Stephen Paul Kajencki, M.D.
Family Medicine Physician · Mansfield, MA
Stephen Paul Kajencki, M.D. is a family medicine physician with a practice address in Mansfield, Massachusetts, and NPI 1073521753, issued on Aug 4, 2006. Check the license (Massachusetts 72749, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Stephen Paul Kajencki
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 72749 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 S Main St, Mansfield, MA 02048
- Phone
- (508) 964-5560
- Enumerated
- Aug 4, 2006
- Record last updated
- Jun 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (508) 964-5570
- Medicaid ID
- 3064565 MA
- Medicare enrollment
- Enrolled (PECOS I20141121000201); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1983
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Verify Stephen Paul Kajencki in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 72749Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,212 Medicare Part D claims for 751 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 813 claims were for opioids.
Most prescribed
- Atorvastatin Calcium458 claims
- Lisinopril390 claims
- Omeprazole274 claims
- Amlodipine Besylate246 claims
- Metformin Hcl239 claims
- Oxycodone Hcl237 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.
Industry payments in 2024: $139.37
7 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Revere Medical OF Massachusetts PCTaunton, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Paul Kajencki among 2,265 family medicine physician records in Massachusetts
Stephen Paul Kajencki, M.D. is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 55% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1983 · median 2006 among the 1,529 with a school on file
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family medicine physician records list a practice address in Mansfield
They are 8 of the 321 NPPES records with a practice address in Mansfield, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Mansfield → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mark Bright, MDMansfield, MA 020481548243587
- Wendy Cohen, MDMansfield, MA 020481568575900
- Marguerite Garofalo, M.D.Mansfield, MA 020481972606945
- Amit Grover, M.D.Mansfield, MA 020481164955910
- Te-Ana HarrisMansfield, MA 020481275092660
- Noreen Iqbal, M.DMansfield, MA 020481386808210
- Sonal Patel, MDMansfield, MA 020481336344357
- John Hayes, MDMarshfield, MA 020501457376808
Common questions
What is Stephen Paul Kajencki, M.D.'s NPI number?
Stephen Paul Kajencki, M.D.'s National Provider Identifier (NPI) is 1073521753, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Paul Kajencki, M.D. located?
The NPPES record lists a practice address at 800 S Main St, Mansfield, MA, 02048. Phone: (508) 964-5560. Providers update this record themselves, so call before visiting.
How can I verify Stephen Paul Kajencki, M.D.'s license?
NPPES lists Massachusetts license number 72749, 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.
How much does Stephen Paul Kajencki, M.D. prescribe under Medicare Part D?
In 2024, Stephen Paul Kajencki, M.D. had 8,212 Medicare Part D claims for 751 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.