Maria-Gisela Mercado-Deane, M.D.
NPI 1851319057 · Diagnostic Radiology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria-Gisela Mercado-Deane, M.D. is a Diagnostic Radiology Physician provider in San Antonio, TX (NPI 1851319057).
Provider details
- NPI number
- 1851319057
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 35-086062 (OH)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,737 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 554 | $8 |
| X-Ray of Chest, 2 Views71046 | 108 | $10 |
| Ct Scan Head Or Brain Without Contrast70450 | 105 | $37 |
| Screening 3d Breast Mammography77063 | 75 | $48 |
| Screening Mammography77067 | 73 | $113 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 58 | $81 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2016-02-25
Frequently asked questions
- What is Maria-Gisela Mercado-Deane's NPI number?
- Maria-Gisela Mercado-Deane's National Provider Identifier (NPI) is 1851319057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria-Gisela Mercado-Deane's specialty?
- Maria-Gisela Mercado-Deane is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Maria-Gisela Mercado-Deane located?
- Maria-Gisela Mercado-Deane's practice location on file with NPPES is 333 N Santa Rosa St, San Antonio, TX 78207-3108.
- What is Maria-Gisela Mercado-Deane's phone number?
- The practice phone number listed in the NPPES registry for Maria-Gisela Mercado-Deane is (210) 704-2467.
- Does Maria-Gisela Mercado-Deane accept Medicare?
- Maria-Gisela Mercado-Deane is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria-Gisela Mercado-Deane's NPI active?
- Yes — Maria-Gisela Mercado-Deane's NPI (1851319057) is active in the NPPES registry as of the last update on 2016-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.