Katja Felsinger, M.D.
NPI 1609839505 · Endocrinology, Diabetes & Metabolism Physician · Melbourne, FL
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katja Felsinger, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Melbourne, FL (NPI 1609839505).
Provider details
- NPI number
- 1609839505
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 20602 (WV)
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 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
889 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 598 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $87 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 65 | $33 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 50 | $164 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 34 | $109 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 731 | 185 |
| Levothyroxine Sodium | 658 | 188 |
| Rosuvastatin Calcium | 513 | 181 |
| Metformin Hcl | 444 | 137 |
| Atorvastatin Calcium | 372 | 125 |
| Empagliflozinbrand: Jardiance | 296 | 87 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$530 across 30 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
- 2006-04-11
- Last updated
- 2021-12-10
- Certified
- 2021-12-10
Frequently asked questions
- What is Katja Felsinger's NPI number?
- Katja Felsinger's National Provider Identifier (NPI) is 1609839505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katja Felsinger's specialty?
- Katja Felsinger is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Katja Felsinger located?
- Katja Felsinger's practice location on file with NPPES is 1344 S Apollo Blvd Ste 2a, Melbourne, FL 32901-3183.
- What is Katja Felsinger's phone number?
- The practice phone number listed in the NPPES registry for Katja Felsinger is (321) 727-2990.
- Does Katja Felsinger accept Medicare?
- Katja Felsinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katja Felsinger's NPI active?
- Yes — Katja Felsinger's NPI (1609839505) is active in the NPPES registry as of the last update on 2021-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.