Frederick Karlo Tirona Sordilla, FNP-C
Family Nurse Practitioner · Visalia, CA
Frederick Karlo Tirona Sordilla, FNP-C is a family nurse practitioner with a practice address in Visalia, California, and NPI 1184314858, issued on May 8, 2023. Check the license (California 95024699, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Frederick Karlo Tirona Sordilla
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95024699 CA
Self-reported in NPPES; status is on the state search - Practice location
- 231 W Noble Ave, Visalia, CA 93277
- Phone
- (559) 635-7100
- Enumerated
- May 8, 2023
- Record last updated
- May 8, 2023
- Fax
- (559) 635-7104
- Medicare enrollment
- Enrolled (PECOS I20230710000889); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 231 W Noble Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shyam Bhaskar, MDInternal Medicine Physician1194788158
- Christopher Sanchez, FNP-BC.Family Nurse Practitioner1588260285
- Mythili Sundaresan, MDNeurology Physician1841278983
Verify Frederick Karlo Tirona Sordilla in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95024699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
25% fewer Medicare Part D claims than the average family nurse practitioner in 2024
984 Medicare Part D claims for 151 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate58 claims
- Metformin Hcl57 claims
- Atorvastatin Calcium54 claims
- Jardiance47 claims
- Losartan Potassium45 claims
- Albuterol Sulfate Hfa44 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: $317.86
7 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 99,489 providers of this specialty with any payment received $650.95 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
- Adventist Health Physicians NetworkHanford, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frederick Karlo Tirona Sordilla among 16,966 family nurse practitioner records in California
Frederick Karlo Tirona Sordilla, FNP-C is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 17% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2022 · median 2019 among the 6,793 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 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
125 family nurse practitioner records list a practice address in Visalia
They are 125 of the 4,225 NPPES records with a practice address in Visalia, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Visalia → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- So Yun AhnVisalia, CA 932771306248703
- Paul Campos, NPVisalia, CA 932771457664062
- Shawn Cardoza, N.PVisalia, CA 932771104937002
- San Juanita Castellano, FNPVisalia, CA 932771023440187
- Judy Clounch-Miyakawa, FNP/PAVisalia, CA 932771881685949
- Catherine GlasgowVisalia, CA 932771205228012
- Sukhpreet Kaur, FNPVisalia, CA 932771083951735
- Jon Knudsen, NPVisalia, CA 932771871985333
Common questions
What is Frederick Karlo Tirona Sordilla, FNP-C's NPI number?
Frederick Karlo Tirona Sordilla, FNP-C's National Provider Identifier (NPI) is 1184314858, issued on May 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Frederick Karlo Tirona Sordilla, FNP-C located?
The NPPES record lists a practice address at 231 W Noble Ave, Visalia, CA, 93277. Phone: (559) 635-7100. Providers update this record themselves, so call before visiting.
How can I verify Frederick Karlo Tirona Sordilla, FNP-C's license?
NPPES lists California license number 95024699, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Frederick Karlo Tirona Sordilla, FNP-C prescribe under Medicare Part D?
In 2024, Frederick Karlo Tirona Sordilla, FNP-C had 984 Medicare Part D claims for 151 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.