Elizabeth Martinez, FNP
NPI 1235789181 · Nurse Practitioner · Irvine, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Martinez, FNP is a Nurse Practitioner provider in Irvine, CA (NPI 1235789181).
Provider details
- NPI number
- 1235789181
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95012779 (CA)
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 tenure25% of score
6 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
547 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 357 | $97 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 126 | $67 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 48 | $68 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 16 | $162 |
Typical Medicare-allowed amounts for these services range $67–$162 (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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 73 | 13 |
| Escitalopram Oxalate | 53 | — |
| Atorvastatin Calcium | 49 | — |
| Amlodipine Besylate | 46 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 44 | 11 |
| Apixabanbrand: Eliquis | 42 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$101 across 5 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)
- 2976 Royal Palm Dr Apt CCosta Mesa, CA 92626-3833Phone: (949) 351-3159
Registry dates
- Enumerated
- 2019-09-12
- Last updated
- 2024-08-15
- Certified
- 2024-08-15
Frequently asked questions
- What is Elizabeth Martinez's NPI number?
- Elizabeth Martinez's National Provider Identifier (NPI) is 1235789181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Martinez's specialty?
- Elizabeth Martinez is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Martinez located?
- Elizabeth Martinez's practice location on file with NPPES is 18021 Sky Park Cir Ste G, Irvine, CA 92614-6569.
- What is Elizabeth Martinez's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Martinez is (714) 432-1400.
- Does Elizabeth Martinez accept Medicare?
- Elizabeth Martinez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Martinez's NPI active?
- Yes — Elizabeth Martinez's NPI (1235789181) is active in the NPPES registry as of the last update on 2024-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.