Anna Theresa Siao, M.D.
NPI 1912285875 · Neonatal-Perinatal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Theresa Siao, M.D. is a Neonatal-Perinatal Medicine Physician provider in Philadelphia, PA (NPI 1912285875).
Provider details
- NPI number
- 1912285875
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT198631 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-07-26
- Last updated
- 2021-12-16
Frequently asked questions
- What is Anna Theresa Siao's NPI number?
- Anna Theresa Siao's National Provider Identifier (NPI) is 1912285875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Theresa Siao's specialty?
- Anna Theresa Siao is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Theresa Siao located?
- Anna Theresa Siao's practice location on file with NPPES is 6712 Rising Sun Ave, Philadelphia, PA 19111-4673.
- What is Anna Theresa Siao's phone number?
- The practice phone number listed in the NPPES registry for Anna Theresa Siao is (215) 725-2105.
- Does Anna Theresa Siao accept Medicare?
- Anna Theresa Siao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Theresa Siao's NPI active?
- Yes — Anna Theresa Siao's NPI (1912285875) is active in the NPPES registry as of the last update on 2021-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.