Cynthia Martinez, FNP-C
NPI 1538846159 · Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Martinez, FNP-C is a Nurse Practitioner provider in Phoenix, AZ (NPI 1538846159).
Provider details
- NPI number
- 1538846159
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 150394 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
2 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
453 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 | 175 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 123 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 59 | $75 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 28 | $12 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 27 | $10 |
| Simple Bladder Irrigation And/Or Instillation |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 42 | 30 |
| Finasteride | 24 | 15 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 14 | 12 |
| Doxycycline Hyclate | 13 | 12 |
| Vibegronbrand: Gemtesa | 13 | — |
| Testosterone Cypionate | 11 | — |
| Fluconazole | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$439 across 21 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
- 2023-07-05
- Last updated
- 2025-03-21
- Certified
- 2025-03-21
Frequently asked questions
- What is Cynthia Martinez's NPI number?
- Cynthia Martinez's National Provider Identifier (NPI) is 1538846159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Martinez's specialty?
- Cynthia Martinez is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Martinez located?
- Cynthia Martinez's practice location on file with NPPES is 2902 W Agua Fria Fwy Ste 1000, Phoenix, AZ 85027-3969.
- What is Cynthia Martinez's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Martinez is (623) 582-6420.
- Does Cynthia Martinez accept Medicare?
- Cynthia Martinez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Martinez's NPI active?
- Yes — Cynthia Martinez's NPI (1538846159) is active in the NPPES registry as of the last update on 2025-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.