Anastasia Piersa, MD
NPI 1023696564 · Anesthesiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anastasia Piersa, MD is a Anesthesiology Physician provider in Stanford, CA (NPI 1023696564).
Provider details
- NPI number
- 1023696564
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 288650 (MA)
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
5 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)
- 55 Fruit St Grb-444Boston, MA 02114-2696Phone: (617) 726-2000
Registry dates
- Enumerated
- 2021-03-29
- Last updated
- 2025-11-10
- Certified
- 2025-11-10
Frequently asked questions
- What is Anastasia Piersa's NPI number?
- Anastasia Piersa's National Provider Identifier (NPI) is 1023696564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anastasia Piersa's specialty?
- Anastasia Piersa is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Anastasia Piersa located?
- Anastasia Piersa's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Anastasia Piersa's phone number?
- The practice phone number listed in the NPPES registry for Anastasia Piersa is (650) 723-4000.
- Does Anastasia Piersa accept Medicare?
- Anastasia Piersa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anastasia Piersa's NPI active?
- Yes — Anastasia Piersa's NPI (1023696564) is active in the NPPES registry as of the last update on 2025-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.