Dena Haddad, PA-C
NPI 1538870548 · Endocrinology, Diabetes & Metabolism Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dena Haddad, PA-C is a Endocrinology, Diabetes & Metabolism Physician provider in Scottsdale, AZ (NPI 1538870548).
Provider details
- NPI number
- 1538870548
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10011 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
352 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) |
|---|---|---|
| Measurement of Antibody for Assessment of Autoimmune Disorder, Any Method86235 | 117 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $104 |
| Cardiolipin Antibody (tissue Antibody) Measurement86147 | 39 | $25 |
| Beta 2 Glycoprotein 1 Antibody (autoantibody) Measurement86146 | 38 | $25 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 21 | $137 |
| Screening Test for Autoimmune Disorder86038 | 13 | $12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 134 | 74 |
| Hydroxychloroquine Sulfate | 105 | 62 |
| Prednisone | 83 | 39 |
| Methylprednisolone | 69 | 52 |
| Leflunomide | 45 | 27 |
| Allopurinol | 36 | 20 |
| Tramadol Hcl | 33 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,861 across 294 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
Additional practice locations (1)
- 5520 W Chandler Blvd Ste 3Chandler, AZ 85226-3693Phone: (602) 266-8463Fax: (602) 266-0122
Registry dates
- Enumerated
- 2022-12-09
- Last updated
- 2025-02-07
- Certified
- 2025-02-07
Frequently asked questions
- What is Dena Haddad's NPI number?
- Dena Haddad's National Provider Identifier (NPI) is 1538870548, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dena Haddad's specialty?
- Dena Haddad is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Dena Haddad located?
- Dena Haddad's practice location on file with NPPES is 9328 E Raintree Dr, Scottsdale, AZ 85260-2098.
- What is Dena Haddad's phone number?
- The practice phone number listed in the NPPES registry for Dena Haddad is (602) 266-8463.
- Does Dena Haddad accept Medicare?
- Dena Haddad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dena Haddad's NPI active?
- Yes — Dena Haddad's NPI (1538870548) is active in the NPPES registry as of the last update on 2025-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.