Larissa Gray, PA-C
NPI 1083344758 · Physician Assistant · Casper, WY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larissa Gray, PA-C is a Physician Assistant provider in Casper, WY (NPI 1083344758).
Provider details
- NPI number
- 1083344758
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA1038 (WY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
198 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) |
|---|---|---|
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 39 | $10 |
| Assessment of Emotional Or Behavioral Problems96127 | 33 | $5 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 26 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 25 | $16 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 23 | $13 |
| Hemoglobin A1c Level83036 | 19 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 110 | 35 |
| Levothyroxine Sodium | 108 | 26 |
| Lisinopril | 105 | 32 |
| Amlodipine Besylate | 81 | 20 |
| Gabapentin | 73 | 24 |
| Furosemide | 70 | 19 |
| Pantoprazole Sodium | 57 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-14
- Last updated
- 2023-02-25
- Certified
- 2023-02-25
Frequently asked questions
- What is Larissa Gray's NPI number?
- Larissa Gray's National Provider Identifier (NPI) is 1083344758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larissa Gray's specialty?
- Larissa Gray is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Larissa Gray located?
- Larissa Gray's practice location on file with NPPES is 1522 E a St, Casper, WY 82601-2254.
- What is Larissa Gray's phone number?
- The practice phone number listed in the NPPES registry for Larissa Gray is (307) 234-6161.
- Does Larissa Gray accept Medicare?
- Larissa Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larissa Gray's NPI active?
- Yes — Larissa Gray's NPI (1083344758) is active in the NPPES registry as of the last update on 2023-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.