Andrea Mariani, M.D.
NPI 1124204946 · Gynecologic Oncology Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Gynecological Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrea Mariani, M.D. is a Gynecologic Oncology Physician provider in Rochester, MN (NPI 1124204946).
Provider details
- NPI number
- 1124204946
- Entity type
- Individual
- Primary specialty
- Gynecologic Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 49429 (MN)
Specialties & taxonomies
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
18 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
99 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 28 | $222 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $167 |
| Removal of Uterus, Tubes, And/Or Ovaries Through Abdomen Using an Endoscope, 250.0 G Or Less58571 | 15 | $945 |
| Biopsy and Removal of Lymph Nodes of Abdominal Cavity Using an Endoscope38570 | 14 | $247 |
| Imaging of Lymph Nodes During Surgery38900 | 13 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-10
- Last updated
- 2026-02-27
- Certified
- 2026-02-27
Frequently asked questions
- What is Andrea Mariani's NPI number?
- Andrea Mariani's National Provider Identifier (NPI) is 1124204946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrea Mariani's specialty?
- Andrea Mariani is listed in the NPPES registry with a primary specialty of Gynecologic Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrea Mariani located?
- Andrea Mariani's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Andrea Mariani's phone number?
- The practice phone number listed in the NPPES registry for Andrea Mariani is (507) 284-2511.
- Does Andrea Mariani accept Medicare?
- Andrea Mariani is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrea Mariani's NPI active?
- Yes — Andrea Mariani's NPI (1124204946) is active in the NPPES registry as of the last update on 2026-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.