Charles Gerk, M.D.
NPI 1194992768 · Family Medicine Physician · Sterling, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Gerk, M.D. is a Family Medicine Physician provider in Sterling, CO (NPI 1194992768).
Provider details
- NPI number
- 1194992768
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 50154 (CO)
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
18 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
1,864 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 444 | $129 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 337 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 209 | $130 |
| 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 | 161 | $16 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 137 | $19 |
| Hemoglobin A1c Level83036 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 195 | 38 |
| Atorvastatin Calcium | 179 | 48 |
| Omeprazole | 121 | 38 |
| Losartan Potassium | 119 | 33 |
| Furosemide | 116 | 16 |
| Potassium Chloride | 115 | 19 |
| Rosuvastatin Calcium | 97 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$233 across 13 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
- 2008-05-13
- Last updated
- 2012-09-06
Frequently asked questions
- What is Charles Gerk's NPI number?
- Charles Gerk's National Provider Identifier (NPI) is 1194992768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Gerk's specialty?
- Charles Gerk is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Gerk located?
- Charles Gerk's practice location on file with NPPES is 1405 S 8th Ave, Sterling, CO 80751-4563.
- What is Charles Gerk's phone number?
- The practice phone number listed in the NPPES registry for Charles Gerk is (970) 522-3304.
- Does Charles Gerk accept Medicare?
- Charles Gerk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Gerk's NPI active?
- Yes — Charles Gerk's NPI (1194992768) is active in the NPPES registry as of the last update on 2012-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.