Mercedes Szpunar, MD
NPI 1912312380 · Psychiatry Physician · Boston, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mercedes Szpunar, MD is a Psychiatry Physician provider in Boston, MA (NPI 1912312380).
Provider details
- NPI number
- 1912312380
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A137678 (CA)
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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 1 Hoag DrNewport Beach, CA 92663-4162Phone: (949) 764-4624Fax: (949) 764-7223
- 15 Parkman StBoston, MA 02114-3117Phone: (617) 726-2961
Registry dates
- Enumerated
- 2014-06-24
- Last updated
- 2020-08-28
- Certified
- 2020-08-28
Frequently asked questions
- What is Mercedes Szpunar's NPI number?
- Mercedes Szpunar's National Provider Identifier (NPI) is 1912312380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mercedes Szpunar's specialty?
- Mercedes Szpunar is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mercedes Szpunar located?
- Mercedes Szpunar's practice location on file with NPPES is 185 Cambridge St, Boston, MA 02114-2790.
- What is Mercedes Szpunar's phone number?
- The practice phone number listed in the NPPES registry for Mercedes Szpunar is (617) 724-7792.
- Does Mercedes Szpunar accept Medicare?
- Mercedes Szpunar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mercedes Szpunar's NPI active?
- Yes — Mercedes Szpunar's NPI (1912312380) is active in the NPPES registry as of the last update on 2020-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.