Dr. Sunah Oh, DO
- Medicare services, 2021
- 151
- Part D claims, 2024
- 33
- Hospital affiliations
- 1
- Industry payments
- $262
- Medical group
- 1
- Practice address
- 14445 Olive View Drive, Sylmar, CA 91342
- Practice phone
- Call (818) 364-1555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Sunah Oh is an internist in Sylmar, California
Dr. Oh practices at Olive View-UCLA Medical Center in Sylmar, California, part of County of Los Angeles.
Dr. Oh's NPI, 1447225396, was assigned on February 22, 2006. Dr. Oh graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 1993. Dr. Oh holds New York license 200935.
- NPI
- 1447225396NPI Registry (opens in a new tab)
- NPI enumeration date
- February 22, 2006
- NPI status
- Active
- Practice phone
- (818) 364-1555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Sunah Oh practices at Olive View-UCLA Medical Center in Sylmar, California
Dr. Oh's primary practice is Olive View-UCLA Medical Center, at 14445 Olive View Drive, Sylmar, CA 91342 in Los Angeles County. The practice phone is (818) 364-1555.
- Olive View-UCLA Medical Center14445 Olive View Drive, Sylmar, CA 91342 · Los Angeles CountyPhone(818) 364-1555
Source: Dmand AI Affiliation Data
Dr. Sunah Oh is affiliated with 2 sites of care and 1 medical group
Dr. Oh's primary practice is Olive View-UCLA Medical Center in Sylmar, California, part of County of Los Angeles. The medical group on file is Doctor on Demand. Dmand AI also links Dr. Oh to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sunah 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 |
|---|---|
| Olive View-UCLA Medical 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. Sunah Oh is one of 16,751 internists in California
Internal medicine is Dr. Oh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Oh is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Oh's licenses on file in 15 states: New York, Michigan, Arkansas, California, District of Columbia, Maine, South Carolina, Tennessee, Texas, Arizona, Connecticut, Florida, Georgia, Illinois and Kentucky.
Specialties and state licenses
- Internal medicine, New YorkPrimary
- Michigan license
- Arkansas license
- California license
- District of Columbia license
- Maine license
- South Carolina license
- Tennessee license
- Texas license
- Arizona license
- Connecticut license
- Florida license
- Georgia license
- Illinois license
- Kentucky license
Clinical focus
Dmand AI lists heart valve disorders among the conditions Dr. Oh treats.
Internists near Dr. Oh
Counts of internists 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. Sunah Oh billed Medicare for 151 services in 2021
CMS data shows 151 Medicare services from Dr. Oh across 4 procedure codes in 2021, all of them office visits. Medicare paid $7,009 for them. Every service was in an office.
Dr. Oh's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 382021: 151297%
Dr. Oh compared with the California median for internists, 2021
- Dr. Oh
- California median
- Medicare services
- 151vs 36158% below
- Part D claims
- 126vs 42170% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Oh's most billed Medicare procedure codes, 2021
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. Oh?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oh and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sunah Oh's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Oh's median patient age at 49, with 65% women.
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 49
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
Dr. Sunah Oh wrote 33 Medicare Part D claims in 2024
In 2024, Dr. Oh wrote 33 Medicare Part D claims. 100% of them were for generic drugs. They cover 8 drugs, with $1,656 in total drug cost. In 2020, CMS named 11 claims across 1 drug.
Dr. Oh's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 112021: 1261045%
Drugs named by CMS: 8 in 2021, 1 in 2020.
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
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Dr. Sunah Oh received $262 in industry payments from 2016 to 2017
CMS Open Payments shows 3 general payments to Dr. Oh from 1 drug or device company from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $262.
General payments to Dr. Oh by program year, 2016 to 2017
Companies that paid Dr. Oh the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sunah Oh has 1 award and honors on record
Dmand AI lists 1 award for Dr. Oh, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Oh
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Sunah Oh graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury
Dr. Oh graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 1993.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Sunah Oh accepts plans from 3 insurance carriers
Dr. Oh is in network with 3 carriers, including Highmark, CMS Medicare and NY State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Highmark
- CMS Medicare
- NY State Medicaid
Plan types Dr. Oh accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sunah 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 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) |
| 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. Sunah 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. Sunah Oh's NPI number?
Dr. Sunah Oh's NPI number is 1447225396. It was assigned on February 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sunah Oh?
Dr. Sunah Oh is an internist in Sylmar, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sunah Oh practice?
Dr. Oh practices at 14445 Olive View Drive, Sylmar, CA 91342. Dr. Oh's primary practice is Olive View-UCLA Medical Center in Sylmar, California, part of County of Los Angeles. Dmand AI also links Dr. Oh to 1 group practice or clinic.
What is Dr. Sunah Oh's office phone number?
The practice phone on file for Dr. Oh is (818) 364-1555.
What is Dr. Sunah Oh's medical license number?
Dr. Oh holds New York license 200935, one of the licenses on file in 15 states.
Which states has Dr. Sunah Oh been licensed in?
Dmand AI has state licenses on file for Dr. Oh in New York (1995 to 2027), Michigan (2025 to 2028), Arkansas (2016 to 2027), California (2025 to 2027), District of Columbia (2017 to 2027), Maine (2022 to 2027), South Carolina (2016 to 2027), Tennessee (2016 to 2027), Texas (2022 to 2027), Arizona (2025 to 2026), Connecticut (2025 to 2026), Florida (2025 to 2026), Georgia (2016 to 2026), Illinois (2025 to 2026) and Kentucky (2016 to 2026).
Which hospitals is Dr. Sunah Oh affiliated with?
Dr. Oh practices at Olive View-UCLA Medical Center in Sylmar, California.
What medical group is Dr. Sunah Oh part of?
Dr. Oh is linked to Doctor on Demand.
Does Dr. Sunah Oh accept Medicare?
Yes. CMS data shows Dr. Oh billed Medicare for 151 services in 2021.
Is Dr. Sunah Oh board certified?
Yes. Dr. Oh is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Sunah Oh bill to Medicare?
In 2021, Dr. Oh's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).
Where did Dr. Sunah Oh go to medical school?
Dr. Oh graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 1993.
What drugs does Dr. Sunah Oh prescribe most?
In 2021 Medicare Part D data, Dr. Oh's most prescribed drugs by claims were Prednisone, Doxycycline Monohydrate and Albuterol Sulfate Hfa.
Has Dr. Sunah Oh received payments from drug or device companies?
CMS Open Payments shows $262 in general payments to Dr. Oh from 1 company from 2016 to 2017. The largest total came from Pfizer Inc.
How long has Dr. Sunah Oh been practicing?
Dr. Oh graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Sunah Oh accept?
Dr. Oh is in network with 3 carriers, including Highmark, CMS Medicare and NY State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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