Erin Lotharius, PA-C
NPI 1649467515 · Medical Physician Assistant · Fredericksburg, VA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Lotharius, PA-C is a Medical Physician Assistant provider in Fredericksburg, VA (NPI 1649467515).
Provider details
- NPI number
- 1649467515
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0110003460 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
1,104 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 192 | $75 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 131 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $104 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 122 | $8 |
| X-Ray of Chest, 2 Views71046 | 84 | $9 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 75 | 70 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 60 | 58 |
| Prednisone | 43 | 39 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 37 | 26 |
| Atorvastatin Calcium | 32 | 19 |
| Levothyroxine Sodium | 29 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-25
- Last updated
- 2022-02-17
- Certified
- 2022-02-17
Frequently asked questions
- What is Erin Lotharius's NPI number?
- Erin Lotharius's National Provider Identifier (NPI) is 1649467515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Lotharius's specialty?
- Erin Lotharius is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Lotharius located?
- Erin Lotharius's practice location on file with NPPES is 3031 Plank Rd, Fredericksburg, VA 22401-4951.
- What is Erin Lotharius's phone number?
- The practice phone number listed in the NPPES registry for Erin Lotharius is (540) 736-5043.
- Does Erin Lotharius accept Medicare?
- Erin Lotharius is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Lotharius's NPI active?
- Yes — Erin Lotharius's NPI (1649467515) is active in the NPPES registry as of the last update on 2022-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.