May Cho, M.D
NPI 1619263514 · Hematology & Oncology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
May Cho, M.D is a Hematology & Oncology Physician provider in Orange, CA (NPI 1619263514).
Provider details
- NPI number
- 1619263514
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- 2011017398 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
15 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$149 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
Additional practice locations (1)
- 1500 Duarte RdDuarte, CA 91010-3012Phone: (800) 826-4673
Registry dates
- Enumerated
- 2011-06-20
- Last updated
- 2025-04-17
- Certified
- 2025-04-17
Frequently asked questions
- What is May Cho's NPI number?
- May Cho's National Provider Identifier (NPI) is 1619263514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is May Cho's specialty?
- May Cho is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is May Cho located?
- May Cho's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is May Cho's phone number?
- The practice phone number listed in the NPPES registry for May Cho is (714) 880-7812.
- Does May Cho accept Medicare?
- May Cho is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is May Cho's NPI active?
- Yes — May Cho's NPI (1619263514) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.