Marie Gempis, DO
NPI 1861450116 · Family Medicine Physician · Laramie, WY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Gempis, DO is a Family Medicine Physician provider in Laramie, WY (NPI 1861450116).
Provider details
- NPI number
- 1861450116
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 965 (NV)
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
772 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 566 | $88 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 78 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $125 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $162 |
| Initial Preventive Physical Examination; Face-To-Face Visit, Services Limited to New Beneficiary During the First 12 Months of Medicare EnrollmentG0402 | 14 | $161 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 347 | 97 |
| Losartan Potassium | 197 | 62 |
| Atorvastatin Calcium | 189 | 61 |
| Metformin Hcl | 148 | 46 |
| Simvastatin | 137 | 38 |
| Rosuvastatin Calcium | 122 | 41 |
| Lisinopril | 112 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6 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
- 2006-05-03
- Last updated
- 2014-10-22
Frequently asked questions
- What is Marie Gempis's NPI number?
- Marie Gempis's National Provider Identifier (NPI) is 1861450116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Gempis's specialty?
- Marie Gempis is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marie Gempis located?
- Marie Gempis's practice location on file with NPPES is 204 Mccollum St, Laramie, WY 82070-5103.
- What is Marie Gempis's phone number?
- The practice phone number listed in the NPPES registry for Marie Gempis is (307) 460-9497.
- Does Marie Gempis accept Medicare?
- Marie Gempis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Gempis's NPI active?
- Yes — Marie Gempis's NPI (1861450116) is active in the NPPES registry as of the last update on 2014-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.