Marissa Jama, DO
NPI 1962146258 · Internal Medicine Physician · St Charles, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Jama, DO is a Internal Medicine Physician provider in St Charles, IL (NPI 1962146258).
Provider details
- NPI number
- 1962146258
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 036176435 (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
4 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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 76 | 25 |
| Gabapentin | 48 | 14 |
| Metformin Hclbrand: Metformin Hcl Er | 43 | — |
| Amlodipine Besylate | 37 | 14 |
| Duloxetine Hcl | 35 | — |
| Metoprolol Succinate | 33 | — |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-04-23
- Last updated
- 2025-08-18
- Certified
- 2025-08-18
Frequently asked questions
- What is Marissa Jama's NPI number?
- Marissa Jama's National Provider Identifier (NPI) is 1962146258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Jama's specialty?
- Marissa Jama is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Jama located?
- Marissa Jama's practice location on file with NPPES is 2900 Foxfield Rd Ste 307, St Charles, IL 60174-5799.
- What is Marissa Jama's phone number?
- The practice phone number listed in the NPPES registry for Marissa Jama is (630) 208-3200.
- Does Marissa Jama accept Medicare?
- Marissa Jama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Jama's NPI active?
- Yes — Marissa Jama's NPI (1962146258) is active in the NPPES registry as of the last update on 2025-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.