Leon Ma, DO
NPI 1396494951 · Anesthesiology Physician · Maywood, IL
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leon Ma, DO is a Anesthesiology Physician provider in Maywood, IL (NPI 1396494951).
Provider details
- NPI number
- 1396494951
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
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 tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-21
- Last updated
- 2022-05-24
- Certified
- 2022-05-24
Frequently asked questions
- What is Leon Ma's NPI number?
- Leon Ma's National Provider Identifier (NPI) is 1396494951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon Ma's specialty?
- Leon Ma is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Leon Ma located?
- Leon Ma's practice location on file with NPPES is 2160 S 1st Ave, Maywood, IL 60153-3328.
- What is Leon Ma's phone number?
- The practice phone number listed in the NPPES registry for Leon Ma is (626) 922-9001.
- Does Leon Ma accept Medicare?
- Leon Ma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leon Ma's NPI active?
- Yes — Leon Ma's NPI (1396494951) is active in the NPPES registry as of the last update on 2022-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.