Dr. Sun Ok Park, MD

  • Los Angeles, CA
  • Infectious disease specialist
NPI1124177829PAC ID1557405974
Medicare services, 2024
159
Medicare patients, 2024
76
Part D claims, 2024
117
Publications
7
Hospital affiliations
1
Practice address
1500 San Pablo Street, Los Angeles, CA 90033
Practice phone
Call (323) 442-8656
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Keck Hospital of USC

Hospital · Los Angeles, California

See all 6 affiliations

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Dr. Sun Ok Park is an infectious disease specialist in Los Angeles, California

Dr. Park practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.

Dr. Park's NPI, 1124177829, was assigned on January 10, 2007. Dr. Park graduated from Hanyang University College of Medicine in 2001. Dr. Park's California license number on file is A103438.

NPI and contact details
Medicare PAC ID
1557405974
NPI enumeration date
January 10, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(323) 442-8656
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
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. Sun Ok Park practices at Keck Hospital of USC in Los Angeles, California

Dr. Park's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.

  • Keck Hospital of USC
    1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656

Source: Dmand AI Affiliation Data

Dr. Sun Ok Park is affiliated with 4 sites of care and 2 medical groups

Dr. Park's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Park to 1 more group practice or clinic, 1 other site, 1 urgent care center and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Park

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Sun Ok Park's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Park practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Keck Hospital of USCAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sun Ok Park is one of 1,054 infectious disease specialists in California

Infectious disease is Dr. Park's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Park is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Dr. Park's licenses on file in 4 states: California, New York, Connecticut and Wisconsin.

Specialties and state licenses

  • Infectious disease, CaliforniaPrimaryLicense A103438 · 2008 to 2025 · taxonomy 207RI0200X
  • Specialist, New YorkLicense 258130 · 2010 to 2025 · taxonomy 174400000X
  • Connecticut license2014 to 2015
  • Wisconsin license2007 to 2013

Clinical focus

Dmand AI lists acute skin infection and joint or bone infection among the conditions Dr. Park treats.

Infectious disease specialists near Dr. Park

Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Sun Ok Park billed Medicare for 159 services in 2024

CMS data shows 159 Medicare services from Dr. Park across 4 procedure codes in 2024, for 76 Medicare patients. Medicare paid $15,057 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024159
Medicare patients76
Paid by Medicare$15,057
Procedure codes4

Dr. Park's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1282024: 15924%

Dr. Park compared with the California median for infectious disease specialists, 2024

  • Dr. Park
  • California median
Medicare services
159vs 42963% below
Medicare patients
76vs 18058% below
Part D claims
29vs 11976% below

Medians across 930 infectious disease specialists in California with Dmand AI profiles that report each measure.

Dr. Park's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Park

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Sun Ok Park treated 76 Medicare patients in 2024, average age 68

CMS counts 76 Medicare patients who saw Dr. Park in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 64% are also on Medicaid. Their average risk score is 3.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Park's median patient age at 60, with 37% women.

Medicare patients, 202476
Average age68
Average risk score3.81
Also on Medicaid64%

Dr. Park's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Park's Medicare patients by sex, 2024

  • Women3749%
  • Men3951%

Chronic conditions among Dr. Park's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease72%
  4. Diabetes72%
  5. Heart failure66%
  6. Ischemic heart disease66%
  7. Arthritis58%
  8. Atrial fibrillation39%

Share of Medicare patients with each condition. A patient can have several.

Dr. Park's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women37%
  • Men62%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Sun Ok Park wrote 117 Medicare Part D claims in 2024

In 2024, Dr. Park wrote 117 Medicare Part D claims for 44 patients. 86% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $563 in total drug cost. In 2023, CMS named 13 claims across 1 drug.

Part D claims, 2024117
Drugs named by CMS2
Total drug cost$563
Part D patients44

Dr. Park's Part D claims by kind of drug, 2024

  • Generic101 claims86%
  • Brand-name16 claims14%

Dr. Park'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. Park's Part D claims, 2024

  • Antibiotics43%50 of 117 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: 132024: 29123%

Drugs named by CMS: 2 in 2024, 1 in 2023.

See all prescribing by Dr. Park

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

Dr. Sun Ok Park offers telehealth to Medicare patients

Dr. Park accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Park as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Sun Ok Park has 7 publications on record

Dmand AI links 7 papers to Dr. Park, published from 2012 to 2025. 2025 was the busiest year, with 2. The most frequent topics are Mice, Inbred BALB C, Mycelium and Oryza. Dr. Park has published most often in J Agric Food Chem. Dr. Park's most frequent co-authors are Rodrigo Hasbun, MD, MPH, Mona Kapadia, MD and Neha D. Nanda, MD.

Papers7
Years published2012 to 2025

Dr. Park's papers by year, 2012 to 2025

Topics Dr. Park writes about most

  • Mice, Inbred BALB C
  • Mycelium
  • Oryza
  • Polysaccharides
  • Salmonella Infections
  • Shiitake Mushrooms

Dr. Park's most frequent co-authors

Recent publications by Dr. Park

See all 7 publications and co-authors

See who Dr. Park researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Park works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Sun Ok Park received $333 in industry payments from 2017 to 2023

CMS Open Payments shows 5 general payments to Dr. Park from 5 drug and device companies from 2017 to 2023. Food and beverage make up the largest share, 100% of the total. Ironwood Pharmaceuticals, Inc paid the most, $107.

General payments to Dr. Park by program year, 2017 to 2023

Companies that paid Dr. Park the most, 2017 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Park

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Sun Ok Park graduated from Hanyang University College of Medicine

Dr. Park graduated from Hanyang University College of Medicine in 2001.

  1. Medical schoolHanyang University College of Medicine
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Sun Ok Park accepts plans from 10 insurance carriers

Dr. Park is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, Elevance and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Park accepts, by number of carriers

  1. Medicare8
  2. PPO6
  3. HMO4
  4. POS3
  5. EPO1
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Sun Ok Park's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Sun Ok Park

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. Sun Ok Park's NPI number?

Dr. Sun Ok Park's NPI number is 1124177829. It was assigned on January 10, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Sun Ok Park?

Dr. Sun Ok Park is an infectious disease specialist in Los Angeles, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Sun Ok Park practice?

Dr. Park practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Park's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Park to 1 group practice or clinic, 1 other site, 1 urgent care center and 1 medical group.

What is Dr. Sun Ok Park's office phone number?

The practice phone on file for Dr. Park is (323) 442-8656.

What is Dr. Sun Ok Park's medical license number?

Dr. Park's California license number on file is A103438, one of the licenses on file in 4 states.

Which states has Dr. Sun Ok Park been licensed in?

Dmand AI has state licenses on file for Dr. Park in California (2008 to 2025), New York (2010 to 2025), Connecticut (2014 to 2015) and Wisconsin (2007 to 2013).

Which hospitals is Dr. Sun Ok Park affiliated with?

Dr. Park practices at Keck Hospital of USC in Los Angeles, California.

What medical group is Dr. Sun Ok Park part of?

Dr. Park is linked to USC Care Medical Group. Dmand AI links Dr. Park to 1 more medical group.

Does Dr. Sun Ok Park accept Medicare?

Yes. CMS data shows Dr. Park billed Medicare for 159 services in 2024, and Dr. Park accepts Medicare assignment.

Does Dr. Sun Ok Park offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Park as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Sun Ok Park see?

CMS counts 76 Medicare patients who saw Dr. Park in 2024, with an average age of 68.

Is Dr. Sun Ok Park board certified?

Yes. Dr. Park is board certified in infectious disease by the American Board of Internal Medicine.

What services does Dr. Sun Ok Park bill to Medicare?

In 2024, Dr. Park's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99222).

Where did Dr. Sun Ok Park go to medical school?

Dr. Park graduated from Hanyang University College of Medicine in 2001.

What drugs does Dr. Sun Ok Park prescribe most?

In 2024 Medicare Part D data, Dr. Park's most prescribed drugs by claims were Isoniazid and Fluconazole.

Has Dr. Sun Ok Park received payments from drug or device companies?

CMS Open Payments shows $333 in general payments to Dr. Park from 5 companies from 2017 to 2023. The largest total came from Ironwood Pharmaceuticals, Inc.

How long has Dr. Sun Ok Park been practicing?

Dr. Park graduated from medical school in 2001, 25 years ago.

Does Dr. Sun Ok Park do research?

Dmand AI links 7 publications to Dr. Park, published from 2012 to 2025.

Who does Dr. Sun Ok Park publish with?

Dr. Park's most frequent co-authors are Rodrigo Hasbun, MD, MPH (1 shared paper), Mona Kapadia, MD (1 shared paper) and Neha D. Nanda, MD (1 shared paper).

What insurance does Dr. Sun Ok Park accept?

Dr. Park is in network with 10 carriers, including Blue Cross Blue Shield of Michigan, Elevance and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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