Jonathan Zifferblatt, M.D.
NPI 1952648727 · General Practice Physician · La Jolla, CA
Jonathan Zifferblatt, M.D. is a General Practice Physician provider in La Jolla, CA (NPI 1952648727).
Provider details
- NPI number
- 1952648727
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A73596 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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.
$145 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
Registry dates
- Enumerated
- 2013-01-13
- Last updated
- 2022-08-05
- Certified
- 2022-08-05
Frequently asked questions
- What is Jonathan Zifferblatt's NPI number?
- Jonathan Zifferblatt's National Provider Identifier (NPI) is 1952648727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Zifferblatt's specialty?
- Jonathan Zifferblatt is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Zifferblatt located?
- Jonathan Zifferblatt's practice location on file with NPPES is 6246 Calle Veracruz, La Jolla, CA 92037-6918.
- What is Jonathan Zifferblatt's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Zifferblatt is (858) 230-1207.
- Is Jonathan Zifferblatt's NPI active?
- Yes — Jonathan Zifferblatt's NPI (1952648727) is active in the NPPES registry as of the last update on 2022-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.