JACK W GRINNAN M.D.
NPI 1487090288
Urology in Mesa, AZ
About Jack W Grinnan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACK W GRINNAN M.D. (NPI 1487090288) is an individual urology provider in Mesa, Arizona, licensed in Arizona (55776) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Farmington, and is a graduate of University Of Texas Medical School At San Antonio (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted 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
Jack W Grinnan 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.
Areas of Expertise CMS Part B claims 24
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Jack Grinnan's NPI number?
The NPI number for Jack Grinnan is 1487090288. It was assigned to this individual provider in the NPPES registry on May 20, 2013.
Where is Jack Grinnan located?
Jack Grinnan practices at 2530 E Southern Ave, Mesa, AZ 85204. The listed phone number is (480) 834-4188.
What is Jack Grinnan's specialty?
The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.
Is Jack Grinnan enrolled in Medicare?
Yes. Jack Grinnan 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 Jack Grinnan accept?
Health plans from Ambetter from Arizona Complete Health, Oscar Health Plan, Inc. and UnitedHealthcare list Jack Grinnan 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.
When was this NPI record last updated?
The NPPES record for Jack Grinnan was last updated on March 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.