NPPES file of Aug 9, 2026

Joseph Wanja Kahoro

Medical Physician Assistant · Spencer, MA

Joseph Wanja Kahoro is a medical physician assistant with a practice address in Spencer, Massachusetts, and NPI 1205324746, issued on Apr 30, 2018. Check the license with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205324746
Name
Joseph Wanja Kahoro
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
118 W Main St, Spencer, MA 01562
Phone
(508) 885-3025
Enumerated
Apr 30, 2018
Record last updated
Apr 30, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180830000659); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 118 W Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Talal Bou-Harb, MDInternal Medicine Physician1508830522
  2. Nicholas Fillipon, DOInternal Medicine Physician1851369599
  3. Ryan Fillipon, DOInternal Medicine Physician1700053451
  4. Melissa Hilborn, PA-CPhysician Assistant1306943766
  5. Robert Maloney, M.D.Internal Medicine Physician1790705432

Verify Joseph Wanja Kahoro in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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5.2 times the Medicare Part D claims of the average medical physician assistant in 2024

6,013 Medicare Part D claims for 367 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 74 claims were for opioids.

  1. Joseph Kahoro6,013
  2. Specialty average1,148

Most prescribed

  1. Atorvastatin Calcium463 claims
  2. Lisinopril270 claims
  3. Omeprazole269 claims
  4. Metformin Hcl234 claims
  5. Levothyroxine Sodium224 claims
  6. Montelukast Sodium166 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.

Bills Medicare through one group practice

  1. Renaissance Primary Care LLCSouthbridge, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joseph Wanja Kahoro among 886 medical physician assistant records in Massachusetts

Joseph Wanja Kahoro is one of 886 medical physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 69% of them.

  • NPI issued2018 · 69% of these records are older, 27% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2018 · median 2015 among the 559 with a school on file
  • Record last updated2018 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 medical physician assistant record lists a practice address in Spencer

They are 1 of the 96 NPPES records with a practice address in Spencer, and 886 medical physician assistant records in Massachusetts.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Andrea Meyer, PASouthbridge, MA 015501831446962
  2. Edward Ye, PA-CSouthbridge, MA 015501003922071
  3. Allison Davis, PA-CShrewsbury, MA 015451477230811
  4. Andrew Macknair, PAShrewsbury, MA 015451477817203
  5. David Hill, PAWestborough, MA 015811275505133
  6. Stephen Larose, PA-CWestboro, MA 015811629099270
  7. Marney Shattuck, PA-CWestborough, MA 015811568059004
  8. Rebecca St. Amand, PA-CRochdale, MA 015421730402256

Common questions

What is Joseph Wanja Kahoro's NPI number?

Joseph Wanja Kahoro's National Provider Identifier (NPI) is 1205324746, issued on Apr 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Wanja Kahoro located?

The NPPES record lists a practice address at 118 W Main St, Spencer, MA, 01562. Phone: (508) 885-3025. Providers update this record themselves, so call before visiting.

How can I verify Joseph Wanja Kahoro's license?

Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Joseph Wanja Kahoro prescribe under Medicare Part D?

In 2024, Joseph Wanja Kahoro had 6,013 Medicare Part D claims for 367 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.