Andrew J. Dworkin, MD
Internal Medicine Physician · Portland, OR
Andrew J. Dworkin, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1851711972, issued on Apr 17, 2014. Check the license (Oregon MD186966, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Andrew J. Dworkin
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD186966 OR
Self-reported in NPPES; status is on the state search - Practice location
- 420 NE Mason St, Portland, OR 97211
- Phone
- (503) 546-9292
- Enumerated
- Apr 17, 2014
- Record last updated
- Oct 25, 2024
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 420 NE Mason St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barbara AlbertLicensed Vocational Nurse1083321871
- Danielle Balsz, R.N.Registered Nurse1750789616
- Jessica Barton, MOTR/L, HTROccupational Therapist1710287396
- Stacy Bodle, LPNLicensed Practical Nurse1568816171
- Yelena DemchenkoRegistered Nurse1992238794
- Debbie Egan, RNRegistered Nurse1639591936
Verify Andrew J. Dworkin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD186966Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average internal medicine physician in 2024
13,572 Medicare Part D claims for 254 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 597 claims were for opioids.
Most prescribed
- Atorvastatin Calcium804 claims
- Metoprolol Succinate382 claims
- Omeprazole376 claims
- Memantine Hcl334 claims
- Oxycodone Hcl330 claims
- Eliquis321 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.
Andrew J. Dworkin among 2,116 internal medicine physician records in Oregon
Andrew J. Dworkin, MD is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 73% of them.
- NPI issued2014 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2024 · 58% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Portland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michele BabaiePortland, OR 972111497737662
- Ferhan North, MD, PHDPortland, OR 972111003925157
- Hannah Bachrach, DOPortland, OR 972101518593409
- Yara Christina BadrakhanPortland, OR 972101093393688
- Shikhi BhansariPortland, OR 972101699277830
- Nicolette Bottesini, DOPortland, OR 972101114554037
- Christopher Cirino, DOPortland, OR 972121740382613
- Amir Dhillo, DOPortland, OR 972101417699745
Common questions
What is Andrew J. Dworkin, MD's NPI number?
Andrew J. Dworkin, MD's National Provider Identifier (NPI) is 1851711972, issued on Apr 17, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Andrew J. Dworkin, MD located?
The NPPES record lists a practice address at 420 NE Mason St, Portland, OR, 97211. Phone: (503) 546-9292. Providers update this record themselves, so call before visiting.
How can I verify Andrew J. Dworkin, MD's license?
NPPES lists Oregon license number MD186966, 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 Andrew J. Dworkin, MD prescribe under Medicare Part D?
In 2024, Andrew J. Dworkin, MD had 13,572 Medicare Part D claims for 254 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.
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.