Marcia Washington, APRN
NPI 1558595934 · Psychiatric/Mental Health Nurse Practitioner · Forest Park, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcia Washington, APRN is a Psychiatric/Mental Health Nurse Practitioner provider in Forest Park, IL (NPI 1558595934).
Provider details
- NPI number
- 1558595934
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 038011393 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Chiropractic Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
282 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 152 | $60 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 115 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 15 | $124 |
Typical Medicare-allowed amounts for these services range $60–$124 (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 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 391 | 55 |
| Clonazepam | 309 | 44 |
| Lorazepam | 259 | 41 |
| Duloxetine Hcl | 203 | 41 |
| Trazodone Hcl | 189 | 47 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 156 | 28 |
| Quetiapine Fumarate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-13
- Last updated
- 2025-02-21
- Certified
- 2025-02-21
Frequently asked questions
- What is Marcia Washington's NPI number?
- Marcia Washington's National Provider Identifier (NPI) is 1558595934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Washington's specialty?
- Marcia Washington is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marcia Washington located?
- Marcia Washington's practice location on file with NPPES is 417 Des Plaines Ave Unit 196, Forest Park, IL 60130-4411.
- What is Marcia Washington's phone number?
- The practice phone number listed in the NPPES registry for Marcia Washington is (630) 886-6832.
- Does Marcia Washington accept Medicare?
- Marcia Washington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcia Washington's NPI active?
- Yes — Marcia Washington's NPI (1558595934) is active in the NPPES registry as of the last update on 2025-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.