Physician Profile
Unclaimed ProfileAbout WILLMARTH
Eric Willmarth, PhD is a clinical psychologist based in Grand Rapids, MI. Eric is a 1999 graduate of Oregon Health Sciences University School of Medicine. Eric is also listed as specialising in psychologist — clinical.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Willmarth specialise in?
Dr. Willmarth is a clinical psychologist in Grand Rapids, MI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CLINICAL PSYCHOLOGIST”.
NPI registry
Where is Dr. Willmarth located?
Dr. Willmarth is listed at 4100 LAKE DR SE STE 305, Grand Rapids, MI 49546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Willmarth's phone number?
The number on file is (616) 285-1377. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Willmarth?
Dr. Willmarth's National Provider Identifier is 1275638041. 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. Willmarth go to medical school?
Dr. Willmarth attended Oregon Health Sciences University School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Willmarth have?
Dr. Willmarth has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Willmarth do most often?
According to Medicare billing data, Dr. Willmarth provides treatments such as evaluation of psychological test, first hour and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Willmarth's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Willmarth. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (616) 285-1377
- Email not available
Practice Locations
4100 LAKE DR SE STE 305
Grand Rapids, MI 49546
Procedures Most Often Billed to Medicare
185 services · 185 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Evaluation of psychological test, first hour | Treatment | 96130 |
93 |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
92 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other clinical psychologists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other clinical psychologists in Grand Rapids 8
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at Oregon Health Sciences University School of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Oregon Health Sciences University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Evaluation of psychological test, first hour 8
Providers in MI who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.