Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM STEVEN FRIEDMAN M.D.
NPI 1427015379
Family Medicine in Westminster, MA

Q: What is William Friedman's NPI number?

The NPI number for William Friedman is 1427015379. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Q: What is William Friedman's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for William Friedman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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 April 26, 2006PECOS EnrolledAccepts Medicare Assignment

116 MAIN ST, WESTMINSTER, MA 01473(978) 874-0535(978) 874-2941 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. William Steven Friedman M.d. NPPES

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

DR. WILLIAM STEVEN FRIEDMAN M.D. (NPI 1427015379) is an individual family medicine provider in Westminster, Massachusetts, licensed in Massachusetts (46095) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and is a graduate of Medical College Of Wisconsin (1977).

NPPES Registry Identity

NPI1427015379

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. WILLIAM STEVEN FRIEDMANCredential: M.D.

Location Address116 MAIN STWestminster, MA 01473-1444

Mailing Address116 Main St, P.o. Box 478Westminster, MA 01473-1444 · (978) 874-0535 · Fax (978) 874-2941

Phone(978) 874-0535

Fax(978) 874-2941

Sole ProprietorNo

Medical School CMSMedical College Of WisconsinGraduated 1977

Enumeration DateApril 26, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1427015379 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in MA · 46095

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

116 MAIN ST, Westminster, MA 01473

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Other Identifiers 8

Other0075454MA · Aetna

Other0100526MA · United Health

OtherW100598MA · Cigna

Other046095MA · Tufts

Other7961MA · Harvard Pilgrim

Other983562MA · Network Health

Medicaid0114049MA

OtherE59002MA · Hmo Blue

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. William Steven Friedman 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 ID3274566468

PECOS Enrollment IDI20050917000273

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 2

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.

23 services15 patients

Replacement of knee joint, both sides of knee 27447

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

15 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Umass Memorial Healthalliance Hospitals

Acute Care Hospitals · Leominster, MA

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number220001

Location60 Hospital RoadLeominster, MA 01453 · Worcester County

Emergency services

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01473 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

$90.70 typical visit price

range $58.86 – $177.36

Typical copayment $22.67 (range $14.71 – $44.34)

Most-billed visit code 99203

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.

Other Providers at the Same Location NPPES

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

DR. STEPHEN JACOB WEEDON M.D.

Family Medicine

116 MAIN ST, WESTMINSTER FAMILY PRACTICE
WESTMINSTER, MA 01473

Worcester County (978) 874-0535

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 William Friedman's NPI number?

The NPI number for William Friedman is 1427015379. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is William Friedman located?

William Friedman practices at 116 Main St, Westminster, MA 01473. The listed phone number is (978) 874-0535.

What is William Friedman's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Friedman enrolled in Medicare?

Yes. William Friedman 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.

Is William Friedman affiliated with any hospitals?

According to CMS data, William Friedman is affiliated with Umass Memorial Healthalliance Hospitals and Heywood Hospital.

When was this NPI record last updated?

The NPPES record for William Friedman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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.