Registry data as of Aug 27, 2026

Sidney Amankwah

Internal Medicine Physician · Portland, OR

Sidney Amankwah is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1366062614, issued on Apr 16, 2020. Check the license on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1366062614
Name
Sidney Amankwah
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
10123 SE Market St, Portland, OR 97216
Phone
(503) 257-2500
Enumerated
Apr 16, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 10123 SE Market St

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

  1. Ellen Adrian, RNRegistered Nurse1659532141
  2. Carrie Austin, MDStudent in an Organized Health Care Education/Training Program1922411412
  3. Maureen Bailey, P.A.Medical Physician Assistant1841744133
  4. Claire Barnes, M.S., CCC-SLPSpeech-Language Pathologist1194037234
  5. Carson Bauder, MDFamily Medicine Physician1528265949
  6. Arielle Bauer, MDDiagnostic Radiology Physician1912311127

Verify Sidney Amankwah in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical BoardCheck 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 Oregon 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.

88% fewer Medicare Part D claims than the average internal medicine physician in 2024

332 Medicare Part D claims for 111 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 17 claims were for opioids.

  1. Sidney Amankwah332
  2. Specialty average2,785

Most prescribed

  1. Eliquis23 claims
  2. Metoprolol Succinate23 claims
  3. Prednisone22 claims
  4. Atorvastatin Calcium20 claims
  5. Clopidogrel17 claims
  6. Cefpodoxime Proxetil14 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.

One hospital or facility affiliation

  1. Portland Adventist Medical CenterPortland, OR

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1,125 internal medicine physician records list a Portland practice address

They are 1,125 of the 42,088 NPPES records with a Portland practice address, and 2,511 internal medicine physician records in Oregon.

Other internal medicine physician records in Oregon

  1. Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
  2. Soraya Abbassian, M.D.Portland, OR1225029184
  3. Nicholas Abbott, M.D.Tualatin, OR1124319330
  4. Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
  5. Rand AbedalweliPortland, OR1265019996
  6. Robert Abernathy, M.D.Bend, OR1063433449
  7. Hazel Jane Abool, M.D.Springfield, OR1346538360
  8. Mohamed Aboukhashan, MDMedford, OR1932350782
  9. Allison Abraham, D.O.Portland, OR1831488444
  10. Mary Abraham, MDCorvallis, OR1073876199

Common questions

What is Sidney Amankwah's NPI number?

Sidney Amankwah's National Provider Identifier (NPI) is 1366062614, issued on Apr 16, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Sidney Amankwah located?

The NPPES record lists a practice address at 10123 SE Market St, Portland, OR, 97216. Phone: (503) 257-2500. Providers update this record themselves, so call before visiting.

How can I verify Sidney Amankwah's license?

Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sidney Amankwah prescribe under Medicare Part D?

In 2024, Sidney Amankwah had 332 Medicare Part D claims for 111 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.