GROSSMAN & GROSSMAN, LTD.
NPI 1245679620
Community/Behavioral Health in Phoenix, AZ

Q: What is Grossman & Grossman, Ltd.'s NPI number?

The NPI number for Grossman & Grossman, Ltd. is 1245679620. It was assigned to this organization in the NPPES registry on June 19, 2013.

Q: What is Grossman & Grossman, Ltd.'s specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Active since June 19, 2013

1300 N 12TH ST STE 550, PHOENIX, AZ 85006(602) 468-2077(480) 609-9552 Get Directions Write a Review

NPPES record last updated: August 11, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 11, 2022, Jun 7, 2019 (2 updates tracked since 2019).

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About Grossman & Grossman, Ltd. NPPES

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

GROSSMAN & GROSSMAN, LTD. (NPI 1245679620) is a healthcare organization registered as a community/behavioral health in Phoenix, Arizona and active in the NPI registry since June 2013. The organization lists Jon Birdell Grossman, President/executive Director, as its authorized official.

NPPES Registry Identity

NPI1245679620

Entity TypeOrganization

Primary Taxonomy251S00000X

Legal Business NameGROSSMAN & GROSSMAN, LTD.

Location Address1300 N 12TH ST STE 550Phoenix, AZ 85006-2820

Mailing AddressPo Box 14948Scottsdale, AZ 85267 · (602) 410-6635 · Fax (480) 609-9552

Phone(602) 468-2077

Fax(480) 609-9552

Organization SubpartNo

Authorized OfficialJon Birdell GrossmanPresident/executive Director · (602) 410-6637

Enumeration DateJune 19, 2013

Last NPPES UpdateAugust 11, 20222 updates tracked since enumeration

NPPES CertifiedAugust 11, 2022

✔ NPI 1245679620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCommunity/Behavioral HealthAgencies

Taxonomy Code251S00000X

License✔ Licensed in AZ · BH4275

Definition

A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

1300 N 12TH ST STE 550, Phoenix, AZ 85006

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Other Identifiers 1

Medicaid825703AZ

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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grossman & Grossman, Ltd. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Grossman & Grossman, Ltd., which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Zita Schiller, DNP

Nurse Practitioner

NPI 1427355593

1300 N 12TH ST
Phoenix, AZ 85006

(480) 698-6711

✔ PECOSSame address

Ann Guthery, PSY NP

Nurse Practitioner

NPI 1902897168

10000 N 31ST AVE A-105
Phoenix, AZ 85051

(602) 843-0000

✔ PECOS✔ Accepts Medicare8.9 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Grossman & Grossman, Ltd.'s NPI number?

The NPI number for Grossman & Grossman, Ltd. is 1245679620. It was assigned to this organization in the NPPES registry on June 19, 2013.

Where is Grossman & Grossman, Ltd. located?

Grossman & Grossman, Ltd. is located at 1300 N 12th St Ste 550, Phoenix, AZ 85006. The listed phone number is (602) 468-2077.

What is Grossman & Grossman, Ltd.'s specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Is Grossman & Grossman, Ltd. enrolled in Medicare?

Yes. Grossman & Grossman, Ltd. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Grossman & Grossman, Ltd.?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Nurse Practitioner, reassign their Medicare billing to Grossman & Grossman, Ltd.. A 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 the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Grossman & Grossman, Ltd. accept?

Health plans from Blue Cross Blue Shield of Arizona list Grossman & Grossman, Ltd. 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 Grossman & Grossman, Ltd. 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.