Dana Christiansen, MD
NPI 1679571103 · Internal Medicine Physician · Greeley, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dana Christiansen, MD is a Internal Medicine Physician provider in Greeley, CO (NPI 1679571103).
Provider details
- NPI number
- 1679571103
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35934 (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
20 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
1,757 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 | 798 | $76 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 367 | $47 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 171 | $71 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 101 | $110 |
| Administration of Influenza Virus VaccineG0008 | 85 | $33 |
| Anticoagulant Management of Patient Taking Warfarin93793 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 167 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 963 | 252 |
| Atorvastatin Calcium | 832 | 236 |
| Lisinopril | 586 | 166 |
| Losartan Potassium | 467 | 135 |
| Omeprazole | 466 | 137 |
| Amlodipine Besylate | 458 | 136 |
| Simvastatin | 336 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
- 2005-07-08
- Last updated
- 2021-11-01
- Certified
- 2021-11-01
Frequently asked questions
- What is Dana Christiansen's NPI number?
- Dana Christiansen's National Provider Identifier (NPI) is 1679571103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dana Christiansen's specialty?
- Dana Christiansen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dana Christiansen located?
- Dana Christiansen's practice location on file with NPPES is 6767 W 29th Street, Greeley, CO 80634-5474.
- What is Dana Christiansen's phone number?
- The practice phone number listed in the NPPES registry for Dana Christiansen is (970) 652-2433.
- Does Dana Christiansen accept Medicare?
- Dana Christiansen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dana Christiansen's NPI active?
- Yes — Dana Christiansen's NPI (1679571103) is active in the NPPES registry as of the last update on 2021-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.