NPPES file of Aug 9, 2026

Chengda Zhang, MD

Hospitalist Physician · Portland, OR

Chengda Zhang, MD is a hospitalist physician with a practice address in Portland, Oregon, and NPI 1629429667, issued on Jun 30, 2016. Check the license (Oregon MD198725, as entered in NPPES) on the Oregon Medical Board; 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
1629429667
Name
Chengda Zhang
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
MD198725 OR
PG192062 OR
4301109225 MI
Self-reported in NPPES; status is on the state search
Practice location
3181 SW Sam Jackson Park RD, Portland, OR 97239
Phone
(503) 494-7551
Enumerated
Jun 30, 2016
Record last updated
May 16, 2025
Medicare enrollment
Enrolled (PECOS I20210927003110); accepts Medicare assignment
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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Also registered at 3181 SW Sam Jackson Park RD

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

  1. Alex AamodtCritical Care Medicine Registered Nurse1154257590
  2. Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
  3. Kenneth Abbey, MDAnesthesiology Physician1588779342
  4. Matthew Abbott, PA-CMedical Physician Assistant1154738003
  5. Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
  6. Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430

Verify Chengda Zhang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD198725
    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 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.

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77% fewer Medicare Part D claims than the average hospitalist physician in 2024

122 Medicare Part D claims for 18 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Chengda Zhang122
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium14 claims
  2. Budesonide13 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.

Bills Medicare through 5 group practices

  1. Apogee Medical Group IncKingman, AZ
  2. Good Shepherd Health Care SystemHermiston, OR
  3. Kaiser Foundation Health Plan OF The NorthwestClackamas, OR
  4. Missouri Intensivist Services LLCKansas City, MO
  5. Rural Physicians Group-Pannu PLLCGold Beach, OR

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

Chengda Zhang among 471 hospitalist physician records in Oregon

Chengda Zhang, MD is one of 471 hospitalist physician records with a practice address in Oregon. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 77% of them.

  • NPI issued2016 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated2015 · median 2009 among the 400 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Oregon

There are 471 hospitalist physician records in Oregon.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Kelly Caverzagie, MDPortland, OR 972391033158084
  2. Priscilla Codiga, M.DPortland, OR 972391629009402
  3. Sima Desai, MDPortland, OR 972391649377417
  4. Tanja Epley, DOPortland, OR 972391336119635
  5. Rebecca Harrison, MDPortland, OR 972391922015841
  6. Mark Helfand, MDPortland, OR 972391972697522
  7. Alan Hunter, MDPortland, OR 972391437165982
  8. Elizabeth Lahti, MDPortland, OR 972391639190564

Common questions

What is Chengda Zhang, MD's NPI number?

Chengda Zhang, MD's National Provider Identifier (NPI) is 1629429667, issued on Jun 30, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Chengda Zhang, MD located?

The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-7551. Providers update this record themselves, so call before visiting.

How can I verify Chengda Zhang, MD's license?

NPPES lists Oregon license number MD198725, as entered by the provider. 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 Chengda Zhang, MD prescribe under Medicare Part D?

In 2024, Chengda Zhang, MD had 122 Medicare Part D claims for 18 beneficiaries; the average among hospitalist physician prescribers was 521. 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.

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.