Charles Anderegg, PAC
NPI 1124056437 · Surgical Physician Assistant · Shelton, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Anderegg, PAC is a Surgical Physician Assistant provider in Shelton, WA (NPI 1124056437).
Provider details
- NPI number
- 1124056437
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Male
- Sole proprietor
- No
- License
- MA052594 (PA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
109 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $111 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 18 | $63 |
| X-Ray of Knee, 4 Or More Views73564 | 17 | $42 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $144 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 14 | $79 |
| X-Ray of Hip, 2-3 Views73502 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 153 | 83 |
| Celecoxib | 50 | 39 |
| Oxycodone Hcl | 45 | 39 |
| Ondansetronbrand: Ondansetron Odt | 35 | 32 |
| Diclofenac Sodium | 27 | 21 |
| Methylprednisolone | 18 | 18 |
| Gabapentin | 13 | 11 |
| Cefadroxil | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$216 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
- 2006-06-28
- Last updated
- 2020-11-16
- Certified
- 2020-11-16
Frequently asked questions
- What is Charles Anderegg's NPI number?
- Charles Anderegg's National Provider Identifier (NPI) is 1124056437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Anderegg's specialty?
- Charles Anderegg is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charles Anderegg located?
- Charles Anderegg's practice location on file with NPPES is 1701 N 13th St Ste a, Shelton, WA 98584-2077.
- What is Charles Anderegg's phone number?
- The practice phone number listed in the NPPES registry for Charles Anderegg is (360) 426-2653.
- Does Charles Anderegg accept Medicare?
- Charles Anderegg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Anderegg's NPI active?
- Yes — Charles Anderegg's NPI (1124056437) is active in the NPPES registry as of the last update on 2020-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.