Eric Zimmerman, MD, PHD
NPI 1871054817 · Psychiatry Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Zimmerman, MD, PHD is a Psychiatry Physician provider in Chicago, IL (NPI 1871054817).
Provider details
- NPI number
- 1871054817
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 036.163021 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
241 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 109 | $100 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 60 | $122 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 35 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 22 | $105 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $68 |
Typical Medicare-allowed amounts for these services range $66–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 93 | — |
| Clonazepam | 92 | 15 |
| Risperidone | 48 | — |
| Aripiprazole | 45 | — |
| Buspirone Hcl | 45 | — |
| Escitalopram Oxalate | 34 | — |
| Lamotrigine | 31 | — |
| Venlafaxine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-30
- Last updated
- 2023-07-24
- Certified
- 2023-07-24
Frequently asked questions
- What is Eric Zimmerman's NPI number?
- Eric Zimmerman's National Provider Identifier (NPI) is 1871054817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Zimmerman's specialty?
- Eric Zimmerman is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Zimmerman located?
- Eric Zimmerman's practice location on file with NPPES is 912 S Wood St Ste 739, Chicago, IL 60612-4300.
- What is Eric Zimmerman's phone number?
- The practice phone number listed in the NPPES registry for Eric Zimmerman is (312) 413-1186.
- Does Eric Zimmerman accept Medicare?
- Eric Zimmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Zimmerman's NPI active?
- Yes — Eric Zimmerman's NPI (1871054817) is active in the NPPES registry as of the last update on 2023-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.