Joo Y. Kim, M.D.
Internal Medicine Physician · Watertown, MA
Joo Y. Kim, M.D. is an internal medicine physician with a practice address in Watertown, Massachusetts, and NPI 1497724173, issued on Mar 16, 2006. Check the license (Massachusetts 213300, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Joo Y. Kim
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 213300 MA
Self-reported in NPPES; status is on the state search - Practice location
- 485 Arsenal St, Watertown, MA 02472
- Phone
- (617) 972-5200
- Enumerated
- Mar 16, 2006
- Record last updated
- Jun 27, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (617) 972-5512
- Medicaid ID
- 2013410 MA
- Medicare enrollment
- Enrolled (PECOS I20080327000556); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 485 Arsenal St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Allen, PHARMD, CDCES, BCACPAmbulatory Care Pharmacist1285890566
- Nicole Allie, PHARMD, CGPGeriatric Pharmacist1104933936
- Ehsan Azimi, M.D.Internal Medicine Physician1437475829
- Olivia Bass, NPFamily Nurse Practitioner1669209664
- Mark Bauer, M.D.Internal Medicine Physician1487625307
- Edward Bauman, PSYDPsychologist1174575674
Verify Joo Y. Kim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 213300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,816 Medicare Part D claims for 265 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium213 claims
- Lisinopril125 claims
- Amlodipine Besylate92 claims
- Simvastatin91 claims
- Hydrochlorothiazide78 claims
- Losartan Potassium75 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
- Atrius Health IncDedham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joo Y. Kim among 6,825 internal medicine physician records in Massachusetts
Joo Y. Kim, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1999 · median 2004 among the 4,103 with a school on file
- Record last updated2011 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 internal medicine physician records list a practice address in Watertown
They are 28 of the 873 NPPES records with a practice address in Watertown, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Watertown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mark Bauer, M.D.Watertown, MA 024721487625307
- David Cancian, MDWatertown, MA 024721962496539
- Andrew Cutler, MDWatertown, MA 024721437159720
- Paul Fergus, MDWatertown, MA 024721356336200
- Richard Galgano, D.O.Watertown, MA 024721225003569
- Paul Kasuba, MDWatertown, MA 024721851389969
- Robert Kelleher, MDWatertown, MA 024721891761714
- Jahansouz Shokri, M.D.Watertown, MA 024721710980230
Common questions
What is Joo Y. Kim, M.D.'s NPI number?
Joo Y. Kim, M.D.'s National Provider Identifier (NPI) is 1497724173, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joo Y. Kim, M.D. located?
The NPPES record lists a practice address at 485 Arsenal St, Watertown, MA, 02472. Phone: (617) 972-5200. Providers update this record themselves, so call before visiting.
How can I verify Joo Y. Kim, M.D.'s license?
NPPES lists Massachusetts license number 213300, 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 Joo Y. Kim, M.D. prescribe under Medicare Part D?
In 2024, Joo Y. Kim, M.D. had 1,816 Medicare Part D claims for 265 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.