NPPES file of Aug 9, 2026

S. Amy Nopachai, M.D.

Internal Medicine Physician · Vancouver, WA

S. Amy Nopachai, M.D. is an internal medicine physician with a practice address in Vancouver, Washington, and NPI 1033256581, issued on Jan 31, 2007. Check the license (Washington MD00040916, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033256581
Name
S. Amy Nopachai
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD00040916 WA
Self-reported in NPPES; status is on the state search
Practice location
900 NE 139TH St, Vancouver, WA 98685
Phone
(360) 566-9355
Enumerated
Jan 31, 2007
Record last updated
Nov 6, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(360) 816-1327
Medicaid ID
7125131 WA
Medicare enrollment
Enrolled (PECOS I20041001000837); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →

Also registered at 900 NE 139TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amanda Culver, DPTPhysical Therapist1609750363
  2. Jodi Decker, PTPhysical Therapist1972586360
  3. Olivia Jones, D.O.Internal Medicine Physician1841337482
  4. Jessica Ly, MDInternal Medicine Physician1922047356
  5. Anna Potoczny-Jones, DPTPhysical Therapist1902259526
  6. James Roberts, MDInternal Medicine Physician1568483063

Verify S. Amy Nopachai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00040916    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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81% fewer Medicare Part D claims than the average internal medicine physician in 2024

606 Medicare Part D claims for 82 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. S. Nopachai606
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium79 claims
  2. Levothyroxine Sodium44 claims
  3. Lisinopril40 claims
  4. Rosuvastatin Calcium27 claims
  5. Losartan Potassium21 claims
  6. Hydrochlorothiazide19 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $59.21

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. S. Nopachai$59.21
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Creekside Medical PSVancouver, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

S. Amy Nopachai among 3,079 internal medicine physician records in Washington

S. Amy Nopachai, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1998 · median 2006 among the 1,852 with a school on file
  • Record last updated2015 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

200 internal medicine physician records list a practice address in Vancouver

They are 200 of the 10,772 NPPES records with a practice address in Vancouver, and 3,079 internal medicine physician records in Washington.

All 3,079 in Washington → Every provider in Vancouver → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Olivia Jones, D.O.Vancouver, WA 986851841337482
  2. Edward Loker, M.D.Vancouver, WA 986851952418220
  3. Jessica Ly, MDVancouver, WA 986851922047356
  4. James Roberts, MDVancouver, WA 986851568483063
  5. Jill Speaker, M.D.Vancouver, WA 986851609913243
  6. Holly Tse, M.D.Vancouver, WA 986851912089947
  7. Lisa Alberts, M.D.Vancouver, WA 986861144289125
  8. Richard Baertlein, M.D., M.P.H.Vancouver, WA 986841578679858

Common questions

What is S. Amy Nopachai, M.D.'s NPI number?

S. Amy Nopachai, M.D.'s National Provider Identifier (NPI) is 1033256581, issued on Jan 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is S. Amy Nopachai, M.D. located?

The NPPES record lists a practice address at 900 NE 139TH St, Vancouver, WA, 98685. Phone: (360) 566-9355. Providers update this record themselves, so call before visiting.

How can I verify S. Amy Nopachai, M.D.'s license?

NPPES lists Washington license number MD00040916, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does S. Amy Nopachai, M.D. prescribe under Medicare Part D?

In 2024, S. Amy Nopachai, M.D. had 606 Medicare Part D claims for 82 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.