Abundio Castillo, FNP
- Medicare services, 2024
- 67
- Medicare patients, 2024
- 69
- Part D claims, 2024
- 2,301
- Industry payments
- $205
- Affiliated sites
- 4
- Practice address
- 100 East North Street, Taft, CA 93268
- Practice phone
- Call (661) 765-1935
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
West Side Family Health Care - Taft (E N St)
Rural Health Clinic - Independent · Taft, California
Find Abundio Castillo's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Abundio Castillo is a family nurse practitioner in Taft, California
Abundio Castillo practices at West Side Family Health Care - Taft (E N St) in Taft, California.
Abundio Castillo's NPI, 1053888743, was assigned on October 31, 2018. Abundio Castillo holds California license 95010344.
- NPI
- 1053888743NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608117940
- NPI enumeration date
- October 31, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 765-1935
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Abundio Castillo practices at 2 locations in Taft, California
Abundio Castillo's primary practice is West Side Family Health Care - Taft (E N St), at 100 East North Street, Taft, CA 93268. The practice phone is (661) 765-1935. Abundio Castillo also practices at West Side Family Health, 109 Adkisson Way, Taft, CA 93268.
- West Side Family Health Care - Taft (E N St)Primary100 East North Street, Taft, CA 93268Phone(661) 765-1935
- West Side Family Health109 Adkisson Way, Taft, CA 93268 · Kern CountyPhone(661) 765-1935
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Abundio Castillo is affiliated with 4 sites of care and 4 medical groups
Abundio Castillo's primary practice is West Side Family Health Care - Taft (E N St) in Taft, California. The medical group on file is West Side Family Health Care. Dmand AI also links Abundio Castillo to 3 more medical groups, 2 group practices and clinics and 1 urgent care center, each named with a free account. Abundio Castillo's employer is on file too: a rural health clinic (rhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Abundio Castillo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Abundio Castillo practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Side Family Health Care - Taft (E N St) | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Abundio Castillo is one of 13,532 family nurse practitioners in California
Family is Abundio Castillo's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Abundio Castillo is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Clinical focus
Dmand AI lists acute skin infection, arthritis, bronchitis, chronic diabetes, chronic indigestion, chronic obstructive pulmonary disease (COPD), conjunctivitis and depression among the conditions Abundio Castillo treats.
Family nurse practitioners near Abundio Castillo
Counts of family nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Abundio Castillo billed Medicare for 67 services in 2024
CMS data shows 67 Medicare services from Abundio Castillo across 4 procedure codes in 2024, for 69 Medicare patients. Medicare paid $1,498 for them. Every service was in an office.
Abundio Castillo's Medicare services by type, 2024
- Lab and pathology32
- Office and hospital visits20
- Imaging15
Abundio Castillo compared with the California median for family nurse practitioners, 2024
- Abundio Castillo
- California median
- Medicare services
- 67vs 23471% below
- Medicare patients
- 69vs 9023% below
- Part D claims
- 1,754vs 3604.9 times
Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.
Abundio Castillo's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Abundio Castillo treated 69 Medicare patients in 2024, average age 69
CMS counts 69 Medicare patients who saw Abundio Castillo in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 46% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Abundio Castillo's median patient age at 35, with 56% women.
Abundio Castillo's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Abundio Castillo's Medicare patients by sex, 2024
- Women4362%
- Men2638%
Chronic conditions among Abundio Castillo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis55%
- Diabetes51%
- Ischemic heart disease32%
- COPD29%
- Anxiety26%
- Chronic kidney disease23%
Share of Medicare patients with each condition. A patient can have several.
Abundio Castillo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Abundio Castillo wrote 2,301 Medicare Part D claims in 2024
In 2024, Abundio Castillo wrote 2,301 Medicare Part D claims for 298 patients. 79% of them were for generic drugs. CMS names the drug for 1,754 of them, across 55 drugs with 11 or more claims each, at $336,903 in total drug cost.
Abundio Castillo's Part D claims by kind of drug, 2024
- Generic1,808 claims79%
- Brand-name469 claims20%
- Other24 claims1%
Abundio Castillo's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Abundio Castillo's Part D claims, 2024
- Opioids3%65 of 2,301 claims
- Antibiotics7%156 of 2,301 claims
- Antipsychotics, patients 65 and over1%13 of 2,301 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Abundio Castillo takes part in Medicare
Abundio Castillo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Abundio Castillo received $205 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Abundio Castillo from 7 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $86.
General payments to Abundio Castillo by program year, 2024 to 2025
Companies that paid Abundio Castillo the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Abundio Castillo's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Abundio Castillo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Abundio Castillo's NPI number?
Abundio Castillo's NPI number is 1053888743. It was assigned on October 31, 2018, and it is active in the NPI Registry.
What does Abundio Castillo specialize in?
Abundio Castillo is a family nurse practitioner in Taft, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Abundio Castillo practice?
Abundio Castillo practices at 100 East North Street, Taft, CA 93268. Abundio Castillo also practices at 109 Adkisson Way, Taft, CA 93268. Abundio Castillo's primary practice is West Side Family Health Care - Taft (E N St) in Taft, California. Dmand AI also links Abundio Castillo to 3 medical groups, 2 group practices and clinics and 1 urgent care center.
What is Abundio Castillo's office phone number?
The practice phone on file for Abundio Castillo is (661) 765-1935.
What is Abundio Castillo's medical license number?
Abundio Castillo holds California license 95010344.
What medical group is Abundio Castillo part of?
Abundio Castillo is linked to West Side Family Health Care. Dmand AI links Abundio Castillo to 3 more medical groups.
Does Abundio Castillo accept Medicare?
Yes. CMS data shows Abundio Castillo billed Medicare for 67 services in 2024, and Abundio Castillo accepts Medicare assignment.
How many Medicare patients does Abundio Castillo see?
CMS counts 69 Medicare patients who saw Abundio Castillo in 2024, with an average age of 69.
What services does Abundio Castillo bill to Medicare?
In 2024, Abundio Castillo's most billed Medicare services were office visit, established patient (99213), lab and pathology test (81003) and lab and pathology test (83036).
What drugs does Abundio Castillo prescribe most?
In 2024 Medicare Part D data, Abundio Castillo's most prescribed drugs by claims were Albuterol Sulfate Hfa, Jardiance and Atorvastatin Calcium.
Has Abundio Castillo received payments from drug or device companies?
CMS Open Payments shows $205 in general payments to Abundio Castillo from 7 companies from 2024 to 2025. The largest total came from Eli Lilly and Company.
How long has Abundio Castillo been practicing?
Abundio Castillo graduated from medical school in 2018, 8 years ago.
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