2026 NPPES data Medical Physician Assistant NPI 1821113119 P.A.-C.
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CHARLES BARRET, P.A.-C.

Medical Physician Assistant in SHELTON, Washington. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
20
Medicare Part D claims · Medical Physician Assistant avg: 1K
What the federal data reveals: CHARLES BARRET, P.A.-C. is a Medical Physician Assistant ([object Object]) practicing in SHELTON, Washington with a Medicare Part D prescribing footprint of 20 claims .

What stands out: CHARLES BARRET, P.A.-C. filed 20 Medicare Part D claims in 2023 across SHELTON, Washington. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

CHARLES BARRET, P.A.-C. at a glance

Quality data not reported

NPI registry status

Active

Issued 03/19/2007

NPI 1821113119

Primary specialty

Medical Physician Assistant

Mid-sized

40,527 US NPIs in this specialty

Medicare Part D claims

20 98% vs specialty avg

2023 prescription claims

Specialty avg: 1,077

Specialty distribution in Washington

How Medical Physician Assistant compares to other specialties among Washington providers

Washington providers

Medical Physician Assistant share within Washington

1. Medical Physician Assistant42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Medical Physician Assistant share within Washington

Specialty board-certification context

Estimated specialty board-certified rate — Medical Physician Assistant (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Medical Physician Assistant ABMS/AOA estimate

Est. board-certified rate (Medical Physician Assistant) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Medical Physician Assistant) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

CHARLES BARRET, P.A.-C. is a Medical Physician Assistant provider practicing in SHELTON, Washington, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: P.A.-C.. NPI: 1821113119. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

CHARLES BARRET, P.A.-C. appears in the CMS NPPES registry as a Medical Physician Assistant provider holding P.A.-C. credentials at 90 SE KLAH CHE MIN DR, SHELTON, WA, 98584, with a listed phone of (360) 427-9006. NPI 1821113119 was issued on 03/19/2007. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what BARRET most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 20 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $232 in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Medical Physician Assistant is a mid-sized specialty nationwide, with 40,527 enrolled providers across 55 states and an average of 1,077 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

90 SE KLAH CHE MIN DR
SHELTON, WA 98584

Provider Details

NPI 1821113119
Specialty Medical Physician Assistant
Credentials P.A.-C.
Gender Male
NPI Issued 03/19/2007

License & disciplinary context — Washington WMC 2023 annual report

Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~34K Washington medical licensees in 2023 — they are NOT specific to CHARLES BARRET, P.A.-C.. To verify CHARLES BARRET, P.A.-C.'s current license status, search the WMC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

88
Total board actions, Washington 2023
Across 85 cases
2.59
Actions per 1,000 licensees
Washington statewide rate
probation
Most common action type
31 cases

WMC publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Washington disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

20
Total Claims
$232
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
38
Total Day Supply
1,134
Generic Drug Cost
$179

Patient Demographics

Average Patient Age
70.8 years
Avg HCC Risk Score
0.66

Medical Physician Assistant Overview

How CHARLES BARRET, P.A.-C. fits within the Medical Physician Assistant landscape nationally.

40,527
Medical Physician Assistant Providers in US
55
States with Medical Physician Assistant
1,077
Avg Claims per Provider

CHARLES BARRET, P.A.-C.'s 20 claims are below the specialty average of 1,077.

Nearby Medical Physician Assistant Providers in Washington

Other clinicians with the same primary specialty enrolled in Washington, drawn from the same CMS NPPES roster as BARRET.

Compare Medical Physician Assistant nationally: see state-by-state distribution →

Frequently Asked Questions

What is CHARLES BARRET, P.A.-C.'s specialty?
CHARLES BARRET, P.A.-C. specializes in Medical Physician Assistant and practices in SHELTON, Washington. Credentials: P.A.-C..
How much does CHARLES BARRET, P.A.-C. prescribe under Medicare Part D?
In 2023, CHARLES BARRET, P.A.-C. wrote 20 Medicare Part D claims totaling $232 in drug costs for N/A beneficiaries.
Where is CHARLES BARRET, P.A.-C. located?
CHARLES BARRET, P.A.-C. is located at 90 SE KLAH CHE MIN DR, SHELTON, WA, 98584. Phone: (360) 427-9006.
What is CHARLES BARRET, P.A.-C.'s NPI number?
CHARLES BARRET, P.A.-C.'s National Provider Identifier (NPI) is 1821113119, issued on 03/19/2007.
How many Medical Physician Assistant providers are there in the US?
There are 40,527 Medical Physician Assistant providers across 55 states in the US. The average Medical Physician Assistant provider writes 1,077 Medicare Part D claims per year.
Does CHARLES BARRET, P.A.-C. accept Medicare?
CHARLES BARRET, P.A.-C. appears in CMS Medicare data with 20 Part D claims and N/A Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify CHARLES BARRET, P.A.-C.'s credentials?
CHARLES BARRET, P.A.-C.'s NPI is 1821113119 with credentials P.A.-C.. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology