Jessica Diaz, FNP-C
NPI 1598484917 · Nurse Practitioner · Gilbert, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jessica Diaz, FNP-C is a Nurse Practitioner provider in Gilbert, AZ (NPI 1598484917).
Provider details
- NPI number
- 1598484917
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 278654 (AZ)
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
3 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
310 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $105 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 29 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 27 | $74 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 27 | $15 |
| Advance Care Planning, First 30 Minutes99497 | 23 | $67 |
| Administration of a Standardized, Evidence-Based Social Determinants of Health Risk Assessment Tool, 5-15 MinutesG0136 | 22 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 180 | 76 |
| Levothyroxine Sodium | 154 | 60 |
| Amlodipine Besylate | 127 | 66 |
| Rosuvastatin Calcium | 114 | 52 |
| Lisinopril | 103 | 43 |
| Losartan Potassium | 99 | 50 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$584 across 26 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
- 2022-08-29
- Last updated
- 2023-01-24
- Certified
- 2023-01-24
Frequently asked questions
- What is Jessica Diaz's NPI number?
- Jessica Diaz's National Provider Identifier (NPI) is 1598484917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jessica Diaz's specialty?
- Jessica Diaz is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jessica Diaz located?
- Jessica Diaz's practice location on file with NPPES is 3303 E Baseline Rd Ste 203, Gilbert, AZ 85234-2728.
- What is Jessica Diaz's phone number?
- The practice phone number listed in the NPPES registry for Jessica Diaz is (480) 300-5388.
- Does Jessica Diaz accept Medicare?
- Jessica Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jessica Diaz's NPI active?
- Yes — Jessica Diaz's NPI (1598484917) is active in the NPPES registry as of the last update on 2023-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.