Ruth Ayala, NP
NPI 1790155745 · Nurse Practitioner · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Ayala, NP is a Nurse Practitioner provider in Scottsdale, AZ (NPI 1790155745).
Provider details
- NPI number
- 1790155745
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 903350 (MS)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
411 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 292 | $104 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 61 | $137 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 58 | $105 |
Typical Medicare-allowed amounts for these services range $104–$137 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 124 | 43 |
| Ruxolitinib Phosphatebrand: Jakafi | 58 | 13 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 51 | 18 |
| Fluconazole | 45 | 16 |
| Levofloxacin | 31 | 13 |
| Prednisone | 30 | 13 |
| Omeprazole | 30 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-10-02
- Last updated
- 2022-11-08
- Certified
- 2022-11-08
Frequently asked questions
- What is Ruth Ayala's NPI number?
- Ruth Ayala's National Provider Identifier (NPI) is 1790155745, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Ayala's specialty?
- Ruth Ayala is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ruth Ayala located?
- Ruth Ayala's practice location on file with NPPES is 13400 E Shea Blvd, Scottsdale, AZ 85259-5452.
- What is Ruth Ayala's phone number?
- The practice phone number listed in the NPPES registry for Ruth Ayala is (480) 301-8000.
- Does Ruth Ayala accept Medicare?
- Ruth Ayala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Ayala's NPI active?
- Yes — Ruth Ayala's NPI (1790155745) is active in the NPPES registry as of the last update on 2022-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.