Frank Ernst, MD
NPI 1134340482 · Internal Medicine Physician · Parker, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Ernst, MD is a Internal Medicine Physician provider in Parker, CO (NPI 1134340482).
Provider details
- NPI number
- 1134340482
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 30445 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,077 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,451 | $111 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 236 | $188 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 208 | $51 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 94 | $159 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 33 | $57 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 156 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 863 | 150 |
| Apixabanbrand: Eliquis | 849 | 80 |
| Levothyroxine Sodium | 441 | 77 |
| Amlodipine Besylate | 374 | 64 |
| Gabapentin | 314 | 71 |
| Metformin Hcl | 267 | 54 |
| Furosemide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-02
- Last updated
- 2021-08-19
- Certified
- 2021-08-19
Frequently asked questions
- What is Frank Ernst's NPI number?
- Frank Ernst's National Provider Identifier (NPI) is 1134340482, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Ernst's specialty?
- Frank Ernst is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Frank Ernst located?
- Frank Ernst's practice location on file with NPPES is 12230 Lioness Way, Parker, CO 80134.
- What is Frank Ernst's phone number?
- The practice phone number listed in the NPPES registry for Frank Ernst is (720) 644-9355.
- Does Frank Ernst accept Medicare?
- Frank Ernst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Ernst's NPI active?
- Yes — Frank Ernst's NPI (1134340482) is active in the NPPES registry as of the last update on 2021-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.