Marcus Foos, MD
NPI 1568565661 · Internal Medicine Physician · Metairie, LA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcus Foos, MD is a Internal Medicine Physician provider in Metairie, LA (NPI 1568565661).
Provider details
- NPI number
- 1568565661
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 068410 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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 tenure38% of score
19 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 · 137 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 458 | 165 |
| Losartan Potassium | 396 | 122 |
| Metformin Hcl | 360 | 129 |
| Rosuvastatin Calcium | 336 | 132 |
| Atorvastatin Calcium | 330 | 126 |
| Hydrochlorothiazide | 251 | 98 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2023-05-02
- Certified
- 2023-05-02
Frequently asked questions
- What is Marcus Foos's NPI number?
- Marcus Foos's National Provider Identifier (NPI) is 1568565661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcus Foos's specialty?
- Marcus Foos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marcus Foos located?
- Marcus Foos's practice location on file with NPPES is 3530 Houma Blvd Ste 300, Metairie, LA 70006-4203.
- What is Marcus Foos's phone number?
- The practice phone number listed in the NPPES registry for Marcus Foos is (504) 264-5142.
- Does Marcus Foos accept Medicare?
- Marcus Foos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcus Foos's NPI active?
- Yes — Marcus Foos's NPI (1568565661) is active in the NPPES registry as of the last update on 2023-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.