ROBERT WOLFGANG D.O.
NPI 1871587550
Internal Medicine - Gastroenterology in Cranston, RI

Q: What is Robert Wolfgang's NPI number?

The NPI number for Robert Wolfgang is 1871587550. It was assigned to this individual provider in the NPPES registry on September 8, 2005.

Q: What is Robert Wolfgang'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 Robert Wolfgang was last updated on March 29, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 September 08, 2005PECOS EnrolledAccepts Medicare Assignment

1150 RESERVOIR AVE, SUITE 201, CRANSTON, RI 02920(401) 943-1300(401) 946-8480 Get Directions Write a Review

NPPES record last updated: March 29, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Robert Wolfgang D.o. NPPES

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

ROBERT WOLFGANG D.O. (NPI 1871587550) is an individual gastroenterology provider in Cranston, Rhode Island, licensed in Rhode Island (RI501) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Our Lady Of Fatima Hospital, and is a graduate of Philadelphia College Of Osteopathic Medicine (1990).

NPPES Registry Identity

NPI1871587550

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameROBERT WOLFGANGCredential: D.O.

Location Address1150 RESERVOIR AVE, SUITE 201Cranston, RI 02920-6068

Mailing Address1150 Reservoir Ave, Suite 201Cranston, RI 02920-6068 · (401) 943-1300 · Fax (401) 946-8480

Phone(401) 943-1300

Fax(401) 946-8480

Sole ProprietorNo

Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 1990

Enumeration DateSeptember 8, 2005

Last NPPES UpdateMarch 29, 2010

✔ NPI 1871587550 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 RI · RI501

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.

1150 RESERVOIR AVE, Cranston, RI 02920

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Other Identifiers 3

Medicare ID-Type Unspecified007007284RI

MedicaidIM02288RI

Medicare UPING47546RI

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

Robert Wolfgang 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 ID3476749383

PECOS Enrollment IDI20101118000006

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 Reassignments

Medicare enrollment records show Robert Wolfgang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Internal Medicine Associates Inc

Same address

Gastroenterology

1150 RESERVOIR AVE, SUITE 201
Cranston, RI 02920

Reassigned Medicare billing, Rhode Island enrollment
8 clinicians in this Medicare group

NPI 1376553990 (401) 943-1300

University Gastroenterology, LLC

3.5 mi

Gastroenterology

33 STANIFORD ST
Providence, RI 02905

Reassigned Medicare billing, Rhode Island enrollment
141 clinicians in this Medicare group

NPI 1386952612 (401) 421-8800

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 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.

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.

124 services124 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.

111 services109 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.

110 services98 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.

105 services89 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.

35 services28 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.

33 services33 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.

30 services30 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

23 services23 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.

23 services23 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.

16 services16 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.

15 services15 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.

13 services13 patients

Hospital Affiliations CMS Care Compare 5

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

Our Lady Of Fatima Hospital

Acute Care Hospitals · North Providence, RI

3/5 CMS rating

OwnershipProprietary

CMS Certification Number410005

Location200 High Service AvenueNorth Providence, RI 02904 · Providence County

Emergency services

South County Hospital Inc

Acute Care Hospitals · Wakefield, RI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number410008

Location100 Kenyon AveWakefield, RI 02879 · Washington County

Emergency services Birthing friendly

Kent County Memorial Hospital

Acute Care Hospitals · Warwick, RI

3/5 CMS rating

OwnershipProprietary

CMS Certification Number410009

Location455 Toll Gate RdWarwick, RI 02886 · Kent County

Emergency services Birthing friendly

Women & Infants Hospital Of Rhode Island

Acute Care Hospitals · Providence, RI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number410010

Location101 Dudley StreetProvidence, RI 02905 · Providence County

Emergency services Birthing friendly

The Miriam Hospital

Acute Care Hospitals · Providence, RI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number410012

Location164 Summit AvenueProvidence, RI 02906 · Providence County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02920 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

$134.17 typical visit price

range $58.57 – $177.03

Typical copayment $33.54 (range $14.64 – $44.25)

Most-billed visit code 99204

Established Patient

$103.10 typical visit price

range $18.92 – $144.38

Typical copayment $25.77 (range $4.73 – $36.09)

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.

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.

THOMAS HENRY MCGREEN M.D.

Internal Medicine (Gastroenterology)

1150 RESERVOIR AVE, SUITE 201
CRANSTON, RI 02920

Providence County (401) 943-1300

DR. ROBERT L GRAVES D.O.

Internal Medicine

1150 RESERVOIR AVE, SUITE 304
CRANSTON, RI 02920

Providence County (401) 942-3330

DR. ROBERT JOHN BIERWIRTH M.D.

Internal Medicine (Gastroenterology)

1150 RESERVOIR AVE, SUITE 201
CRANSTON, RI 02920

Providence County (401) 943-1300

DR. MICHAEL LEE JACOBS PT, DPT

Physical Therapist

1150 RESERVOIR AVE, SUITE 103
CRANSTON, RI 02920

Providence County (401) 942-2625

DR. JOSEPH N DERUOSI MD

Emergency Medicine (Emergency Medical Services)

1150 RESERVOIR AVE
CRANSTON, RI 02920

Providence County (401) 946-2400

DR. JAMES ROY BONNER M.D.

Pediatrics

1150 RESERVOIR AVE, SUITE 205
CRANSTON, RI 02920

Providence County (401) 943-9222

ANITA OFORIWAA OBENG APRN

Nurse Practitioner (Psychiatric/Mental Health)

1150 RESERVOIR AVE
CRANSTON, RI 02920

Providence County (401) 259-0340

RAYMOND A LAMBERT III

Counselor (Mental Health)

1150 RESERVOIR AVE
CRANSTON, RI 02920

Providence County (401) 259-0340

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 Robert Wolfgang's NPI number?

The NPI number for Robert Wolfgang is 1871587550. It was assigned to this individual provider in the NPPES registry on September 8, 2005.

Where is Robert Wolfgang located?

Robert Wolfgang practices at 1150 Reservoir Ave Suite 201, Cranston, RI 02920. The listed phone number is (401) 943-1300.

What is Robert Wolfgang's specialty?

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

Is Robert Wolfgang enrolled in Medicare?

Yes. Robert Wolfgang 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 organizations bill Medicare for Robert Wolfgang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Wolfgang reassigns Medicare benefits to 2 organizations: Internal Medicine Associates Inc (Cranston, RI) and University Gastroenterology, LLC (Providence, RI). Each 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 Robert Wolfgang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Robert Wolfgang affiliated with any hospitals?

According to CMS data, Robert Wolfgang is affiliated with Our Lady Of Fatima Hospital, South County Hospital Inc, Kent County Memorial Hospital, Women & Infants Hospital Of Rhode Island and The Miriam Hospital.

When was this NPI record last updated?

The NPPES record for Robert Wolfgang was last updated on March 29, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.