Michael Warner, MD
NPI 1437266137 · Family Medicine Physician · West Chester, PA
Michael Warner, MD is a Family Medicine Physician provider in West Chester, PA (NPI 1437266137).
Provider details
- NPI number
- 1437266137
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD042357L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Oxycodone Hcl | 27 |
| Levothyroxine Sodium | 19 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 14 |
| Zolpidem Tartrate | 12 |
| Armodafinil | 11 |
| Celecoxib | 11 |
| Cyclobenzaprine Hcl | 11 |
| Gabapentin | 11 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 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
- 2006-08-25
- Last updated
- 2011-11-14
Frequently asked questions
- What is Michael Warner's NPI number?
- Michael Warner's National Provider Identifier (NPI) is 1437266137, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Warner's specialty?
- Michael Warner is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Warner located?
- Michael Warner's practice location on file with NPPES is 1601 Mcdaniel Dr, West Chester, PA 19380-7030.
- What is Michael Warner's phone number?
- The practice phone number listed in the NPPES registry for Michael Warner is (484) 905-8000.
- Is Michael Warner's NPI active?
- Yes — Michael Warner's NPI (1437266137) is active in the NPPES registry as of the last update on 2011-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.