Christine Sieberg Madariaga, PHD
NPI 1578854238 · Psychologist · Boston, MA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Sieberg Madariaga, PHD is a Psychologist provider in Boston, MA (NPI 1578854238).
Provider details
- NPI number
- 1578854238
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 9339 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-04-28
- Last updated
- 2024-01-29
- Certified
- 2024-01-29
Frequently asked questions
- What is Christine Sieberg Madariaga's NPI number?
- Christine Sieberg Madariaga's National Provider Identifier (NPI) is 1578854238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Sieberg Madariaga's specialty?
- Christine Sieberg Madariaga is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Christine Sieberg Madariaga located?
- Christine Sieberg Madariaga's practice location on file with NPPES is Massachusetts General Hospital, Boston, MA 02114.
- What is Christine Sieberg Madariaga's phone number?
- The practice phone number listed in the NPPES registry for Christine Sieberg Madariaga is (617) 724-7792.
- Does Christine Sieberg Madariaga accept Medicare?
- Christine Sieberg Madariaga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Sieberg Madariaga's NPI active?
- Yes — Christine Sieberg Madariaga's NPI (1578854238) is active in the NPPES registry as of the last update on 2024-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.