Madalyn Stills, DO
NPI 1104386457 · Family Medicine Physician · St Petersburg, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Madalyn Stills, DO is a Family Medicine Physician provider in St Petersburg, FL (NPI 1104386457).
Provider details
- NPI number
- 1104386457
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
902 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 50 Minutes99233 | 336 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 196 | $161 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 186 | $74 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 168 | $106 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 | 16 | $194 |
Typical Medicare-allowed amounts for these services range $74–$194 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 56 | 56 |
| Pantoprazole Sodium | 45 | 39 |
| Atorvastatin Calcium | 35 | 33 |
| Prednisone | 33 | 33 |
| Oxycodone Hcl | 33 | 32 |
| Doxycycline Hyclate | 27 | 27 |
| Potassium Chloride | 18 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$146 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
- 2019-03-22
- Last updated
- 2022-10-28
- Certified
- 2022-10-28
Frequently asked questions
- What is Madalyn Stills's NPI number?
- Madalyn Stills's National Provider Identifier (NPI) is 1104386457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madalyn Stills's specialty?
- Madalyn Stills is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Madalyn Stills located?
- Madalyn Stills's practice location on file with NPPES is 700 6th St S Fl 3, St Petersburg, FL 33701-4815.
- What is Madalyn Stills's phone number?
- The practice phone number listed in the NPPES registry for Madalyn Stills is (727) 893-6116.
- Does Madalyn Stills accept Medicare?
- Madalyn Stills is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Madalyn Stills's NPI active?
- Yes — Madalyn Stills's NPI (1104386457) is active in the NPPES registry as of the last update on 2022-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.