Marisa Ruehlmann, MD
NPI 1649857608 · Psychiatry Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marisa Ruehlmann, MD is a Psychiatry Physician provider in Chicago, IL (NPI 1649857608).
Provider details
- NPI number
- 1649857608
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036169427 (IL)
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
5 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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 99 | 16 |
| Quetiapine Fumarate | 75 | — |
| Sertraline Hcl | 57 | 11 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 53 | — |
| Buspirone Hcl | 50 | 11 |
| Divalproex Sodium | 47 | — |
| Lorazepam | 45 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-25
- Last updated
- 2026-05-04
- Certified
- 2026-05-04
Frequently asked questions
- What is Marisa Ruehlmann's NPI number?
- Marisa Ruehlmann's National Provider Identifier (NPI) is 1649857608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marisa Ruehlmann's specialty?
- Marisa Ruehlmann is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Marisa Ruehlmann located?
- Marisa Ruehlmann's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is Marisa Ruehlmann's phone number?
- The practice phone number listed in the NPPES registry for Marisa Ruehlmann is (312) 227-4000.
- Does Marisa Ruehlmann accept Medicare?
- Marisa Ruehlmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marisa Ruehlmann's NPI active?
- Yes — Marisa Ruehlmann's NPI (1649857608) is active in the NPPES registry as of the last update on 2026-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.