Stephen Marcoux, M.D.
NPI 1467862144 · Psychiatry Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Marcoux, M.D. is a Psychiatry Physician provider in Chicago, IL (NPI 1467862144).
Provider details
- NPI number
- 1467862144
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036.159958 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
121 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 | 70 | $100 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 30 | $136 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 21 | $174 |
Typical Medicare-allowed amounts for these services range $100–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buspirone Hcl | 43 | — |
| Escitalopram Oxalate | 30 | — |
| Trazodone Hcl | 29 | — |
| Duloxetine Hcl | 27 | — |
| Hydroxyzine Hcl | 26 | 12 |
| Bupropion Hclbrand: Bupropion Xl | 22 | — |
| Clonazepam | 16 |
Practice location
Mailing address
Additional practice locations (2)
- 340 Magnolia CirTyndall Afb, FL 32403Phone: (850) 283-7511
- 2200 Bergquist DrSuite 1Jbsa Lackland, TX 78236-9907Phone: (480) 229-0159
Registry dates
- Enumerated
- 2014-05-02
- Last updated
- 2022-05-15
- Certified
- 2022-05-14
Frequently asked questions
- What is Stephen Marcoux's NPI number?
- Stephen Marcoux's National Provider Identifier (NPI) is 1467862144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Marcoux's specialty?
- Stephen Marcoux is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Marcoux located?
- Stephen Marcoux's practice location on file with NPPES is 5841 S Maryland Ave # Mc3077, Chicago, IL 60637-1443.
- What is Stephen Marcoux's phone number?
- The practice phone number listed in the NPPES registry for Stephen Marcoux is (773) 702-3858.
- Does Stephen Marcoux accept Medicare?
- Stephen Marcoux is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Marcoux's NPI active?
- Yes — Stephen Marcoux's NPI (1467862144) is active in the NPPES registry as of the last update on 2022-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.