James Kowalski, MD
Dermatology Physician · Hyannis, MA
James Kowalski, MD is a dermatology physician with a practice address in Hyannis, Massachusetts, and NPI 1336230317, issued on Sep 27, 2006. Check the license (Massachusetts 56263, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- James Kowalski
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 56263 MA
Self-reported in NPPES; status is on the state search - Practice location
- 795 West Main St, Hyannis, MA 02601
- Phone
- (508) 778-1772
- Enumerated
- Sep 27, 2006
- Entity
- Type 1 · individual
Verify James Kowalski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 56263Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Dermatology Physician providers in Massachusetts
There are 557 dermatology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other dermatology physician records in Massachusetts
- Christopher Adams, M.D.Boston, MA1871777615
- Adewunmi Adelaja, MD, PHDBoston, MA1396488615
- David Aghassi, MDWellesley, MA1285698936
- Abdul Ahmed, MDBoston, MA1417947516
- Abdullah Alajaji, MDBoston, MA1356698351
- Rhoda Alani, M.D.Boston, MA1154385268
- Christina Alavian, M.D.Worcester, MA1356376461
- Lee Albert, MDMilford, MA1619974102
- Abdullah Aleisa, M.D.Boston, MA1376996199
- Bader AlharbiBoston, MA1932021771
Common questions
What is James Kowalski, MD's NPI number?
James Kowalski, MD's National Provider Identifier (NPI) is 1336230317, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Kowalski, MD located?
The NPPES record lists a practice address at 795 West Main St, Hyannis, MA, 02601. Phone: (508) 778-1772. Providers update this record themselves, so call before visiting.
How can I verify James Kowalski, MD's license?
NPPES lists Massachusetts license number 56263, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.