Michael Siedlecki, MD
NPI 1205811361 · Nephrology Physician · St Petersburg, FL
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Siedlecki, MD is a Nephrology Physician provider in St Petersburg, FL (NPI 1205811361).
Provider details
- NPI number
- 1205811361
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME40222 (FL)
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
995 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 345 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 220 | $125 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 126 | $169 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 121 | $116 |
| Hemodialysis Procedure With Physician Evaluation90935 | 57 | $69 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 142 | 31 |
| Losartan Potassium | 133 | 47 |
| Sevelamer Carbonate | 100 | 33 |
| Amlodipine Besylate | 82 | 31 |
| Finerenonebrand: Kerendia | 73 | 17 |
| Empagliflozinbrand: Jardiance | 64 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$506 across 5 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
- 2005-12-13
- Last updated
- 2007-10-26
Frequently asked questions
- What is Michael Siedlecki's NPI number?
- Michael Siedlecki's National Provider Identifier (NPI) is 1205811361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Siedlecki's specialty?
- Michael Siedlecki is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Siedlecki located?
- Michael Siedlecki's practice location on file with NPPES is 1201 5th Ave N, St Petersburg, FL 33705-1457.
- What is Michael Siedlecki's phone number?
- The practice phone number listed in the NPPES registry for Michael Siedlecki is (727) 821-2388.
- Does Michael Siedlecki accept Medicare?
- Michael Siedlecki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Siedlecki's NPI active?
- Yes — Michael Siedlecki's NPI (1205811361) is active in the NPPES registry as of the last update on 2007-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.