What is Irvin Granstrom's NPI number?

Irvin Granstrom's National Provider Identifier (NPI) is 1003519463, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Irvin Granstrom's specialty?

Irvin Granstrom is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Irvin Granstrom located?

Irvin Granstrom's practice location on file with NPPES is 4221 Mcleod Dr, Las Vegas, NV 89121-5215.

What is Irvin Granstrom's phone number?

The practice phone number listed in the NPPES registry for Irvin Granstrom is (702) 474-6450.

Is Irvin Granstrom's NPI active?

Yes — Irvin Granstrom's NPI (1003519463) is active in the NPPES registry as of the last update on 2025-02-14.

IndividualActive

Irvin Granstrom, MFT-I, CADC-I

NPI 1003519463 · Marriage & Family Therapist · Las Vegas, NV

Irvin Granstrom, MFT-I, CADC-I is a Marriage & Family Therapist provider in Las Vegas, NV (NPI 1003519463).

Provider details

NPI number: 1003519463
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: MFT-I, CADC-I
Sex: Male
Sole proprietor: No

Practice location

4221 Mcleod Dr

Las Vegas, NV 89121-5215

Phone: (702) 474-6450

Fax: (702) 474-6463

Approximate (ZIP-level) locationGet directions

More NV providers

Mailing address

3680 N Rancho Dr

Las Vegas, NV 89130-3180

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense MI4457 (NV)
Behavioral Health & Social Service Providers
Rehabilitation Practitioner225400000X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2023-03-24
Last updated: 2025-02-14
Certified: 2025-02-14

Frequently asked questions

What is Irvin Granstrom's NPI number?: Irvin Granstrom's National Provider Identifier (NPI) is 1003519463, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Irvin Granstrom's specialty?: Irvin Granstrom is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Irvin Granstrom located?: Irvin Granstrom's practice location on file with NPPES is 4221 Mcleod Dr, Las Vegas, NV 89121-5215.
What is Irvin Granstrom's phone number?: The practice phone number listed in the NPPES registry for Irvin Granstrom is (702) 474-6450.
Is Irvin Granstrom's NPI active?: Yes — Irvin Granstrom's NPI (1003519463) is active in the NPPES registry as of the last update on 2025-02-14.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions