THOMAS DUNZENDORFER M.D.
NPI 1194786210
Internal Medicine - Gastroenterology in Pittsfield, MA

Q: What is Thomas Dunzendorfer's NPI number?

The NPI number for Thomas Dunzendorfer is 1194786210. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Q: What is Thomas Dunzendorfer's specialty?

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

Active since March 29, 2006PECOS EnrolledAccepts Medicare Assignment

97.02/100

CMS Quality Rating

24 CHARLES ST, PITTSFIELD, MA 01201(413) 236-0900(413) 236-5665 Get Directions Write a Review

NPPES record last updated: October 4, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Thomas Dunzendorfer M.d. NPPES

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

THOMAS DUNZENDORFER M.D. (NPI 1194786210) is an individual gastroenterology provider in Pittsfield, Massachusetts, licensed in Massachusetts (73558) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Heywood Hospital, and is a graduate of Other (1987).

NPPES Registry Identity

NPI1194786210

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameTHOMAS DUNZENDORFERCredential: M.D.

Location Address24 CHARLES STPittsfield, MA 01201-3302

Mailing Address24 Charles StPittsfield, MA 01201-3302 · (413) 236-0900 · Fax (413) 236-5665

Phone(413) 236-0900

Fax(413) 236-5665

Sole ProprietorNo

Medical School CMSOtherGraduated 1987

Enumeration DateMarch 29, 2006

Last NPPES UpdateOctober 4, 2012

✔ NPI 1194786210 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 MA · 73558

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.

24 CHARLES ST, Pittsfield, MA 01201

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Other Identifiers 16

Other073558MA · Tufts

Other100911Mvp

Other23223Health New England

Other000000023393Bmc Healthnet

OtherP00661275Railroad Medicare

Other0016907Neighborhood Health Plan

Other10034418Cdphp

Other9250030Private Healthcare System

Other3288170Aetna

OtherG41567Harvard Pilgrim

OtherP-12006240Multiplan

Medicare UPING41567

Medicare PINA2875601

OtherJ19535MA · Bcbs

OtherP2212790Oxford

Medicaid110060325AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Thomas Dunzendorfer 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 ID446254742

PECOS Enrollment IDI20060829000071

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 12

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 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.

100 services75 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

97 services97 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

80 services65 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.

79 services77 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.

42 services42 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

35 services26 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.

24 services24 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.

23 services20 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.

18 services18 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.

18 services18 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.

18 services18 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

13 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Heywood Hospital

Acute Care Hospitals · Gardner, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220095

Location242 Green StreetGardner, MA 01440 · Worcester County

Emergency services Birthing friendly

Athol Memorial Hospital

Critical Access Hospitals · Athol, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number221303

Location2033 Main StreetAthol, MA 01331 · Worcester County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01201 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

$134.47 typical visit price

range $58.86 – $177.36

Typical copayment $33.61 (range $14.71 – $44.34)

Most-billed visit code 99204

Established Patient

$103.48 typical visit price

range $19.11 – $144.84

Typical copayment $25.87 (range $4.77 – $36.21)

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.

97.02/100

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

Scored through an Alternative Payment Model

Quality

78.09

Promoting Interoperability

100

Improvement Activities

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

100%327 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Thomas Dunzendorfer's NPI number?

The NPI number for Thomas Dunzendorfer is 1194786210. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Thomas Dunzendorfer located?

Thomas Dunzendorfer practices at 24 Charles St, Pittsfield, MA 01201. The listed phone number is (413) 236-0900.

What is Thomas Dunzendorfer's specialty?

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

Is Thomas Dunzendorfer enrolled in Medicare?

Yes. Thomas Dunzendorfer 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 Thomas Dunzendorfer accept?

Health plans from Anthem Blue Cross and Blue Shield list Thomas Dunzendorfer 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 Thomas Dunzendorfer affiliated with any hospitals?

According to CMS data, Thomas Dunzendorfer is affiliated with Heywood Hospital and Athol Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Thomas Dunzendorfer was last updated on October 4, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.