Brian Wang, D.O.
NPI 1235591181 · Nephrology Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Wang, D.O. is a Nephrology Physician provider in Newport Beach, CA (NPI 1235591181).
Provider details
- NPI number
- 1235591181
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,817 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 638 | $81 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 351 | $177 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 264 | $122 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 198 | $178 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $125 |
| Critical Care, First 30-74 Minutes99291 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 67 | 22 |
| Amlodipine Besylate | 63 | 24 |
| Calcitriol | 50 | 20 |
| Dapagliflozin Propanediolbrand: Farxiga | 49 | 12 |
| Hydralazine Hcl | 34 | — |
| Allopurinol | 33 | — |
| Patiromer Calcium Sorbitexbrand: Veltassa | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,071 across 90 records (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
Additional practice locations (2)
- 400 N Pepper AveColton, CA 92324-1801Phone: (909) 580-6266
- 101 the City Dr SOrange, CA 92868Phone: (714) 456-5413
Registry dates
- Enumerated
- 2016-03-22
- Last updated
- 2023-03-07
- Certified
- 2021-03-11
Frequently asked questions
- What is Brian Wang's NPI number?
- Brian Wang's National Provider Identifier (NPI) is 1235591181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Wang's specialty?
- Brian Wang is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Wang located?
- Brian Wang's practice location on file with NPPES is 1501 Superior Ave Ste 205, Newport Beach, CA 92663-3640.
- What is Brian Wang's phone number?
- The practice phone number listed in the NPPES registry for Brian Wang is (949) 642-4974.
- Does Brian Wang accept Medicare?
- Brian Wang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Wang's NPI active?
- Yes — Brian Wang's NPI (1235591181) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.