John Cho, M.D.
NPI 1063541654 · Internal Medicine Physician · Sylmar, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Cho, M.D. is a Internal Medicine Physician provider in Sylmar, CA (NPI 1063541654).
Provider details
- NPI number
- 1063541654
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A89311 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Budesonide/Formoterol Fumaratebrand: Breyna | 216 | 78 |
| Tiotropium Bromidebrand: Spiriva Respimat | 169 | 63 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 144 | 82 |
| Montelukast Sodium | 137 | 41 |
| Prednisone | 70 | 36 |
| Ciclesonidebrand: Alvesco | 47 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-02
- Last updated
- 2021-10-13
- Certified
- 2021-10-13
Frequently asked questions
- What is John Cho's NPI number?
- John Cho's National Provider Identifier (NPI) is 1063541654, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cho's specialty?
- John Cho is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Cho located?
- John Cho's practice location on file with NPPES is 14445 Olive View Drive, North Annex, Sylmar, CA 91342.
- What is John Cho's phone number?
- The practice phone number listed in the NPPES registry for John Cho is (818) 364-3632.
- Does John Cho accept Medicare?
- John Cho is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Cho's NPI active?
- Yes — John Cho's NPI (1063541654) is active in the NPPES registry as of the last update on 2021-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.