Krupnick is 1629005566. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Q: What is Matthew Krupnick's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Krupnick was last updated on July 8, 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.

Active since June 27, 2006PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

369 W BLACKWELL ST, DOVER, NJ 07801(973) 361-7660(973) 361-0455 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Matthew Eric Krupnick M.d. NPPES

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

DR. MATTHEW ERIC KRUPNICK M.D. (NPI 1629005566) is an individual gastroenterology provider in Dover, New Jersey, licensed in New Jersey (25MA06215600) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1990).

NPPES Registry Identity

NPI1629005566

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. MATTHEW ERIC KRUPNICKCredential: M.D.

Location Address369 W BLACKWELL STDover, NJ 07801-2560

Mailing Address369 W Blackwell StDover, NJ 07801-2560 · (973) 361-7660 · Fax (973) 361-0455

Phone(973) 361-7660

Fax(973) 361-0455

Sole ProprietorNo

Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1990

Enumeration DateJune 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1629005566 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in NJ · 25MA06215600

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

369 W BLACKWELL ST, Dover, NJ 07801

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Other Identifiers 2

Medicare UPING04811NJ

Medicaid6694101NJ

Accepted Insurance

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

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. Matthew Eric Krupnick 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 ID749283406

PECOS Enrollment IDI20101206000834

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 Reassignment

Medicare enrollment records show Matthew Krupnick reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gastroenterology Assoc. Of North Jersey

1.8 mi

Gastroenterology

369 W BLACKWELL ST
Dover, NJ 07801

Reassigned Medicare billing, New Jersey enrollment
4 clinicians in this Medicare group

NPI 1477599322 (973) 361-7660

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 14

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 services255 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.

231 services93 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

184 services140 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.

128 services108 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

112 services112 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

87 services87 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

85 services81 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.

78 services69 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

38 services38 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

35 services35 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

27 services18 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

17 services16 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.

15 services15 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope 45330

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

Morristown Medical Center

Acute Care Hospitals · Morristown, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310015

Location100 Madison AveMorristown, NJ 07960 · Morris County

Emergency services Birthing friendly

Newton Medical Center

Acute Care Hospitals · Newton, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310028

Location175 High StNewton, NJ 07860 · Sussex County

Emergency services Birthing friendly

Saint Clare's Hospital/ Denville Campus

Acute Care Hospitals · Denville, NJ

3/5 CMS rating

OwnershipProprietary

CMS Certification Number310050

Location25 Pocono RoadDenville, NJ 07834 · Morris County

Emergency services Birthing friendly

Hackettstown Medical Center

Acute Care Hospitals · Hackettstown, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310115

Location651 Willow Grove StHackettstown, NJ 07840 · Warren County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07801 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.

75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Other Providers at the Same Location NPPES 12

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

DR. DIMPLE CHAMPAKLAL MAUN M.D.

Pediatrics

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 328-8300

ROBERT A SIEGEL MD

Obstetrics & Gynecology

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 328-7111

DR. AMY MAXINE KOTLER M.D.

Pediatrics

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 328-8300

DR. SERGEY RYBALOV M.D.

Internal Medicine (Gastroenterology)

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 361-7660

MARTY DAWN SWEINHART MD

Family Medicine

369 W BLACKWELL ST, UNIT 1
DOVER, NJ 07801

Morris County (973) 620-9000

NEURO-SPECIALISTS OF MORRIS-SUSSEX, P.A.

Psychiatry & Neurology (Neurology)

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 361-7606

GASTROENTEROLOGY ASSOC. OF NORTH JERSEY

Internal Medicine (Gastroenterology)

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 361-7660

A TO Z PEDIATRICS LLC

Pediatrics

369 W BLACKWELL ST
DOVER, NJ 07801

Morris County (973) 328-8300

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 Matthew Krupnick's NPI number?

The NPI number for Matthew Krupnick is 1629005566. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Where is Matthew Krupnick located?

Matthew Krupnick practices at 369 W Blackwell St, Dover, NJ 07801. The listed phone number is (973) 361-7660.

What is Matthew Krupnick's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Matthew Krupnick enrolled in Medicare?

Yes. Matthew Krupnick 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 organization bills Medicare for Matthew Krupnick's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Krupnick reassigns Medicare benefits to Gastroenterology Assoc. Of North Jersey (Dover, NJ). The 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 Matthew Krupnick's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Matthew Krupnick accept?

Health plans from Oscar Health list Matthew Krupnick 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 Matthew Krupnick affiliated with any hospitals?

According to CMS data, Matthew Krupnick is affiliated with Morristown Medical Center, Newton Medical Center, Saint Clare's Hospital/ Denville Campus and Hackettstown Medical Center.

When was this NPI record last updated?

The NPPES record for Matthew Krupnick was last updated on July 8, 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.