Derek Berg, DO
NPI 1194896969 · Internal Medicine Physician · Louisville, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Berg, DO is a Internal Medicine Physician provider in Louisville, CO (NPI 1194896969).
Provider details
- NPI number
- 1194896969
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OP00002020 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
838 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 433 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 224 | $116 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 104 | $113 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 77 | $170 |
Typical Medicare-allowed amounts for these services range $77–$170 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 24 | 23 |
| Apixabanbrand: Eliquis | 16 | 14 |
| Ondansetronbrand: Ondansetron Odt | 13 | 13 |
| Pantoprazole Sodium | 13 | 13 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 12 | 11 |
| Furosemide | 12 | 12 |
| Amlodipine Besylate |
Practice location
Mailing address
Additional practice locations (1)
- 1707 Cole Blvd Ste 100Golden, CO 80401-3219Phone: (303) 763-4900
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2025-03-28
- Certified
- 2025-03-28
Frequently asked questions
- What is Derek Berg's NPI number?
- Derek Berg's National Provider Identifier (NPI) is 1194896969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Berg's specialty?
- Derek Berg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Berg located?
- Derek Berg's practice location on file with NPPES is 100 Health Park Dr, Louisville, CO 80027-9583.
- What is Derek Berg's phone number?
- The practice phone number listed in the NPPES registry for Derek Berg is (303) 643-1159.
- Does Derek Berg accept Medicare?
- Derek Berg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Berg's NPI active?
- Yes — Derek Berg's NPI (1194896969) is active in the NPPES registry as of the last update on 2025-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.