Arianna Lanier, FNP
NPI 1669137089 · Family Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arianna Lanier, FNP is a Family Nurse Practitioner provider in Los Angeles, CA (NPI 1669137089).
Provider details
- NPI number
- 1669137089
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95018951 (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 tenure28% of score
4 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
64 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $84 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 12 | $84 |
Typical Medicare-allowed amounts for these services range $84–$84 (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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 112 | 51 |
| Levothyroxine Sodium | 108 | 56 |
| Amlodipine Besylate | 105 | 57 |
| Losartan Potassium | 89 | 39 |
| Metformin Hcl | 87 | 40 |
| Pantoprazole Sodium | 68 | 38 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-11-01
- Last updated
- 2022-05-09
- Certified
- 2022-05-09
Frequently asked questions
- What is Arianna Lanier's NPI number?
- Arianna Lanier's National Provider Identifier (NPI) is 1669137089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arianna Lanier's specialty?
- Arianna Lanier is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Arianna Lanier located?
- Arianna Lanier's practice location on file with NPPES is 303 Loma Dr, Los Angeles, CA 90017-1103.
- What is Arianna Lanier's phone number?
- The practice phone number listed in the NPPES registry for Arianna Lanier is (323) 636-1140.
- Does Arianna Lanier accept Medicare?
- Arianna Lanier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arianna Lanier's NPI active?
- Yes — Arianna Lanier's NPI (1669137089) is active in the NPPES registry as of the last update on 2022-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.