Provider Profile

Gretchen A. Diem, PhD

Unclaimed Profile

About Dr. Diem

No biography has been added yet. Is this you? Claim this profile to add one.

Education & Training

Medical School Other Graduated: 2002

Specialty

Psychologist (Primary)
Psychologist (Additional)

Credentials & Licensing

WI license2591-57
CA licensePSY19404
NPI1972521946
NPI issued07/18/2006

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Diem specialize in?

Dr. Diem is a psychologist in Madison, WI. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Dr. Diem located?

Dr. Diem is listed at 700 Rayovac Drive Suite 311, Madison, WI 53711. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Diem's phone number?

The number on file is (608) 492-0053. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Diem's NPI number?

Dr. Diem's National Provider Identifier is 1972521946. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Dr. Diem go to medical school?

Dr. Diem attended Other, graduating in 2002. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Diem been practicing?

Dr. Diem has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Diem confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Diem. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.