Julie Ma, MD
NPI 1487151593 · Pediatric Hematology & Oncology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julie Ma, MD is a Pediatric Hematology & Oncology Physician provider in Palo Alto, CA (NPI 1487151593).
Provider details
- NPI number
- 1487151593
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A173373 (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
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1935 Medical District DrDallas, TX 75235-7701Phone: (214) 456-2735
Registry dates
- Enumerated
- 2018-04-06
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Julie Ma's NPI number?
- Julie Ma's National Provider Identifier (NPI) is 1487151593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Ma's specialty?
- Julie Ma is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Julie Ma located?
- Julie Ma's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Julie Ma's phone number?
- The practice phone number listed in the NPPES registry for Julie Ma is (650) 497-8000.
- Does Julie Ma accept Medicare?
- Julie Ma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julie Ma's NPI active?
- Yes — Julie Ma's NPI (1487151593) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.