Mary Diaz-Garcia, APRN
NPI 1083012728 · Adult Health Nurse Practitioner · Jersey City, NJ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Diaz-Garcia, APRN is a Adult Health Nurse Practitioner provider in Jersey City, NJ (NPI 1083012728).
Provider details
- NPI number
- 1083012728
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 26NJ00539200 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
481 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 220 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 195 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 44 | $146 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 22 | $33 |
Typical Medicare-allowed amounts for these services range $15–$146 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 95 | 32 |
| Metformin Hclbrand: Metformin Hcl Er | 52 | 17 |
| Sitagliptin Phosphatebrand: Januvia | 45 | 12 |
| Metformin Hcl | 40 | 20 |
| Tirzepatidebrand: Mounjaro | 38 | 11 |
| Glimepiride | 31 | 13 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$619 across 36 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-12-11
- Last updated
- 2014-12-11
Frequently asked questions
- What is Mary Diaz-Garcia's NPI number?
- Mary Diaz-Garcia's National Provider Identifier (NPI) is 1083012728, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Diaz-Garcia's specialty?
- Mary Diaz-Garcia is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Diaz-Garcia located?
- Mary Diaz-Garcia's practice location on file with NPPES is 193 Palisade Ave, Jersey City, NJ 07306-1112.
- What is Mary Diaz-Garcia's phone number?
- The practice phone number listed in the NPPES registry for Mary Diaz-Garcia is (201) 656-1042.
- Does Mary Diaz-Garcia accept Medicare?
- Mary Diaz-Garcia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Diaz-Garcia's NPI active?
- Yes — Mary Diaz-Garcia's NPI (1083012728) is active in the NPPES registry as of the last update on 2014-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.