Brennan Schiller
NPI 1154810646 · Psychiatry Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brennan Schiller is a Psychiatry Physician provider in Grand Rapids, MI (NPI 1154810646).
Provider details
- NPI number
- 1154810646
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 4301509680 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Gabapentin | 34 |
| Mirtazapine | 32 |
| Aripiprazole | 28 |
| Duloxetine Hcl | 28 |
| Trazodone Hcl | 23 |
| Buspirone Hcl | 19 |
| Bupropion Hclbrand: Bupropion Xl | 16 |
| Fluoxetine Hcl | 16 |
| Lamotrigine | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-09
- Last updated
- 2023-11-20
- Certified
- 2023-11-20
Frequently asked questions
- What is Brennan Schiller's NPI number?
- Brennan Schiller's National Provider Identifier (NPI) is 1154810646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brennan Schiller's specialty?
- Brennan Schiller is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Brennan Schiller located?
- Brennan Schiller's practice location on file with NPPES is 300 68th St Se, Grand Rapids, MI 49548-6927.
- What is Brennan Schiller's phone number?
- The practice phone number listed in the NPPES registry for Brennan Schiller is (616) 455-5000.
- Does Brennan Schiller accept Medicare?
- Brennan Schiller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brennan Schiller's NPI active?
- Yes — Brennan Schiller's NPI (1154810646) is active in the NPPES registry as of the last update on 2023-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.