What is Robert Reff's NPI number?

Robert Reff's National Provider Identifier (NPI) is 1871006536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Robert Reff's specialty?

Robert Reff is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Robert Reff located?

Robert Reff's practice location on file with NPPES is 1160 Kepler Dr, Green Bay, WI 54311-8321.

What is Robert Reff's phone number?

The practice phone number listed in the NPPES registry for Robert Reff is (920) 288-5630.

Does Robert Reff accept Medicare?

Robert Reff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Robert Reff's NPI active?

Yes — Robert Reff's NPI (1871006536) is active in the NPPES registry as of the last update on 2025-04-14.

IndividualActiveAccepts Medicare

Robert Reff, PHD

NPI 1871006536 · Psychologist · Green Bay, WI

Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Robert Reff, PHD is a Psychologist provider in Green Bay, WI (NPI 1871006536).

Provider details

NPI number: 1871006536
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes
License: LH60807146 (WA)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 3659-57 (WI)
Behavioral Health & Social Service Providers
Counselor101Y00000XLicense LH60807146 (WA)
Behavioral Health & Social Service Providers
Psychologist103T00000XLicense PY60807140 (WA)
Behavioral Health & Social Service Providers
Psychologist103T00000XLicense 2914 (OR)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(78/100 index)

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

Registry tenure38% of score
8 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
4 documented practice locations

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

1160 Kepler Dr

Green Bay, WI 54311-8321

Phone: (920) 288-5630

Street-level locationGet directions

More WI providers

Mailing address

Po Box 735044

Chicago, IL 60673-5044

Additional practice locations (3)

906 W 2nd Ave Ste 600
Spokane, WA 99201-4539
Phone: (509) 458-5889
505 W Riverside Ave Ste 504
Spokane, WA 99201
Phone: (509) 252-1898
Fax: (509) 381-3502
1881 Chicago St
De Pere, WI 54115-3770
Phone: (920) 403-8000

Enumerated: 2017-11-15
Last updated: 2025-04-14
Certified: 2025-04-14

Frequently asked questions

What is Robert Reff's NPI number?: Robert Reff's National Provider Identifier (NPI) is 1871006536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Robert Reff's specialty?: Robert Reff is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
Where is Robert Reff located?: Robert Reff's practice location on file with NPPES is 1160 Kepler Dr, Green Bay, WI 54311-8321.
What is Robert Reff's phone number?: The practice phone number listed in the NPPES registry for Robert Reff is (920) 288-5630.
Does Robert Reff accept Medicare?: Robert Reff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Robert Reff's NPI active?: Yes — Robert Reff's NPI (1871006536) is active in the NPPES registry as of the last update on 2025-04-14.

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