Joseph Cha, M.D.
NPI 1902003668 · Nephrology Physician · Woodland Hills, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Cha, M.D. is a Nephrology Physician provider in Woodland Hills, CA (NPI 1902003668).
Provider details
- NPI number
- 1902003668
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A108677 (CA)
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 tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Spironolactone | 123 | 45 |
| Empagliflozinbrand: Jardiance | 119 | 51 |
| Losartan Potassium | 112 | 42 |
| Lisinopril | 91 | 36 |
| Amlodipine Besylate | 90 | 33 |
| Furosemide | 90 | 42 |
| Atorvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-27
- Last updated
- 2021-12-08
Frequently asked questions
- What is Joseph Cha's NPI number?
- Joseph Cha's National Provider Identifier (NPI) is 1902003668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Cha's specialty?
- Joseph Cha is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Cha located?
- Joseph Cha's practice location on file with NPPES is 5601 De Soto Ave, Woodland Hills, CA 91367-6701.
- What is Joseph Cha's phone number?
- The practice phone number listed in the NPPES registry for Joseph Cha is (818) 719-4754.
- Does Joseph Cha accept Medicare?
- Joseph Cha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Cha's NPI active?
- Yes — Joseph Cha's NPI (1902003668) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.