What is Sidney Graff's NPI number?

Sidney Graff's National Provider Identifier (NPI) is 1518080233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sidney Graff's specialty?

Sidney Graff is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Sidney Graff located?

Sidney Graff's practice location on file with NPPES is 3400 W 16th St, Greeley, CO 80634-6862.

What is Sidney Graff's phone number?

The practice phone number listed in the NPPES registry for Sidney Graff is (970) 353-0834.

Is Sidney Graff's NPI active?

Yes — Sidney Graff's NPI (1518080233) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Sidney Graff, M.A., L.P.C.

NPI 1518080233 · Mental Health Counselor · Greeley, CO

Sidney Graff, M.A., L.P.C. is a Mental Health Counselor provider in Greeley, CO (NPI 1518080233).

Provider details

NPI number: 1518080233
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: M.A., L.P.C.
Sex: Female
Sole proprietor: Yes
License: 2501 (CO)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense 2501 (CO)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(89/100 index)

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

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% 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.

Practice location

3400 W 16th St

Building 1s, Suite B

Greeley, CO 80634-6862

Phone: (970) 353-0834

Fax: (970) 353-0949

Street-level locationGet directions

More CO providers

Mailing address

1925 Montview Dr

Greeley, CO 80631-5230

Enumerated: 2007-04-09
Last updated: 2007-07-08

Frequently asked questions

What is Sidney Graff's NPI number?: Sidney Graff's National Provider Identifier (NPI) is 1518080233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Sidney Graff's specialty?: Sidney Graff is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
Where is Sidney Graff located?: Sidney Graff's practice location on file with NPPES is 3400 W 16th St, Greeley, CO 80634-6862.
What is Sidney Graff's phone number?: The practice phone number listed in the NPPES registry for Sidney Graff is (970) 353-0834.
Is Sidney Graff's NPI active?: Yes — Sidney Graff's NPI (1518080233) is active in the NPPES registry as of the last update on 2007-07-08.

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