Mark Earnest, MD
NPI 1700976487 · Internal Medicine Physician · Aurora, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Earnest, MD is a Internal Medicine Physician provider in Aurora, CO (NPI 1700976487).
Provider details
- NPI number
- 1700976487
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 31868 (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
320 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 136 | $64 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 73 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $48 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 38 | $86 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $57 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 147 | 44 |
| Amlodipine Besylate | 85 | 25 |
| Lisinopril | 73 | 21 |
| Losartan Potassium | 61 | 18 |
| Levothyroxine Sodium | 54 | 16 |
| Gabapentin | 48 | 11 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2012-11-29
Frequently asked questions
- What is Mark Earnest's NPI number?
- Mark Earnest's National Provider Identifier (NPI) is 1700976487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Earnest's specialty?
- Mark Earnest is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Earnest located?
- Mark Earnest's practice location on file with NPPES is 12605 E 16th Ave, Aurora, CO 80045-2545.
- What is Mark Earnest's phone number?
- The practice phone number listed in the NPPES registry for Mark Earnest is (720) 848-0000.
- Does Mark Earnest accept Medicare?
- Mark Earnest is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Earnest's NPI active?
- Yes — Mark Earnest's NPI (1700976487) is active in the NPPES registry as of the last update on 2012-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.