Physician Profile
Unclaimed ProfileAbout OH
Based in Orinda, CA, Frederick Sewoong Oh, M.D. is listed in the NPI registry under family practice. Frederick is also listed as specialising in family medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Oh?
Dr. Oh is a family practice in Orinda, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
What is Dr. Oh's address?
Dr. Oh is listed at 12 CAMINO ENCINAS, Orinda, CA 94563. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Oh?
The number on file is (510) 204-8180. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Oh's NPI number?
Dr. Oh's National Provider Identifier is 1083840458. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Oh train?
Dr. Oh attended Other, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Oh been practising?
Dr. Oh has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Oh perform?
According to Medicare billing data, Dr. Oh performs procedures including removal of impacted ear wax by washing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Oh confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oh. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (510) 204-8180
- Email not available
Practice Locations
12 CAMINO ENCINAS
Orinda, CA 94563
Procedures Most Often Billed to Medicare
491 services · 482 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of impacted ear wax by washing | Procedure | 69209 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
157 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
113 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
99 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
36 |
| Automated urinalysis test | Lab test | 81003 |
28 |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
20 |
| Urinalysis, manual test | Lab test | 81002 |
14 |
| Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus | Lab test | 87637 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family practices at this location 5
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax by washing 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.