John A. Kazmierowski, MD
Dermatology Physician · Lake Oswego, OR
John A. Kazmierowski, MD is a dermatology physician with a practice address in Lake Oswego, Oregon, and NPI 1023013984, issued on Jun 16, 2005. Check the license (Oregon MD10203, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- John A. Kazmierowski
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- MD10203 OR
Self-reported in NPPES; status is on the state search - Practice location
- 18405 Deer Oak Ave, Lake Oswego, OR 97035
- Phone
- (503) 799-8086
- Enumerated
- Jun 16, 2005
- Record last updated
- Jul 19, 2022
- Medicaid ID
- 006833 OR
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 209 in Oregon → Look up another NPI →
Verify John A. Kazmierowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD10203Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average dermatology physician in 2024
77 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of 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.
John A. Kazmierowski among 209 dermatology physician records in Oregon
John A. Kazmierowski, MD is one of 209 dermatology physician records with a practice address in Oregon. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2022 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Oregon
There are 209 dermatology physician records in Oregon.
All 209 in Oregon → Every provider in Lake Oswego → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Barry Austin, M.D.Lake Oswego, OR 970351447271879
- Margaret Hewitt, MDLake Oswego, OR 970351063521219
- Betty JiangLake Oswego, OR 970351194110288
- Larry Peterson, M.D.Lake Oswego, OR 970351043273907
- Andrew Pitt, MDLake Oswego, OR 970351275699118
- Stephen Austad, DOLake Oswego, OR 970341679869119
- Richard Phipps, MDGresham, OR 970301376541995
- Stacy Tompkins, MDGresham, OR 970301255418265
Common questions
What is John A. Kazmierowski, MD's NPI number?
John A. Kazmierowski, MD's National Provider Identifier (NPI) is 1023013984, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John A. Kazmierowski, MD located?
The NPPES record lists a practice address at 18405 Deer Oak Ave, Lake Oswego, OR, 97035. Phone: (503) 799-8086. Providers update this record themselves, so call before visiting.
How can I verify John A. Kazmierowski, MD's license?
NPPES lists Oregon license number MD10203, 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 John A. Kazmierowski, MD prescribe under Medicare Part D?
In 2024, John A. Kazmierowski, MD had 77 Medicare Part D claims; the average among dermatology physician prescribers was 797. 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.