Iva Esparza, NP
NPI 1235801549 · Nurse Practitioner · Berkeley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Iva Esparza, NP is a Nurse Practitioner provider in Berkeley, CA (NPI 1235801549).
Provider details
- NPI number
- 1235801549
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10081 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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 tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 143 | 23 |
| Amlodipine Besylate | 134 | 15 |
| Metoprolol Succinate | 84 | — |
| Lisinopril | 63 | — |
| Escitalopram Oxalate | 62 | — |
| Metformin Hcl | 56 | — |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 375 Wampanoag TrlRiverside, RI 02915-2232Phone: (401) 649-4010Fax: (401) 649-4011
Registry dates
- Enumerated
- 2021-10-05
- Last updated
- 2026-03-19
- Certified
- 2026-03-19
Frequently asked questions
- What is Iva Esparza's NPI number?
- Iva Esparza's National Provider Identifier (NPI) is 1235801549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iva Esparza's specialty?
- Iva Esparza is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Iva Esparza located?
- Iva Esparza's practice location on file with NPPES is 2850 Telegraph Ave Ste 110, Berkeley, CA 94705-1159.
- What is Iva Esparza's phone number?
- The practice phone number listed in the NPPES registry for Iva Esparza is (510) 204-8140.
- Does Iva Esparza accept Medicare?
- Iva Esparza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Iva Esparza's NPI active?
- Yes — Iva Esparza's NPI (1235801549) is active in the NPPES registry as of the last update on 2026-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.