Alice Costen, APN , DNP
NPI 1629047543 · Adult Health Nurse Practitioner · Torrance, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alice Costen, APN , DNP is a Adult Health Nurse Practitioner provider in Torrance, CA (NPI 1629047543).
Provider details
- NPI number
- 1629047543
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN , DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95028533 (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 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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 701 | 191 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 254 | 67 |
| Gabapentin | 199 | 75 |
| Tramadol Hcl | 113 | 35 |
| Diclofenac Sodium | 104 | 40 |
| Oxycodone Hcl | 91 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$976 across 29 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
- 2006-03-14
- Last updated
- 2024-02-19
- Certified
- 2024-02-19
Frequently asked questions
- What is Alice Costen's NPI number?
- Alice Costen's National Provider Identifier (NPI) is 1629047543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alice Costen's specialty?
- Alice Costen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alice Costen located?
- Alice Costen's practice location on file with NPPES is 23530 Hawthorne Blvd Ste 290, Torrance, CA 90505-4713.
- What is Alice Costen's phone number?
- The practice phone number listed in the NPPES registry for Alice Costen is (424) 903-7007.
- Does Alice Costen accept Medicare?
- Alice Costen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alice Costen's NPI active?
- Yes — Alice Costen's NPI (1629047543) is active in the NPPES registry as of the last update on 2024-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.