Ferdinand Delfin Dayalo, NP-C
Nurse Practitioner · South El Monte, CA
Ferdinand Delfin Dayalo, NP-C is a nurse practitioner with a practice address in South El Monte, California, and NPI 1013329051, issued on May 26, 2014. Check the license (California 23028, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ferdinand Delfin Dayalo
- Credential
- NP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 23028 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1648 Tyler Ave Ste B, South El Monte, CA 91733
- Phone
- (626) 579-0103
- Enumerated
- May 26, 2014
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (626) 579-0060
- Medicare enrollment
- Enrolled (PECOS I20161128000089); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify Ferdinand Delfin Dayalo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 23028Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average nurse practitioner in 2024
2,017 Medicare Part D claims for 510 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 109 claims were for opioids.
Most prescribed
- Lenalidomide366 claims
- Potassium Chloride206 claims
- Dexamethasone189 claims
- Nivestym105 claims
- Pomalyst98 claims
- Anastrozole94 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: $510.54
5 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 38,884 providers of this specialty with any payment received $791.64 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
- Southern California Permanente Medical GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
2 nurse practitioner records list a practice address in South El Monte
They are 2 of the 106 NPPES records with a practice address in South El Monte, and 8,223 nurse practitioner records in California.
All 2 in South El Monte → All 8,223 in California → Every provider in South El Monte →
Other nurse practitioner records in California
- Barbara Aaronson, RN/NURSE PRACTITONERLos Angeles, CA1588988182
- Albert Aba, AGNPSan Francisco, CA1578353777
- Martha Ababneh, CNAEl Monte, CA1275118614
- Maria Katrina Abad, AGPCNP-BCSan Carlos, CA1306394952
- 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
- Tara Abbondanza, NPArcadia, CA1730355173
Common questions
What is Ferdinand Delfin Dayalo, NP-C's NPI number?
Ferdinand Delfin Dayalo, NP-C's National Provider Identifier (NPI) is 1013329051, issued on May 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ferdinand Delfin Dayalo, NP-C located?
The NPPES record lists a practice address at 1648 Tyler Ave Ste B, South El Monte, CA, 91733. Phone: (626) 579-0103. Providers update this record themselves, so call before visiting.
How can I verify Ferdinand Delfin Dayalo, NP-C's license?
NPPES lists California license number 23028, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ferdinand Delfin Dayalo, NP-C prescribe under Medicare Part D?
In 2024, Ferdinand Delfin Dayalo, NP-C had 2,017 Medicare Part D claims for 510 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.