Lauren Sonderegger, M.D.
NPI 1891180949 · Family Medicine Physician · Alamosa, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lauren Sonderegger, M.D. is a Family Medicine Physician provider in Alamosa, CO (NPI 1891180949).
Provider details
- NPI number
- 1891180949
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- DR.0061089 (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
11 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
46 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 | 17 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 17 | $117 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 12 | $81 |
Typical Medicare-allowed amounts for these services range $78–$117 (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 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 125 | 38 |
| Omeprazole | 87 | 22 |
| Levothyroxine Sodium | 76 | 18 |
| Dulaglutidebrand: Trulicity | 70 | 15 |
| Gabapentin | 66 | 19 |
| Losartan Potassium | 65 | 16 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 550 16th Ave#100Seattle, WA 98122-5699Phone: (206) 320-2484
Registry dates
- Enumerated
- 2015-04-04
- Last updated
- 2026-04-16
- Certified
- 2026-04-16
Frequently asked questions
- What is Lauren Sonderegger's NPI number?
- Lauren Sonderegger's National Provider Identifier (NPI) is 1891180949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Sonderegger's specialty?
- Lauren Sonderegger is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lauren Sonderegger located?
- Lauren Sonderegger's practice location on file with NPPES is 2265 Lava Ln, Alamosa, CO 81101-3578.
- What is Lauren Sonderegger's phone number?
- The practice phone number listed in the NPPES registry for Lauren Sonderegger is (719) 589-5795.
- Does Lauren Sonderegger accept Medicare?
- Lauren Sonderegger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lauren Sonderegger's NPI active?
- Yes — Lauren Sonderegger's NPI (1891180949) is active in the NPPES registry as of the last update on 2026-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.