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WILLIAM CHARLES GRONBERG PA-C
NPI 1790930527
Physician Assistant - Surgical in Phoenix, AZ

Active since November 20, 2008PECOS EnrolledAccepts Medicare Assignment
2910 N 3RD AVE # 330, PHOENIX, AZ 85013(602) 406-8811(602) 406-8810 Get Directions Write a Review

NPPES record last updated: February 12, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 12, 2025, Jul 3, 2021 (2 updates tracked since 2021).

About William Charles Gronberg Pa-c NPPES

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

WILLIAM CHARLES GRONBERG PA-C (NPI 1790930527) is an individual surgical provider in Phoenix, Arizona, licensed in Arizona (4914) and active in the NPI registry since November 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Gilbert, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1790930527
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameWILLIAM CHARLES GRONBERGCredential: PA-C
Location Address2910 N 3RD AVE # 330Phoenix, AZ 85013-4434
Mailing Address240 W Thomas Rd Ste 301Phoenix, AZ 85013-4407 · (602) 406-7765
Phone(602) 406-8811
Fax(602) 406-8810
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateNovember 20, 2008
Last NPPES UpdateFebruary 12, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 12, 2025
✔ NPI 1790930527 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License✔ Licensed in AZ · 4914
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 4914 (AZ)
2910 N 3RD AVE # 330, Phoenix, AZ 85013
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Secondary Practice Location 1

Location 12940 E Banner Gateway Dr, SUITE 200Gilbert, AZ 85234-2168 · Phone (480) 964-2908 · Fax (480) 833-2136

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.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

William Charles Gronberg Pa-c 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 ID2769545573
PECOS Enrollment IDI20110907001232
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.

Other Providers at the Same Location NPPES 9

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

DR. SHAWN MICHAEL STEVENS M.D.
Otolaryngology
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
GRIFFIN SANTARELLI MD
Otolaryngology (Plastic Surgery within the Head & Neck)
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
ALIVIA MAYO IORIO
Physician Assistant
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
AMEYA JATEGAONKAR M.D.
Otolaryngology (Plastic Surgery within the Head & Neck)
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
JAYSEN EDUARDO MORENO AU.D.
Audiologist
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
KERRY VAUGHAN MD
Neurological Surgery
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
MS. JENNIFER JANE JALLO PA-C
Physician Assistant
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811
DR. ASHLEY J. RANDALL AU.D.
Audiologist
2910 N 3RD AVE # 330
PHOENIX, AZ 85013
Maricopa County (602) 406-8811

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 Gronberg's NPI number?

The NPI number for William Gronberg is 1790930527. It was assigned to this individual provider in the NPPES registry on November 20, 2008.

Where is William Gronberg located?

William Gronberg practices at 2910 N 3rd Ave # 330, Phoenix, AZ 85013. The listed phone number is (602) 406-8811.

What is William Gronberg's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is William Gronberg enrolled in Medicare?

Yes. William Gronberg 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 William Gronberg accept?

Health plans from Blue Cross Blue Shield of Arizona list William Gronberg 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 William Gronberg was last updated on February 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.