What is Derek Gruen's NPI number?

Derek Gruen's National Provider Identifier (NPI) is 1174924534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Derek Gruen's specialty?

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

Where is Derek Gruen located?

Derek Gruen's practice location on file with NPPES is 1127 N Oakley Blvd, Chicago, IL 60622-3507.

What is Derek Gruen's phone number?

The practice phone number listed in the NPPES registry for Derek Gruen is (312) 770-3312.

Is Derek Gruen's NPI active?

Yes — Derek Gruen's NPI (1174924534) is active in the NPPES registry as of the last update on 2014-09-04.

IndividualActive

Derek Gruen, MSW

NPI 1174924534 · Mental Health Counselor · Chicago, IL

Derek Gruen, MSW is a Mental Health Counselor provider in Chicago, IL (NPI 1174924534).

Provider details

NPI number: 1174924534
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: MSW
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(69/100 index)

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

Registry tenure38% of score
12 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.

Practice location

1127 N Oakley Blvd

Chicago, IL 60622-3507

Phone: (312) 770-3312

Fax: (312) 770-2557

Street-level locationGet directions

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Mailing address