Marina Adrianzen Fonseca, MD
NPI 1790480184 · Internal Medicine Physician · Madison, WI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marina Adrianzen Fonseca, MD is a Internal Medicine Physician provider in Madison, WI (NPI 1790480184).
Provider details
- NPI number
- 1790480184
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 100440-851 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$137 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-04
- Last updated
- 2023-06-14
- Certified
- 2023-06-14
Frequently asked questions
- What is Marina Adrianzen Fonseca's NPI number?
- Marina Adrianzen Fonseca's National Provider Identifier (NPI) is 1790480184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marina Adrianzen Fonseca's specialty?
- Marina Adrianzen Fonseca is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marina Adrianzen Fonseca located?
- Marina Adrianzen Fonseca's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-1465.
- What is Marina Adrianzen Fonseca's phone number?
- The practice phone number listed in the NPPES registry for Marina Adrianzen Fonseca is (608) 263-6400.
- Does Marina Adrianzen Fonseca accept Medicare?
- Marina Adrianzen Fonseca is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marina Adrianzen Fonseca's NPI active?
- Yes — Marina Adrianzen Fonseca's NPI (1790480184) is active in the NPPES registry as of the last update on 2023-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.