MR. HOWARD BRIAN GROSSMAN MFT
NPI 1457797979
Marriage & Family Therapist in Mission Hills, CA

Q: What is Howard Grossman's NPI number?

The NPI number for Howard Grossman is 1457797979. It was assigned to this individual provider in the NPPES registry on May 13, 2013.

Q: What is Howard Grossman's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Q: When was this NPI record last updated?

The NPPES record for Howard Grossman was last updated on September 16, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since May 13, 2013PECOS Enrolled

15336 DEVONSHIRE ST, UNIT 6, MISSION HILLS, CA 91345(818) 580-1569(818) 484-4084 Get Directions Write a Review

NPPES record last updated: September 16, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Mr. Howard Brian Grossman Mft NPPES

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

MR. HOWARD BRIAN GROSSMAN MFT (NPI 1457797979) is an individual marriage & family therapist in Mission Hills, California, licensed in California (MFC 51041) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457797979

Entity TypeIndividualMale

Primary Taxonomy106H00000X

Provider Legal NameMR. HOWARD BRIAN GROSSMANCredential: MFT

Location Address15336 DEVONSHIRE ST, UNIT 6Mission Hills, CA 91345-2755

Mailing Address15336 Devonshire St, Unit 6Mission Hills, CA 91345-2755 · (818) 580-1569

Phone(818) 580-1569

Fax(818) 484-4084

Sole ProprietorYes

Enumeration DateMay 13, 2013

Last NPPES UpdateSeptember 16, 2016

✔ NPI 1457797979 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · MFC 51041

Definition

A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

15336 DEVONSHIRE ST, Mission Hills, CA 91345

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Howard Brian Grossman Mft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Howard Grossman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC

286 mi

Mental Health

99 S ALMADEN BLVD STE 600
San Jose, CA 95113

Reassigned Medicare billing, California enrollment
3,139 clinicians in this Medicare group

NPI 1154994846 (408) 402-4385

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 Howard Grossman's NPI number?

The NPI number for Howard Grossman is 1457797979. It was assigned to this individual provider in the NPPES registry on May 13, 2013.

Where is Howard Grossman located?

Howard Grossman practices at 15336 Devonshire St Unit 6, Mission Hills, CA 91345. The listed phone number is (818) 580-1569.

What is Howard Grossman's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Howard Grossman enrolled in Medicare?

Yes. Howard Grossman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Howard Grossman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Howard Grossman reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The 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 Howard Grossman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Howard Grossman was last updated on September 16, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.