Int J Colorectal Dis
Blood Loss, SurgicalBlood TransfusionColon
Dr. Justin Taehwan Kim, MD
NPI1043489248PAC ID0840487039
- Medicare services, 2016
- 13
- Part D claims, 2024
- 79
- Publications
- 5
- Hospital affiliations
- 1
- Industry payments
- $1,551
- Practice address
- 975 Sereno Dr, Vallejo, CA 94589
- Practice phone
- Call (707) 651-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kim's professional email, personal email and mobile number
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Dr. Justin Taehwan Kim is a colorectal surgeon in Vallejo, California
Dr. Kim practices at Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente.
Dr. Kim's NPI, 1043489248, was assigned on February 21, 2008. Dr. Kim graduated from New York Medical College in 2001. Dr. Kim holds California license A81099.
NPI and contact details
- NPI
- 1043489248NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840487039
- NPI enumeration date
- February 21, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 651-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Justin Taehwan Kim practices at Vallejo Medical Center in Vallejo, California
Dr. Kim's primary practice is Vallejo Medical Center, at 975 Sereno Dr, Vallejo, CA 94589 in Solano County. The practice phone is (707) 651-1000.
- Vallejo Medical Center975 Sereno Dr, Vallejo, CA 94589 · Solano CountyPhone(707) 651-1000
Source: Dmand AI Affiliation Data
Dr. Justin Taehwan Kim is affiliated with 3 sites of care and 1 medical group
Dr. Kim's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Kim to 1 more home health agency and 1 hospice, each named with a free account.
The Permanente Medical Group, Inc.1 home health agencyName with a free account1 hospiceName with a free account
See all 4 affiliations for Dr. KimSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Justin Taehwan Kim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kim practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vallejo Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Justin Taehwan Kim is one of 187 colorectal surgeons in California
Colon and rectal surgery is Dr. Kim's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Kim is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dr. Kim is licensed in California.
Specialties and state licenses
- Colon and rectal surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists colon removal among the conditions Dr. Kim treats.
Colorectal surgeons near Dr. Kim
Counts of colorectal surgeons with a Dmand AI profile, by place and practice. Each opens the list.
187colorectal surgeons in California
2colorectal surgeons in Vallejo
2colorectal surgeons at Vallejo Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Justin Taehwan Kim billed Medicare for 13 services in 2016
CMS data shows 13 Medicare services from Dr. Kim across 1 procedure code in 2016. Medicare paid $423 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201613
Paid by Medicare$423
Procedure codes1
Dr. Kim compared with the California median for colorectal surgeons, 2016
- Dr. Kim
- California median
- Medicare services
- 13vs 27095% below
- Part D claims
- 27vs 7162% below
Medians across 175 colorectal surgeons in California with Dmand AI profiles that report each measure.
Dr. Kim's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Kim?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kim and other colorectal surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Justin Taehwan Kim's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Kim's median patient age at 59, with 55% women.
Dr. Kim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women55%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Justin Taehwan Kim wrote 79 Medicare Part D claims in 2024
In 2024, Dr. Kim wrote 79 Medicare Part D claims for 28 patients. 99% of them were for generic drugs. CMS names the drug for 27 of them, across 2 drugs with 11 or more claims each, at $193 in total drug cost. In 2023, CMS named 25 claims across 2 drugs.
Part D claims, 202479
Drugs named by CMS2
Total drug cost$193
Part D patients28
Dr. Kim's Part D claims by kind of drug, 2024
- Generic78 claims99%
- Brand-name and other1 claims1%
Dr. Kim's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kim's Part D claims, 2024
- Opioids24%19 of 79 claims
- Antibiotics41%32 of 79 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 252024: 278%
Drugs named by CMS: 2 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Justin Taehwan Kim takes part in Medicare
Dr. Kim accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Justin Taehwan Kim has 5 publications on record
Dmand AI links 5 papers to Dr. Kim in 2007. The most frequent topics are Abdominal Abscess, Colectomy and Colon. Dr. Kim has published most often in Am Surg. Dr. Kim's most frequent co-authors are Ravin R. Kumar, MD, Viken Razmig Konyalian, MD and Michael J Stamos, MD.
Papers5
Topics Dr. Kim writes about most
- Abdominal Abscess
- Colectomy
- Colon
- Colonic Neoplasms
Dr. Kim's most frequent co-authors
- Ravin R. Kumar, MD5 shared papers
- Viken Razmig Konyalian, MD3 shared papers
- Michael J Stamos, MD2 shared papers
Recent publications by Dr. Kim
Abdominal AbscessAnti-Bacterial AgentsDrainage
Am Surg
ColectomyColonic NeoplasmsLymphatic Metastasis
Abdominal AbscessColectomyColon
Clin Colon Rectal Surg
See who Dr. Kim researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kim works with, so you can find a warm path to the right colorectal surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Justin Taehwan Kim received $1,551 in industry payments from 2016 to 2022
CMS Open Payments shows 13 general payments to Dr. Kim from 5 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $1,162.
General payments to Dr. Kim by program year, 2016 to 2022
General payments to Dr. Kim by kind, 2016 to 2022
$1.6Kin total
- Food and beverage$80152%
- Education$75048%
Companies that paid Dr. Kim the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Justin Taehwan Kim has 1 award and honors on record
Dmand AI lists 1 award for Dr. Kim, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Kim
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Justin Taehwan Kim graduated from New York Medical College
Dr. Kim graduated from New York Medical College in 2001.
- Medical school
- Board certified in colon & rectal surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Justin Taehwan Kim accepts plans from 2 insurance carriers
Dr. Kim is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Kim accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Justin Taehwan Kim's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Justin Taehwan Kim
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Justin Taehwan Kim's NPI number?
Dr. Justin Taehwan Kim's NPI number is 1043489248. It was assigned on February 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Justin Taehwan Kim?
Dr. Justin Taehwan Kim is a colorectal surgeon in Vallejo, California. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Justin Taehwan Kim practice?
Dr. Kim practices at 975 Sereno Dr, Vallejo, CA 94589. Dr. Kim's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. Dmand AI also links Dr. Kim to 1 home health agency and 1 hospice.
What is Dr. Justin Taehwan Kim's office phone number?
The practice phone on file for Dr. Kim is (707) 651-1000.
What is Dr. Justin Taehwan Kim's medical license number?
Dr. Kim holds California license A81099.
Which hospitals is Dr. Justin Taehwan Kim affiliated with?
Dr. Kim practices at Vallejo Medical Center in Vallejo, California.
What medical group is Dr. Justin Taehwan Kim part of?
Dr. Kim is linked to The Permanente Medical Group, Inc.
Does Dr. Justin Taehwan Kim accept Medicare?
Yes. CMS data shows Dr. Kim billed Medicare for 13 services in 2016, and Dr. Kim accepts Medicare assignment.
Is Dr. Justin Taehwan Kim board certified?
Yes. Dr. Kim is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
What services does Dr. Justin Taehwan Kim bill to Medicare?
In 2016, Dr. Kim's most billed Medicare services were hospital inpatient care (99231).
Show 7 more questionsShow fewer questions
Where did Dr. Justin Taehwan Kim go to medical school?
Dr. Kim graduated from New York Medical College in 2001.
What drugs does Dr. Justin Taehwan Kim prescribe most?
In 2024 Medicare Part D data, Dr. Kim's most prescribed drugs by claims were Metronidazole and Oxycodone HCl.
Has Dr. Justin Taehwan Kim received payments from drug or device companies?
CMS Open Payments shows $1,551 in general payments to Dr. Kim from 5 companies from 2016 to 2022. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Justin Taehwan Kim been practicing?
Dr. Kim graduated from medical school in 2001, 25 years ago.
Does Dr. Justin Taehwan Kim do research?
Dmand AI links 5 publications to Dr. Kim.
Who does Dr. Justin Taehwan Kim publish with?
Dr. Kim's most frequent co-authors are Ravin R. Kumar, MD (5 shared papers), Viken Razmig Konyalian, MD (3 shared papers) and Michael J Stamos, MD (2 shared papers).
What insurance does Dr. Justin Taehwan Kim accept?
Dr. Kim is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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