Miriam Guarino, ANP-C
NPI 1578510566 · Adult Health Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Miriam Guarino, ANP-C is a Adult Health Nurse Practitioner provider in Phoenix, AZ (NPI 1578510566).
Provider details
- NPI number
- 1578510566
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ANP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP1308 (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 tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 91 | 16 |
| Atorvastatin Calcium | 91 | 18 |
| Levothyroxine Sodium | 80 | 13 |
| Lisinopril | 78 | 12 |
| Furosemide | 70 | — |
| Sertraline Hcl | 64 | — |
| Potassium Chloride | 59 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 2 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
- 2006-05-27
- Last updated
- 2011-10-21
Frequently asked questions
- What is Miriam Guarino's NPI number?
- Miriam Guarino's National Provider Identifier (NPI) is 1578510566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Miriam Guarino's specialty?
- Miriam Guarino is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Miriam Guarino located?
- Miriam Guarino's practice location on file with NPPES is 4530 E Muirwood Dr, Phoenix, AZ 85048-7639.
- What is Miriam Guarino's phone number?
- The practice phone number listed in the NPPES registry for Miriam Guarino is (480) 961-2303.
- Does Miriam Guarino accept Medicare?
- Miriam Guarino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Miriam Guarino's NPI active?
- Yes — Miriam Guarino's NPI (1578510566) is active in the NPPES registry as of the last update on 2011-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.