Erica Buck, N.P.
Nurse Practitioner · El Segundo, CA
Erica Buck, N.P. is a nurse practitioner with a practice address in El Segundo, California, and NPI 1285847277, issued on May 7, 2007. Check the license (California NP11170, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erica Buck
- Credential
- N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- NP11170 CA
11170 CA
Self-reported in NPPES; status is on the state search - Practice location
- 390 N Pacific Coast Hwy Ste 1055, El Segundo, CA 90245
- Phone
- (310) 673-3945
- Enumerated
- May 7, 2007
- Entity
- Type 1 · individual
Also registered at 390 N Pacific Coast Hwy Ste 1055
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas Togioka, M.D.Cardiovascular Disease Physician1407876436
Verify Erica Buck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NP11170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
44% fewer Medicare Part D claims than the average nurse practitioner in 2024
642 Medicare Part D claims for 185 beneficiaries, against an average of 1,144 among the 50,277 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol (Twice Weekly)81 claims
- Metoprolol Succinate50 claims
- Progesterone45 claims
- Rosuvastatin Calcium31 claims
- Atorvastatin Calcium27 claims
- Furosemide27 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's Medicare quality score for 2023: 85.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $187.02
4 payments, mostly food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. The 36,168 providers of this specialty with any payment received $802.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Cedars-Sinai Medical Care FoundationEl Segundo, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Nurse Practitioner providers in California
There are 7,120 nurse practitioner records in California.
Other nurse practitioner records in California
- Barbara Aaronson, RN/NURSE PRACTITONERLos Angeles, CA1588988182
- Albert Aba, AGNPSan Francisco, CA1578353777
- Venice AbabatColton, CA1083240881
- Martha Ababneh, CNAEl Monte, CA1275118614
- Chelsea Abad, CRNP, AGPCNP - BCDuarte, CA1952848137
- Shayda Abadi, NPPalo Alto, CA1316745540
- Jessika Abarca, NPSan Fernando, CA1972263945
- Hangama Abassi, N.P.Walnut Creek, CA1487083655
- Elizabeth Abaunza, NPSan Francisco, CA1962044347
- Honeylynn Abaya, NPMoreno Valley, CA1528799145
Common questions
What is Erica Buck, N.P.'s NPI number?
Erica Buck, N.P.'s National Provider Identifier (NPI) is 1285847277, issued on May 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Erica Buck, N.P. located?
The NPPES record lists a practice address at 390 N Pacific Coast Hwy Ste 1055, El Segundo, CA, 90245. Phone: (310) 673-3945. Providers update this record themselves, so call before visiting.
How can I verify Erica Buck, N.P.'s license?
NPPES lists California license number NP11170, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Erica Buck, N.P. prescribe under Medicare Part D?
In 2024, Erica Buck, N.P. had 642 Medicare Part D claims for 185 beneficiaries; the average among nurse practitioner prescribers was 1,144. Part D covers Medicare prescriptions only.
What is Erica Buck, N.P.'s Medicare quality score?
The 2023 MIPS final score is 85.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.