James Vanharen, MD
NPI 1114901840 · Psychiatry Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Vanharen, MD is a Psychiatry Physician provider in Grand Rapids, MI (NPI 1114901840).
Provider details
- NPI number
- 1114901840
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301054556 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 52 |
| Clonazepam | 47 |
| Lamotrigine | 45 |
| Duloxetine Hcl | 44 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 40 |
| Buspirone Hcl | 39 |
| Trazodone Hcl | 35 |
| Bupropion Hclbrand: Bupropion Xl | 33 |
| Sertraline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$113 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1055 Medical Park Dr SeGrand Rapids, MI 49546-3671Phone: (616) 942-9610
Registry dates
- Enumerated
- 2005-12-06
- Last updated
- 2022-06-13
- Certified
- 2022-06-13
Frequently asked questions
- What is James Vanharen's NPI number?
- James Vanharen's National Provider Identifier (NPI) is 1114901840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Vanharen's specialty?
- James Vanharen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is James Vanharen located?
- James Vanharen's practice location on file with NPPES is 2716 E Paris Ave Se, Grand Rapids, MI 49546-6139.
- What is James Vanharen's phone number?
- The practice phone number listed in the NPPES registry for James Vanharen is (616) 975-0700.
- Does James Vanharen accept Medicare?
- James Vanharen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Vanharen's NPI active?
- Yes — James Vanharen's NPI (1114901840) is active in the NPPES registry as of the last update on 2022-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.