Julia Diab, PA-C
NPI 1609582386 · Medical Physician Assistant · Phoenix, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julia Diab, PA-C is a Medical Physician Assistant provider in Phoenix, AZ (NPI 1609582386).
Provider details
- NPI number
- 1609582386
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 9571 (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
213 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 | 113 | $105 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 69 | $12 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 31 | $74 |
Typical Medicare-allowed amounts for these services range $12–$105 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 27 | 15 |
| Atorvastatin Calcium | 26 | 16 |
| Apixabanbrand: Eliquis | 21 | — |
| Rosuvastatin Calcium | 16 | 11 |
| Amlodipine Besylate | 15 | — |
| Losartan Potassium | 13 | — |
| Nifedipinebrand: Nifedipine Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,399 across 61 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
- 2023-01-26
- Last updated
- 2025-02-11
- Certified
- 2025-02-11
Frequently asked questions
- What is Julia Diab's NPI number?
- Julia Diab's National Provider Identifier (NPI) is 1609582386, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julia Diab's specialty?
- Julia Diab is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Julia Diab located?
- Julia Diab's practice location on file with NPPES is 3805 E Bell Rd Ste 3100, Phoenix, AZ 85032-2136.
- What is Julia Diab's phone number?
- The practice phone number listed in the NPPES registry for Julia Diab is (602) 867-8644.
- Does Julia Diab accept Medicare?
- Julia Diab is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julia Diab's NPI active?
- Yes — Julia Diab's NPI (1609582386) is active in the NPPES registry as of the last update on 2025-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.