Linda Gemer, MD
NPI 1558318782 · Radiation Oncology Physician · Green Bay, WI
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Gemer, MD is a Radiation Oncology Physician provider in Green Bay, WI (NPI 1558318782).
Provider details
- NPI number
- 1558318782
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25266 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
540 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 127 | $45 |
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 124 | $21 |
| Design and Construction of Complex Radiation Treatment Device77334 | 72 | $61 |
| Calculation of Radiation Therapy Dose77300 | 54 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 42 | $66 |
| Complex Radiation Therapy Planning77263 | 26 | $164 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$777 across 33 records (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
- 2006-05-31
- Last updated
- 2012-06-14
Frequently asked questions
- What is Linda Gemer's NPI number?
- Linda Gemer's National Provider Identifier (NPI) is 1558318782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Gemer's specialty?
- Linda Gemer is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Linda Gemer located?
- Linda Gemer's practice location on file with NPPES is 1277 Hickory Hill Dr, Green Bay, WI 54304-2363.
- What is Linda Gemer's phone number?
- The practice phone number listed in the NPPES registry for Linda Gemer is (920) 621-2354.
- Does Linda Gemer accept Medicare?
- Linda Gemer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Gemer's NPI active?
- Yes — Linda Gemer's NPI (1558318782) is active in the NPPES registry as of the last update on 2012-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.