Fredrick A. Carlston, NP
Acute Care Nurse Practitioner · Los Angeles, CA
Fredrick A. Carlston, NP is an acute care nurse practitioner with a practice address in Los Angeles, California, and NPI 1609161488, issued on Jun 9, 2011. Check the license (California NP20259, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Fredrick A. Carlston
- Credential
- NP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- NP20259 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1500 San Pablo St, Los Angeles, CA 90033
- Phone
- (323) 442-8500
- Enumerated
- Jun 9, 2011
- Record last updated
- Nov 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20120125000071); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,810 in California → Look up another NPI →
Also registered at 1500 San Pablo St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Taaha Adamji, MDStudent in an Organized Health Care Education/Training Program1770414377
- Nikhil AggarwalStudent in an Organized Health Care Education/Training Program1144029596
Verify Fredrick A. Carlston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NP20259Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
442 Medicare Part D claims for 134 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Clopidogrel100 claims
- Atorvastatin Calcium43 claims
- Eliquis26 claims
- Isosorbide Mononitrate Er24 claims
- Farxiga21 claims
- Metoprolol Succinate21 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.
Industry payments in 2024: $25.88
2 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 10,984 providers of this specialty with any payment received $647.94 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.
Bills Medicare through one group practice
- Usc Care Medical Group IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fredrick A. Carlston among 1,810 acute care nurse practitioner records in California
Fredrick A. Carlston, NP is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 18% of them.
- NPI issued2011 · 18% of these records are older, 79% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2010 · median 2018 among the 993 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in California
There are 1,810 acute care nurse practitioner records in California.
All 1,810 in California → Every provider in Los Angeles → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Ana Barajas, NPLos Angeles, CA 900331578661864
- Carrie Chan, NPLos Angeles, CA 900331679881254
- Francine Chen, NP, APRN-BCLos Angeles, CA 900331972711893
- Beverly Daniel, NPLos Angeles, CA 900331841453693
- Yvonne Esmailian, NPLos Angeles, CA 900331487689865
- Mary HuntsingerLos Angeles, CA 900331285674960
- Michiko KarubeLos Angeles, CA 900331164645966
- Paige Larrabee, ACNP-BCLos Angeles, CA 900331083812135
Common questions
What is Fredrick A. Carlston, NP's NPI number?
Fredrick A. Carlston, NP's National Provider Identifier (NPI) is 1609161488, issued on Jun 9, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Fredrick A. Carlston, NP located?
The NPPES record lists a practice address at 1500 San Pablo St, Los Angeles, CA, 90033. Phone: (323) 442-8500. Providers update this record themselves, so call before visiting.
How can I verify Fredrick A. Carlston, NP's license?
NPPES lists California license number NP20259, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Fredrick A. Carlston, NP prescribe under Medicare Part D?
In 2024, Fredrick A. Carlston, NP had 442 Medicare Part D claims for 134 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.