What is Donald Topp's NPI number?

Donald Topp's National Provider Identifier (NPI) is 1972663599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Donald Topp's specialty?

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

Where is Donald Topp located?

Donald Topp's practice location on file with NPPES is 4403 Cascade Rd Se, Grand Rapids, MI 49546-3673.

What is Donald Topp's phone number?

The practice phone number listed in the NPPES registry for Donald Topp is (616) 975-0907.

Is Donald Topp's NPI active?

Yes — Donald Topp's NPI (1972663599) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Donald Topp, PSYD

NPI 1972663599 · Psychologist · Grand Rapids, MI

Donald Topp, PSYD is a Psychologist provider in Grand Rapids, MI (NPI 1972663599).

Provider details

NPI number: 1972663599
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PSYD
Sex: Male
Sole proprietor: Yes
License: DT009389 (MI)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense DT009389 (MI)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(90/100 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

4403 Cascade Rd Se

Grand Rapids, MI 49546-3673

Phone: (616) 975-0907

Fax: (616) 975-3988

Street-level locationGet directions

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Mailing address