Larissa Sanger, M.D.
NPI 1518287457 · Family Medicine Physician · Billings, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larissa Sanger, M.D. is a Family Medicine Physician provider in Billings, MT (NPI 1518287457).
Provider details
- NPI number
- 1518287457
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 9681 (SD)
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
16 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
192 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 43 | $107 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 41 | $77 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 33 | $63 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 32 | $73 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 24 | $80 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 138 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 256 | 45 |
| Furosemide | 233 | 37 |
| Atorvastatin Calcium | 205 | 47 |
| Metoprolol Succinate | 153 | 31 |
| Gabapentin | 152 | 35 |
| Losartan Potassium | 145 | 29 |
| Sertraline Hcl | 129 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$51 across 3 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
- 2010-06-02
- Last updated
- 2015-10-12
Frequently asked questions
- What is Larissa Sanger's NPI number?
- Larissa Sanger's National Provider Identifier (NPI) is 1518287457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larissa Sanger's specialty?
- Larissa Sanger is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Larissa Sanger located?
- Larissa Sanger's practice location on file with NPPES is 123 S 27th St, Billings, MT 59101-4200.
- What is Larissa Sanger's phone number?
- The practice phone number listed in the NPPES registry for Larissa Sanger is (406) 247-3350.
- Does Larissa Sanger accept Medicare?
- Larissa Sanger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larissa Sanger's NPI active?
- Yes — Larissa Sanger's NPI (1518287457) is active in the NPPES registry as of the last update on 2015-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.