2026 NPPES data Psychiatry Physician NPI 1013470079 DO
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WEI SHAWN IGNATIUS ANG, DO

Psychiatry Physician in SEATTLE, 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
26
Medicare Part D claims · Psychiatry Physician avg: 1K
What the federal data reveals: WEI SHAWN IGNATIUS ANG, DO is a Psychiatry Physician ([object Object]) practicing in SEATTLE, Washington with a Medicare Part D prescribing footprint of 26 claims .

What stands out: WEI SHAWN IGNATIUS ANG, DO filed 26 Medicare Part D claims in 2023 across SEATTLE, Washington. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

WEI SHAWN IGNATIUS ANG, DO practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

WEI SHAWN IGNATIUS ANG, DO at a glance

Quality data not reported

NPI registry status

Active

Issued 04/08/2019

NPI 1013470079

Primary specialty

Psychiatry Physician

High-volume

53,104 US NPIs in this specialty

Medicare Part D claims

26 97% vs specialty avg

2023 prescription claims

Specialty avg: 1,038

Specialty distribution in Washington

How Psychiatry Physician compares to other specialties among Washington providers

Washington providers

Psychiatry Physician share within Washington

1. Psychiatry Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Psychiatry Physician share within Washington

Specialty board-certification context

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

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

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

0%100%78%
Est. board-certified rate (Psychiatry Physician) — 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).

WEI SHAWN IGNATIUS ANG, DO is a Psychiatry Physician provider practicing in SEATTLE, Washington, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: DO. NPI: 1013470079. 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.

WEI SHAWN IGNATIUS ANG, DO appears in the CMS NPPES registry as a Psychiatry Physician provider holding DO credentials at 9709 3RD AVE NE, SEATTLE, WA, 98115, with a listed phone of (206) 329-1760. NPI 1013470079 was issued on 04/08/2019. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what ANG 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 26 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $552 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.

Psychiatry Physician is a high-volume specialty nationwide, with 53,104 enrolled providers across 56 states and an average of 1,038 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

9709 3RD AVE NE
SEATTLE, WA 98115

Provider Details

NPI 1013470079
Specialty Psychiatry Physician
Credentials DO
Gender Male
NPI Issued 04/08/2019

Hospital and facility affiliations

Facilities where WEI SHAWN IGNATIUS ANG, DO bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

OPTUM CARE WASHINGTON PLLC
EVERETT, WA

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

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 WEI SHAWN IGNATIUS ANG, DO. To verify WEI SHAWN IGNATIUS ANG, DO'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.

26
Total Claims
$552
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
56
Total Day Supply
1,569
Brand Drug Cost
$0
Generic Drug Cost
$552

Patient Demographics

Average Patient Age
67.4 years
Avg HCC Risk Score
1.02

Psychiatry Physician Overview

How WEI SHAWN IGNATIUS ANG, DO fits within the Psychiatry Physician landscape nationally.

53,104
Psychiatry Physician Providers in US
56
States with Psychiatry Physician
1,038
Avg Claims per Provider

WEI SHAWN IGNATIUS ANG, DO's 26 claims are below the specialty average of 1,038.

Nearby Psychiatry Physician Providers in Washington

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

Compare Psychiatry Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is WEI SHAWN IGNATIUS ANG, DO's specialty?
WEI SHAWN IGNATIUS ANG, DO specializes in Psychiatry Physician and practices in SEATTLE, Washington. Credentials: DO.
How much does WEI SHAWN IGNATIUS ANG, DO prescribe under Medicare Part D?
In 2023, WEI SHAWN IGNATIUS ANG, DO wrote 26 Medicare Part D claims totaling $552 in drug costs for N/A beneficiaries.
Where is WEI SHAWN IGNATIUS ANG, DO located?
WEI SHAWN IGNATIUS ANG, DO is located at 9709 3RD AVE NE, SEATTLE, WA, 98115. Phone: (206) 329-1760.
What is WEI SHAWN IGNATIUS ANG, DO's NPI number?
WEI SHAWN IGNATIUS ANG, DO's National Provider Identifier (NPI) is 1013470079, issued on 04/08/2019.
How many Psychiatry Physician providers are there in the US?
There are 53,104 Psychiatry Physician providers across 56 states in the US. The average Psychiatry Physician provider writes 1,038 Medicare Part D claims per year.
Does WEI SHAWN IGNATIUS ANG, DO accept Medicare?
WEI SHAWN IGNATIUS ANG, DO appears in CMS Medicare data with 26 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 WEI SHAWN IGNATIUS ANG, DO's credentials?
WEI SHAWN IGNATIUS ANG, DO's NPI is 1013470079 with credentials DO. 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