Joanna Halkias, MD
NPI 1255537163 · Neonatal-Perinatal Medicine Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Halkias, MD is a Neonatal-Perinatal Medicine Physician provider in Berkeley, CA (NPI 1255537163).
Provider details
- NPI number
- 1255537163
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A83656 (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
- 2007-06-26
- Last updated
- 2026-02-06
- Certified
- 2026-02-06
Frequently asked questions
- What is Joanna Halkias's NPI number?
- Joanna Halkias's National Provider Identifier (NPI) is 1255537163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Halkias's specialty?
- Joanna Halkias is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Halkias located?
- Joanna Halkias's practice location on file with NPPES is 2450 Ashby Ave, Berkeley, CA 94705-2067.
- What is Joanna Halkias's phone number?
- The practice phone number listed in the NPPES registry for Joanna Halkias is (510) 204-1626.
- Does Joanna Halkias accept Medicare?
- Joanna Halkias is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Halkias's NPI active?
- Yes — Joanna Halkias's NPI (1255537163) is active in the NPPES registry as of the last update on 2026-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.