Jason Chou, M.D.
NPI 1083051700 · Nephrology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Chou, M.D. is a Nephrology Physician provider in Orange, CA (NPI 1083051700).
Provider details
- NPI number
- 1083051700
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A125415 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
917 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 394 | $81 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 168 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 135 | $121 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 70 | $178 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 63 | $369 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 136 | 49 |
| Losartan Potassium | 117 | 33 |
| Hydralazine Hcl | 101 | 36 |
| Furosemide | 75 | 28 |
| Dapagliflozin Propanediolbrand: Farxiga | 63 | 13 |
| Nifedipinebrand: Nifedipine Er | 51 | 21 |
| Lisinopril | 46 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-04
- Last updated
- 2017-09-15
Frequently asked questions
- What is Jason Chou's NPI number?
- Jason Chou's National Provider Identifier (NPI) is 1083051700, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Chou's specialty?
- Jason Chou is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Chou located?
- Jason Chou's practice location on file with NPPES is 101 the City Dr S Ste 400, Orange, CA 92868-3201.
- What is Jason Chou's phone number?
- The practice phone number listed in the NPPES registry for Jason Chou is (714) 456-5142.
- Does Jason Chou accept Medicare?
- Jason Chou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Chou's NPI active?
- Yes — Jason Chou's NPI (1083051700) is active in the NPPES registry as of the last update on 2017-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.