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MR. RICHARD A ZIRIN M.D.
NPI 1548267883
Internal Medicine - Gastroenterology in Newburyport, MA

Active since July 01, 2005PECOS EnrolledAccepts Medicare Assignment
255 LOW ST STE 201, NEWBURYPORT, MA 01950(978) 465-4622(978) 465-4111 Get Directions Write a Review

NPPES record last updated: June 16, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mr. Richard A Zirin M.d. NPPES

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

MR. RICHARD A ZIRIN M.D. (NPI 1548267883) is an individual gastroenterology provider in Newburyport, Massachusetts, licensed in Massachusetts (52040) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Anna Jaques Hospital, and is a graduate of Boston University School Of Medicine (1978).

NPPES Registry Identity

NPI1548267883
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameMR. RICHARD A ZIRINCredential: M.D.
Location Address255 LOW ST STE 201Newburyport, MA 01950-3596
Mailing Address24 Morrill Pl Ste 2Amesbury, MA 01913-3530 · (978) 834-8074 · Fax (978) 834-8077
Phone(978) 465-4622
Fax(978) 465-4111
Sole ProprietorNo
Medical School CMSBoston University School Of MedicineGraduated 1978
Enumeration DateJuly 1, 2005
Last NPPES UpdateJune 16, 2021
NPPES CertifiedJune 16, 2021
✔ NPI 1548267883 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 · 52040
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.
255 LOW ST STE 201, Newburyport, MA 01950
Open in Google Maps ↗

Other Identifiers 1

Medicaid6174507MA

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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Richard A Zirin 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 ID8729051156
PECOS Enrollment IDI20040814000211
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

2

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

Seacoast Affiliated Group Practice, Inc.
0.9 mi
Clinic/Center
25 HIGHLAND AVE
Newburyport, MA 01950
  • Reassigned Medicare billing, Massachusetts enrollment
  • 90 clinicians in this Medicare group
NPI 1801892344 (978) 463-1390
Integrated Gastroenterology Consultants, PC
25 mi
Gastroenterology
41 WELLMAN ST STE 400
Lowell, MA 01851
  • Reassigned Medicare billing, Massachusetts enrollment
  • Medicare enrollment name: Integrated Gastroenterology Consultants, P.C.
  • 70 clinicians in this Medicare group
NPI 1477553287 (978) 459-6737

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 8

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.
47 services47 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.
45 services44 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.
44 services40 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.
27 services27 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.
24 services24 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.
23 services23 patients

Hospital Affiliations CMS Care Compare

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

Anna Jaques Hospital

Acute Care Hospitals · Newburyport, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220029
Location25 Highland AvenueNewburyport, MA 01950 · Essex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01950 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.

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 Richard Zirin's NPI number?

The NPI number for Richard Zirin is 1548267883. It was assigned to this individual provider in the NPPES registry on July 1, 2005.

Where is Richard Zirin located?

Richard Zirin practices at 255 Low St Ste 201, Newburyport, MA 01950. The listed phone number is (978) 465-4622.

What is Richard Zirin's specialty?

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

Is Richard Zirin enrolled in Medicare?

Yes. Richard Zirin 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 Richard Zirin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Richard Zirin reassigns Medicare benefits to 2 organizations: Seacoast Affiliated Group Practice, Inc. (Newburyport, MA) and Integrated Gastroenterology Consultants, PC (Lowell, MA). 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 Richard Zirin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Richard Zirin accept?

Health plans from Anthem Blue Cross and Blue Shield list Richard Zirin 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 Richard Zirin affiliated with any hospitals?

According to CMS data, Richard Zirin is affiliated with Anna Jaques Hospital.

When was this NPI record last updated?

The NPPES record for Richard Zirin was last updated on June 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.