Leah Madsen, MD
NPI 1578501540 · Family Medicine Physician · Greenville, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leah Madsen, MD is a Family Medicine Physician provider in Greenville, TX (NPI 1578501540).
Provider details
- NPI number
- 1578501540
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- K5343 (TX)
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
2,364 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,833 | $9 |
| Urinalysis, Manual Test81002 | 105 | $3 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 86 | $16 |
| Blood Test, Clotting Time85610 | 85 | $4 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 53 | $35 |
| Automated Urinalysis Test81003 | 50 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 137 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 878 | 276 |
| Atorvastatin Calcium | 779 | 258 |
| Rosuvastatin Calcium | 608 | 200 |
| Losartan Potassium | 489 | 164 |
| Amlodipine Besylate | 484 | 158 |
| Omeprazole | 414 | 146 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$112 across 6 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
- 2006-06-03
- Last updated
- 2022-11-18
- Certified
- 2022-11-18
Frequently asked questions
- What is Leah Madsen's NPI number?
- Leah Madsen's National Provider Identifier (NPI) is 1578501540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Madsen's specialty?
- Leah Madsen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leah Madsen located?
- Leah Madsen's practice location on file with NPPES is 4211 Joe Ramsey Blvd E, Greenville, TX 75401-7852.
- What is Leah Madsen's phone number?
- The practice phone number listed in the NPPES registry for Leah Madsen is (903) 408-7750.
- Does Leah Madsen accept Medicare?
- Leah Madsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leah Madsen's NPI active?
- Yes — Leah Madsen's NPI (1578501540) is active in the NPPES registry as of the last update on 2022-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.