JOHN ANGELO GNASSI MD
NPI 1629066105
Family Medicine in Parker, AZ

Active since October 10, 2005PECOS EnrolledAccepts Medicare Assignment
12033 AGENCY RD, PARKER, AZ 85344(928) 669-2137 Get Directions Write a Review

NPPES record last updated: August 11, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John Angelo Gnassi Md NPPES

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

JOHN ANGELO GNASSI MD (NPI 1629066105) is an individual family medicine provider in Parker, Arizona, licensed in Massachusetts (74549) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (1988).

NPPES Registry Identity

NPI1629066105
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameJOHN ANGELO GNASSICredential: MD
Location Address12033 AGENCY RDParker, AZ 85344-7718
Mailing Address236 Rainbow Dr # 13625Livingston, TX 77399-2036 · (857) 210-3900
Sole ProprietorNo
Medical School CMSRutgers R W Johnson Medical School (cam/new Bruns/pisc)Graduated 1988
Enumeration DateOctober 10, 2005
Last NPPES UpdateAugust 11, 2022
NPPES CertifiedAugust 11, 2022
NPI 1629066105 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 · 74549
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.
12033 AGENCY RD, Parker, AZ 85344

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

John Angelo Gnassi Md 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 ID2365488715
PECOS Enrollment IDI20210119001789
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85344 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

Registered Nurse
12033 AGENCY RD
PARKER, AZ 85344
Specialist/Technologist, Pathology
12033 AGENCY RD
PARKER, AZ 85344
General Practice
12033 AGENCY RD
PARKER, AZ 85344
Registered Nurse
12033 AGENCY RD
PARKER, AZ 85344
Radiologic Technologist (Radiography)
12033 AGENCY RD
PARKER, AZ 85344
Optometrist
12033 AGENCY RD
PARKER, AZ 85344
Dental Hygienist
12033 AGENCY RD
PARKER, AZ 85344
Registered Nurse (Community Health)
12033 AGENCY RD
PARKER, AZ 85344

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 John Gnassi's NPI number?

The NPI number for John Gnassi is 1629066105. It was assigned to this individual provider in the NPPES registry on October 10, 2005.

Where is John Gnassi located?

John Gnassi practices at 12033 Agency Rd, Parker, AZ 85344. The listed phone number is (928) 669-2137.

What is John Gnassi's specialty?

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

Is John Gnassi enrolled in Medicare?

Yes. John Gnassi 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.

When was this NPI record last updated?

The NPPES record for John Gnassi was last updated on August 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.