NPPES file of Aug 9, 2026

Jiensup Kim, M.D.

Pain Medicine (Physical Medicine & Rehabilitation) Physician · Colton, CA

Jiensup Kim, M.D. is a pain medicine (physical medicine & rehabilitation) physician with a practice address in Colton, California, and NPI 1639131154, issued on Apr 3, 2006. Check the license (California G75806, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639131154
Name
Jiensup Kim
Credential
M.D.
Primary taxonomy
Pain Medicine (Physical Medicine & Rehabilitation) Physician 2081P2900X
License number
G75806 CA
Self-reported in NPPES; status is on the state search
Practice location
900 E Washington St, Colton, CA 92324
Phone
(909) 370-0300
Enumerated
Apr 3, 2006
Record last updated
Mar 24, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(909) 370-0303
Medicare enrollment
Enrolled (PECOS I20060807000225); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 1991
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 900 E Washington St

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

  1. Patrick Creasy, PAMedical Physician Assistant1992000574
  2. Thomas Donaldson, MDAdult Reconstructive Orthopaedic Surgery Physician1457315269
  3. Donald Hills, P.A.-CSurgical Physician Assistant1992739833
  4. Al Quintana, PA-CPhysician Assistant1740427012
  5. Michael Reid, CRNACertified Registered Nurse Anesthetist1104832039
  6. Matthew Ruiz, CRNACertified Registered Nurse Anesthetist1912913849

Verify Jiensup Kim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G75806
    Check 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
Open the California license search

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48% fewer Medicare Part D claims than the average pain medicine (physical medicine & rehabilitation) physician in 2024

767 Medicare Part D claims for 198 beneficiaries, against an average of 1,479 among the 1,457 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 409 claims were for opioids.

  1. Jiensup Kim767
  2. Specialty average1,479

Most prescribed

  1. Hydrocodone-Acetaminophen162 claims
  2. Oxycodone-Acetaminophen42 claims
  3. Gabapentin40 claims
  4. Oxycodone Hcl39 claims
  5. Buprenorphine35 claims
  6. Morphine Sulfate Er35 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $4,087.30

64 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 1,126 providers of this specialty with any payment received $2,193.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jiensup Kim$4,087.30
  2. Specialty average$2,193.30

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

  1. Integrated Pain Management Medical Group IncWalnut Creek, CA

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

Pain Medicine (Physical Medicine & Rehabilitation) Physician providers in California

There are 290 pain medicine (physical medicine & rehabilitation) physician records in California.

Other pain medicine (physical medicine & rehabilitation) physician records in California

  1. Vibha Agrawal, MDPasadena, CA1528196045
  2. Mehras Akhavan, MDSherman Oaks, CA1497817332
  3. Dickran Altounian, D.O.Encino, CA1063862290
  4. Daniel Alves, MDPalmdale, CA1518018746
  5. Mary Ambach, M.D.Encinitas, CA1083769566
  6. Adam Amir, D.O.Palmdale, CA1407419922
  7. Bradford Anderson, M.D.Bakersfield, CA1891806832
  8. Armand Ardestani, DOPalmdale, CA1922636513
  9. Aaron Arel, D.O.La Mirada, CA1346773520
  10. Sean Ataee, M.D.Santa Ana, CA1144363011

Common questions

What is Jiensup Kim, M.D.'s NPI number?

Jiensup Kim, M.D.'s National Provider Identifier (NPI) is 1639131154, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jiensup Kim, M.D. located?

The NPPES record lists a practice address at 900 E Washington St, Colton, CA, 92324. Phone: (909) 370-0300. Providers update this record themselves, so call before visiting.

How can I verify Jiensup Kim, M.D.'s license?

NPPES lists California license number G75806, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jiensup Kim, M.D. prescribe under Medicare Part D?

In 2024, Jiensup Kim, M.D. had 767 Medicare Part D claims for 198 beneficiaries; the average among pain medicine (physical medicine & rehabilitation) physician prescribers was 1,479. Part D covers Medicare prescriptions only.

What is Jiensup Kim, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.