Daniel Oh, M.D.
NPI 1891790614 · Surgery Physician · Santa Maria, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Oh, M.D. is a Surgery Physician provider in Santa Maria, CA (NPI 1891790614).
Provider details
- NPI number
- 1891790614
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36237 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
675 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 176 | $95 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 80 | $172 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $133 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 68 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 50 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$59 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-17
- Last updated
- 2020-12-03
- Certified
- 2020-12-03
Frequently asked questions
- What is Daniel Oh's NPI number?
- Daniel Oh's National Provider Identifier (NPI) is 1891790614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Oh's specialty?
- Daniel Oh is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Oh located?
- Daniel Oh's practice location on file with NPPES is 316 S Stratford Ave, Santa Maria, CA 93454-5908.
- What is Daniel Oh's phone number?
- The practice phone number listed in the NPPES registry for Daniel Oh is (805) 348-3700.
- Does Daniel Oh accept Medicare?
- Daniel Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Oh's NPI active?
- Yes — Daniel Oh's NPI (1891790614) is active in the NPPES registry as of the last update on 2020-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.