Dr. Moonmock Oh, MD
- Medicare services, 2024
- 4,075
- Medicare patients, 2024
- 149
- Part D claims, 2024
- 9,586
- Industry payments
- $14,573
- Affiliated sites
- 2
- Practice address
- 3500 Barranca Parkway, Suite #130, Irvine, CA 92606
- Practice phone
- Call (949) 552-6266
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Barranca Surgery Center
Surgery Center - Medicare-Certified · Irvine, California
Find Dr. Oh's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Moonmock Oh is a family medicine physician in Irvine, California
Dr. Oh practices at Barranca Surgery Center in Irvine, California.
Dr. Oh's NPI, 1902838881, was assigned on July 7, 2006. Dr. Oh graduated from Chung-Ang University College of Medicine in 1986. Dr. Oh holds California license A107209.
- NPI
- 1902838881NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365580040
- NPI enumeration date
- July 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (949) 552-6266
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Moonmock Oh practices at Barranca Surgery Center in Irvine, California
Dr. Oh's primary practice is Barranca Surgery Center, at 3500 Barranca Parkway, Suite #130, Irvine, CA 92606. The practice phone is (949) 552-6266.
- Barranca Surgery Center3500 Barranca Parkway, Suite #130, Irvine, CA 92606Phone(949) 552-6266
Source: Dmand AI Affiliation Data
Dr. Moonmock Oh is affiliated with 2 sites of care
Dr. Oh's primary practice is Barranca Surgery Center in Irvine, California. Dmand AI also links Dr. Oh to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Moonmock Oh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oh practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barranca Surgery Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Moonmock Oh is one of 15,680 family medicine physicians in California
Family medicine is Dr. Oh's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Oh is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Oh's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
- Michigan license
Clinical focus
Dmand AI lists acute gastroduodenitis, acute skin infection, alzheimer's disease, aneurysm, anxiety, arterial blot clot /embolism, arthritis and asthma among the conditions Dr. Oh treats.
Family medicine physicians near Dr. Oh
Counts of family medicine physicians 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. Moonmock Oh billed Medicare for 4,075 services in 2024
CMS data shows 4,075 Medicare services from Dr. Oh across 22 procedure codes in 2024, for 149 Medicare patients. Medicare paid $203,215 for them. Every service was in an office.
Dr. Oh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,5072024: 3,3435%
- Other services
- 2023: 1172024: 267128%
- Surgery
- 2023: 3102024: 24023%
- Tests and treatments
- 2023: 1842024: 14123%
- Imaging
- 2023: 252024: 50100%
- Drugs given in the office
- 2023: 402024: 3415%
Dr. Oh compared with the California median for family medicine physicians, 2024
- Dr. Oh
- California median
- Medicare services
- 4,075vs 24616.6 times
- Medicare patients
- 149vs 11826% above
- Part D claims
- 9,015vs 83310.8 times
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Oh'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oh and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Moonmock Oh treated 149 Medicare patients in 2024, average age 77
CMS counts 149 Medicare patients who saw Dr. Oh in 2024. The largest group is 75 to 84, with 63 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oh's median patient age at 60, with 48% women.
Dr. Oh's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Oh's Medicare patients by sex, 2024
- Women7852%
- Men7148%
Chronic conditions among Dr. Oh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes37%
- Arthritis35%
- Mood disorders34%
- Depression32%
- Chronic kidney disease25%
- Alzheimer's and dementia22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oh'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
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Moonmock Oh wrote 9,586 Medicare Part D claims in 2024
In 2024, Dr. Oh wrote 9,586 Medicare Part D claims for 598 patients. 88% of them were for generic drugs. CMS names the drug for 9,015 of them, across 112 drugs with 11 or more claims each, at $821,485 in total drug cost. In 2023, CMS named 8,535 claims across 109 drugs.
Dr. Oh's Part D claims by kind of drug, 2024
- Generic8,473 claims88%
- Brand-name1,036 claims11%
- Other77 claims1%
Dr. Oh'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. Oh's Part D claims, 2024
- Opioids0%45 of 9,586 claims
- Antibiotics3%331 of 9,586 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: 8,5352024: 9,0156%
Drugs named by CMS: 112 in 2024, 109 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
Dr. Moonmock Oh offers telehealth to Medicare patients
Dr. Oh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Oh as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Moonmock Oh received $14,573 in industry payments from 2016 to 2025
CMS Open Payments shows 380 general payments to Dr. Oh from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $3,623.
General payments to Dr. Oh by program year, 2016 to 2025
General payments to Dr. Oh by kind, 2016 to 2025
- Food and beverage$14,516100%
- Education$560%
Companies that paid Dr. Oh the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Moonmock Oh graduated from Chung-Ang University College of Medicine
Dr. Oh graduated from Chung-Ang University College of Medicine in 1986.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Moonmock Oh accepts plans from 15 insurance carriers
Dr. Oh is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Molina
- +7 more carriersWith a free account
Plan types Dr. Oh accepts, by number of carriers
- PPO9
- HMO8
- Medicare8
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Moonmock Oh'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Moonmock Oh
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. Moonmock Oh's NPI number?
Dr. Moonmock Oh's NPI number is 1902838881. It was assigned on July 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Moonmock Oh?
Dr. Moonmock Oh is a family medicine physician in Irvine, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Moonmock Oh practice?
Dr. Oh practices at 3500 Barranca Parkway, Suite #130, Irvine, CA 92606. Dr. Oh's primary practice is Barranca Surgery Center in Irvine, California. Dmand AI also links Dr. Oh to 1 physician office.
What is Dr. Moonmock Oh's office phone number?
The practice phone on file for Dr. Oh is (949) 552-6266.
What is Dr. Moonmock Oh's medical license number?
Dr. Oh holds California license A107209, one of the licenses on file in 2 states.
Which states has Dr. Moonmock Oh been licensed in?
Dmand AI has state licenses on file for Dr. Oh in California (2009 to 2026) and Michigan (2006 to 2009).
Does Dr. Moonmock Oh accept Medicare?
Yes. CMS data shows Dr. Oh billed Medicare for 4,075 services in 2024, and Dr. Oh accepts Medicare assignment.
Does Dr. Moonmock Oh offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Oh as offering telehealth services.
How many Medicare patients does Dr. Moonmock Oh see?
CMS counts 149 Medicare patients who saw Dr. Oh in 2024, with an average age of 77.
Is Dr. Moonmock Oh board certified?
Yes. Dr. Oh is board certified in family medicine by the American Board of Family Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Moonmock Oh bill to Medicare?
In 2024, Dr. Oh's most billed Medicare services were care management and other visits (99458), care management and other visits (99490) and care management and other visits (99457).
Where did Dr. Moonmock Oh go to medical school?
Dr. Oh graduated from Chung-Ang University College of Medicine in 1986.
What drugs does Dr. Moonmock Oh prescribe most?
In 2024 Medicare Part D data, Dr. Oh's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl ER.
Has Dr. Moonmock Oh received payments from drug or device companies?
CMS Open Payments shows $14,573 in general payments to Dr. Oh from 32 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Moonmock Oh been practicing?
Dr. Oh graduated from medical school in 1986, 40 years ago.
What insurance does Dr. Moonmock Oh accept?
Dr. Oh is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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