Douglas Mcfadden, MD
NPI 1689601981 · Internal Medicine Physician · Tampa, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Mcfadden, MD is a Internal Medicine Physician provider in Tampa, FL (NPI 1689601981).
Provider details
- NPI number
- 1689601981
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0071029 (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
19 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
1,851 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 | 397 | $125 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 334 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 326 | $88 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 230 | $126 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 132 | $77 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 336 | 105 |
| Rosuvastatin Calcium | 161 | 53 |
| Levothyroxine Sodium | 156 | 50 |
| Amlodipine Besylate | 126 | 41 |
| Losartan Potassium | 122 | 40 |
| Alprazolam | 115 | 32 |
| Meloxicam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$465 across 29 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
- 2006-06-26
- Last updated
- 2022-08-18
- Certified
- 2022-08-18
Frequently asked questions
- What is Douglas Mcfadden's NPI number?
- Douglas Mcfadden's National Provider Identifier (NPI) is 1689601981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Mcfadden's specialty?
- Douglas Mcfadden is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Mcfadden located?
- Douglas Mcfadden's practice location on file with NPPES is 2727 W Dr Martin Luther King Jr Blvd Ste 500, Tampa, FL 33607-6000.
- What is Douglas Mcfadden's phone number?
- The practice phone number listed in the NPPES registry for Douglas Mcfadden is (813) 769-4875.
- Does Douglas Mcfadden accept Medicare?
- Douglas Mcfadden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Mcfadden's NPI active?
- Yes — Douglas Mcfadden's NPI (1689601981) is active in the NPPES registry as of the last update on 2022-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.