Gabriela Guez, M.D.
NPI 1285046797 · Emergency Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gabriela Guez, M.D. is a Emergency Medicine Physician provider in Boston, MA (NPI 1285046797).
Provider details
- NPI number
- 1285046797
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD459600 (PA)
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 tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
79 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 37 | $179 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 22 | $124 |
| Critical Care, First 30-74 Minutes99291 | 20 | $220 |
Typical Medicare-allowed amounts for these services range $124–$220 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 3401 N Broad StPhiladelphia, PA 19140-5103Phone: (215) 707-5030Fax: (215) 707-3494
Registry dates
- Enumerated
- 2014-06-02
- Last updated
- 2023-06-02
- Certified
- 2023-06-02
Frequently asked questions
- What is Gabriela Guez's NPI number?
- Gabriela Guez's National Provider Identifier (NPI) is 1285046797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gabriela Guez's specialty?
- Gabriela Guez is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gabriela Guez located?
- Gabriela Guez's practice location on file with NPPES is 1 Boston Medical Ctr Pl, Boston, MA 02118-2908.
- What is Gabriela Guez's phone number?
- The practice phone number listed in the NPPES registry for Gabriela Guez is (617) 414-5481.
- Does Gabriela Guez accept Medicare?
- Gabriela Guez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gabriela Guez's NPI active?
- Yes — Gabriela Guez's NPI (1285046797) is active in the NPPES registry as of the last update on 2023-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.