Stephen Kales
Occupational Medicine Physician · Cambridge, MA
Stephen Kales is an occupational medicine physician with a practice address in Cambridge, Massachusetts, and NPI 1437218542, issued on Dec 6, 2006. Check the license (Massachusetts 73136, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Stephen Kales
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- 73136 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1493 Cambridge St, Cambridge, MA 02139
- Phone
- (617) 665-1580
- Enumerated
- Dec 6, 2006
- Record last updated
- Dec 13, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 54 in Massachusetts → Look up another NPI →
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Verify Stephen Kales in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 73136Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 86.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Stephen Kales among 54 occupational medicine physician records in Massachusetts
Stephen Kales is one of 54 occupational medicine physician records with a practice address in Massachusetts. 26% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 41% newer
- In a Medicare fileYes · 26% of these records are
- In the CMS Doctors and Clinicians fileNo · 6% of these records are
- Record last updated2011 · 74% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in Massachusetts
There are 54 occupational medicine physician records in Massachusetts.
All 54 in Massachusetts → Every provider in Cambridge → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- Melissa Wan, MD, MPHCambridge, MA 021391710678867
- Brian Morris, M.D.Brighton, MA 021351518096791
- Leslie Cadet, MDSomerville, MA 021451740546472
- Gabriel Gaviola, MDSomerville, MA 021451093058414
- Kevan Lutchman, MDSomerville, MA 021451356872170
- David Rainey, M.D.Somerville, MA 021451477931996
- Russell Tontz, M.D.Somerville, MA 021451295930261
- Jerold Carlson, MDWest Roxbury, MA 021321124226295
Common questions
What is Stephen Kales's NPI number?
Stephen Kales's National Provider Identifier (NPI) is 1437218542, issued on Dec 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Kales located?
The NPPES record lists a practice address at 1493 Cambridge St, Cambridge, MA, 02139. Phone: (617) 665-1580. Providers update this record themselves, so call before visiting.
How can I verify Stephen Kales's license?
NPPES lists Massachusetts license number 73136, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Stephen Kales's MIPS final score?
The 2023 MIPS final score is 86.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.