Anna Cosyleon, MD
NPI 1659401404 · Internal Medicine Physician · Centennial, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Cosyleon, MD is a Internal Medicine Physician provider in Centennial, CO (NPI 1659401404).
Provider details
- NPI number
- 1659401404
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 40577 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 130 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 765 | 237 |
| Levothyroxine Sodium | 725 | 207 |
| Lisinopril | 431 | 134 |
| Omeprazole | 382 | 144 |
| Simvastatin | 380 | 113 |
| Losartan Potassium | 372 | 119 |
| Amlodipine Besylate | 371 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-07
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Anna Cosyleon's NPI number?
- Anna Cosyleon's National Provider Identifier (NPI) is 1659401404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Cosyleon's specialty?
- Anna Cosyleon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Cosyleon located?
- Anna Cosyleon's practice location on file with NPPES is 5555 E Arapahoe Rd, Centennial, CO 80122-2312.
- What is Anna Cosyleon's phone number?
- The practice phone number listed in the NPPES registry for Anna Cosyleon is (303) 338-4545.
- Does Anna Cosyleon accept Medicare?
- Anna Cosyleon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Cosyleon's NPI active?
- Yes — Anna Cosyleon's NPI (1659401404) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.