Dr. Christopher Castillo, DO
- Medicare services, 2024
- 394
- Medicare patients, 2024
- 368
- Part D claims, 2022
- 48
- Hospital affiliations
- 3
- Industry payments
- $82
- Practice address
- 2635 N 7th St, Grand Junction, CO 81501
- Practice phone
- Call (970) 298-2260
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Castillo's professional email, personal email and mobile number
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Dr. Christopher Castillo is an internist in Huntington, West Virginia
Dr. Castillo practices at St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health.
Dr. Castillo's NPI, 1922663558, was assigned on May 9, 2019. Dr. Castillo graduated from West Virginia School of Osteopathic Medicine in 2019. Dr. Castillo holds West Virginia license 3938.
- NPI
- 1922663558NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991120206
- NPI enumeration date
- May 9, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (970) 298-2260
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Castillo practices in Grand Junction and Huntington
Dr. Castillo's primary practice is St. Mary's Regional Hospital, at 2635 N 7th St, Grand Junction, CO 81501 in Mesa County. The practice phone is (970) 298-2260. Dr. Castillo also practices at St. Mary's Medical Center, 2900 1st Ave, Huntington, WV 25702.
- St. Mary's Regional HospitalPrimary2635 N 7th St, Grand Junction, CO 81501 · Mesa CountyPhone(970) 298-2260
- St. Mary's Medical Center2900 1st Ave, Huntington, WV 25702 · Cabell CountyPhone(304) 526-1014
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Christopher Castillo is affiliated with 3 sites of care and 1 medical group
Dr. Castillo's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dr. Castillo is also affiliated with St. Mary's Medical Center. The medical group on file is HIMG (Huntington Internal Medicine Group). Dmand AI also links Dr. Castillo to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Castillo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Castillo practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mary's Regional Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Castillo is one of 718 internists in West Virginia
Internal medicine is Dr. Castillo's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Castillo is licensed in West Virginia.
Specialties and state licenses
- Internal medicine, West VirginiaPrimary
Internists near Dr. Castillo
Counts of internists 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. Christopher Castillo billed Medicare for 394 services in 2024
CMS data shows 394 Medicare services from Dr. Castillo across 3 procedure codes in 2024, for 368 Medicare patients. Medicare paid $51,057 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Castillo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2612024: 39451%
Dr. Castillo compared with the West Virginia median for internists, 2024
- Dr. Castillo
- West Virginia median
- Medicare services
- 394vs 3726% above
- Medicare patients
- 368vs 1752.1 times
- Part D claims
- 48vs 19275% below
Medians across 682 internists in West Virginia with Dmand AI profiles that report each measure.
Dr. 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
Dr. Christopher Castillo treated 368 Medicare patients in 2024, average age 77
CMS counts 368 Medicare patients who saw Dr. Castillo in 2024. The largest group is 75 to 84, with 135 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.29, 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. Castillo's median patient age at 71, with 56% women.
Dr. Castillo's Medicare patients by age, 2024
Dr. Castillo's Medicare patients by sex, 2024
- Women21659%
- Men15241%
Chronic conditions among Dr. Castillo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Chronic kidney disease57%
- Ischemic heart disease54%
- Diabetes50%
- Anxiety47%
- Atrial fibrillation47%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 71
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Castillo wrote 48 Medicare Part D claims in 2022
In 2022, Dr. Castillo wrote 48 Medicare Part D claims. They cover 4 drugs, with $529 in total drug cost. In 2021, CMS named 12 claims across 1 drug.
Dr. Castillo's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 122022: 48300%
Drugs named by CMS: 4 in 2022, 1 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Christopher Castillo takes part in Medicare
Dr. 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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Dr. Christopher Castillo received $82 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Dr. Castillo from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Silk Road Medical, Inc. paid the most, $49.
General payments to Dr. Castillo by program year, 2024 to 2025
Companies that paid Dr. 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
Dr. Christopher Castillo graduated from West Virginia School of Osteopathic Medicine
Dr. Castillo graduated from West Virginia School of Osteopathic Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher 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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Christopher 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 Dr. Christopher Castillo's NPI number?
Dr. Christopher Castillo's NPI number is 1922663558. It was assigned on May 9, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Castillo?
Dr. Christopher Castillo is an internist in Huntington, West Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christopher Castillo practice?
Dr. Castillo practices at 2635 N 7th St, Grand Junction, CO 81501. Dr. Castillo also practices at 2900 1st Ave, Huntington, WV 25702. Dr. Castillo's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dmand AI also links Dr. Castillo to 1 hospital.
What is Dr. Christopher Castillo's office phone number?
The practice phone on file for Dr. Castillo is (970) 298-2260.
What is Dr. Christopher Castillo's medical license number?
Dr. Castillo holds West Virginia license 3938.
Which hospitals is Dr. Christopher Castillo affiliated with?
Dr. Castillo practices at St. Mary's Regional Hospital in Grand Junction, Colorado. Dr. Castillo is also affiliated with St. Mary's Medical Center. Dmand AI links Dr. Castillo to 1 more hospital.
What medical group is Dr. Christopher Castillo part of?
Dr. Castillo is linked to HIMG (Huntington Internal Medicine Group).
Does Dr. Christopher Castillo accept Medicare?
Yes. CMS data shows Dr. Castillo billed Medicare for 394 services in 2024, and Dr. Castillo accepts Medicare assignment.
How many Medicare patients does Dr. Christopher Castillo see?
CMS counts 368 Medicare patients who saw Dr. Castillo in 2024, with an average age of 77.
What services does Dr. Christopher Castillo bill to Medicare?
In 2024, Dr. Castillo's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99222) and critical care (99291).
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Where did Dr. Christopher Castillo go to medical school?
Dr. Castillo graduated from West Virginia School of Osteopathic Medicine in 2019.
What drugs does Dr. Christopher Castillo prescribe most?
In 2022 Medicare Part D data, Dr. Castillo's most prescribed drugs by claims were Carvedilol, Amlodipine Besylate and Albuterol Sulfate Hfa.
Has Dr. Christopher Castillo received payments from drug or device companies?
CMS Open Payments shows $82 in general payments to Dr. Castillo from 2 companies from 2024 to 2025. The largest total came from Silk Road Medical, Inc.
How long has Dr. Christopher Castillo been practicing?
Dr. Castillo graduated from medical school in 2019, 7 years ago.
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