Julie Jaffe, M.D.
NPI 1801942008 · Hematology & Oncology Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julie Jaffe, M.D. is a Hematology & Oncology Physician provider in Santa Cruz, CA (NPI 1801942008).
Provider details
- NPI number
- 1801942008
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A112966 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-28
- Last updated
- 2022-11-03
- Certified
- 2022-11-03
Frequently asked questions
- What is Julie Jaffe's NPI number?
- Julie Jaffe's National Provider Identifier (NPI) is 1801942008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Jaffe's specialty?
- Julie Jaffe is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Julie Jaffe located?
- Julie Jaffe's practice location on file with NPPES is 1779 Dominican Way Ste B, Santa Cruz, CA 95065-1526.
- What is Julie Jaffe's phone number?
- The practice phone number listed in the NPPES registry for Julie Jaffe is (831) 427-7110.
- Does Julie Jaffe accept Medicare?
- Julie Jaffe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julie Jaffe's NPI active?
- Yes — Julie Jaffe's NPI (1801942008) is active in the NPPES registry as of the last update on 2022-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.