Dr. Alan Santillan Castro, MD
- Medicare services, 2024
- 22
- Medicare patients, 2024
- 16
- Part D claims, 2024
- 339
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 35000 Kaiser Ct, Willoughby, OH 44094
- Practice phone
- Call (608) 821-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lake County VA Clinic
VA Clinic / Health Facility · Willoughby, Ohio
Find Dr. Castro'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.
Dr. Alan Santillan Castro is a psychiatrist in Willoughby, Ohio
Dr. Castro practices at Lake County VA Clinic in Willoughby, Ohio.
Dr. Castro's NPI, 1962516690, was assigned on August 19, 2006. Dr. Castro holds Ohio license 35 06 9277 C.
- NPI
- 1962516690NPI Registry (opens in a new tab)
- NPI enumeration date
- August 19, 2006
- NPI status
- Active
- Practice phone
- (608) 821-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Alan Santillan Castro practices at Lake County VA Clinic in Willoughby, Ohio
Dr. Castro's primary practice is Lake County VA Clinic, at 35000 Kaiser Ct, Willoughby, OH 44094. The practice phone is (608) 821-7200.
- Lake County VA Clinic35000 Kaiser Ct, Willoughby, OH 44094Phone(608) 821-7200
Source: Dmand AI Affiliation Data
Dr. Alan Santillan Castro is affiliated with 2 sites of care and 1 medical group
Dr. Castro's primary practice is Lake County VA Clinic in Willoughby, Ohio. Dmand AI also links Dr. Castro to 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Castro's employer is on file too: a government & correctional health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alan Santillan Castro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Castro practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lake County VA Clinic | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alan Santillan Castro is one of 1,227 psychiatrists in Ohio
Psychiatry is Dr. Castro's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Castro is licensed in Ohio.
Specialties and state licenses
- Psychiatry, OhioPrimary
Psychiatrists near Dr. Castro
Counts of psychiatrists 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
Dr. Alan Santillan Castro billed Medicare for 22 services in 2024
CMS data shows 22 Medicare services from Dr. Castro across 1 procedure code in 2024, all of them office visits, for 16 Medicare patients. Medicare paid $2,063 for them. Every service was in an office.
Dr. Castro's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 212024: 225%
Dr. Castro compared with the Ohio median for psychiatrists, 2024
- Dr. Castro
- Ohio median
- Medicare services
- 22vs 13183% below
- Medicare patients
- 16vs 4867% below
- Part D claims
- 273vs 2547% above
Medians across 1,320 psychiatrists in Ohio with Dmand AI profiles that report each measure.
Dr. Castro'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
Dr. Alan Santillan Castro treated 16 Medicare patients in 2024, average age 74
CMS counts 16 Medicare patients who saw Dr. Castro in 2024. 75% of them have arthritis, and 75% have depression. Their average risk score is 1.67, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Castro's median patient age at 52, with 58% women.
Chronic conditions among Dr. Castro's Medicare patients, 2024
- Arthritis75%
- Depression75%
- High cholesterol75%
- Mood disorders75%
- Anxiety69%
Share of Medicare patients with each condition. A patient can have several.
Dr. Castro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women58%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alan Santillan Castro wrote 339 Medicare Part D claims in 2024
In 2024, Dr. Castro wrote 339 Medicare Part D claims for 39 patients. 96% of them were for generic drugs. CMS names the drug for 273 of them, across 14 drugs with 11 or more claims each, at $7,805 in total drug cost. In 2023, CMS named 336 claims across 17 drugs.
Dr. Castro's Part D claims by kind of drug, 2024
- Generic326 claims96%
- Brand-name13 claims4%
Dr. Castro'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 Dr. Castro's Part D claims, 2024
- Antipsychotics, patients 65 and over10%35 of 339 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3362024: 27319%
Drugs named by CMS: 14 in 2024, 17 in 2023.
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
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Sources for Dr. Alan Santillan Castro'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 | Dmand AI Affiliation 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) |
| 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 Dr. Alan Santillan Castro
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Alan Santillan Castro's NPI number?
Dr. Alan Santillan Castro's NPI number is 1962516690. It was assigned on August 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alan Santillan Castro?
Dr. Alan Santillan Castro is a psychiatrist in Willoughby, Ohio. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Alan Santillan Castro practice?
Dr. Castro practices at 35000 Kaiser Ct, Willoughby, OH 44094. Dr. Castro's primary practice is Lake County VA Clinic in Willoughby, Ohio. Dmand AI also links Dr. Castro to 1 group practice or clinic and 1 medical group.
What is Dr. Alan Santillan Castro's office phone number?
The practice phone on file for Dr. Castro is (608) 821-7200.
What is Dr. Alan Santillan Castro's medical license number?
Dr. Castro holds Ohio license 35 06 9277 C.
Does Dr. Alan Santillan Castro accept Medicare?
Yes. CMS data shows Dr. Castro billed Medicare for 22 services in 2024.
How many Medicare patients does Dr. Alan Santillan Castro see?
CMS counts 16 Medicare patients who saw Dr. Castro in 2024, with an average age of 74.
What services does Dr. Alan Santillan Castro bill to Medicare?
In 2024, Dr. Castro's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Alan Santillan Castro prescribe most?
In 2024 Medicare Part D data, Dr. Castro's most prescribed drugs by claims were Duloxetine HCl, Buspirone HCl and Alprazolam.
How long has Dr. Alan Santillan Castro been practicing?
Dr. Castro graduated from medical school in 1990, 36 years ago.
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