Martin A. Castillo, PA-C
- Medicare services, 2024
- 311
- Medicare patients, 2024
- 123
- Part D claims, 2024
- 1,510
- Industry payments
- $3,996
- Affiliated sites
- 1
- Practice address
- 4200 Nelson Rd, Lake Charles, LA 70605
- Practice phone
- Call (512) 219-8787
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Republic Spine and Pain, P.A.
Lake Charles, Louisiana
Find Martin 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.
Martin A. Castillo is a physician assistant in Lake Charles, Louisiana
Martin Castillo practices at Republic Spine and Pain, P.A. in Lake Charles, Louisiana.
Martin Castillo's NPI, 1720729403, was assigned on April 5, 2022.
- NPI
- 1720729403NPI Registry (opens in a new tab)
- NPI enumeration date
- April 5, 2022
- NPI status
- Active
- Practice phone
- (512) 219-8787
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Martin A. Castillo practices at Republic Spine and Pain, P.A. in Lake Charles, Louisiana
Martin Castillo's primary practice is Republic Spine and Pain, P.A., at 4200 Nelson Rd, Lake Charles, LA 70605 in Calcasieu Parish. The practice phone is (512) 219-8787.
- Republic Spine and Pain, P.A.4200 Nelson Rd, Lake Charles, LA 70605 · Calcasieu ParishPhone(512) 219-8787
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Martin A. Castillo is affiliated with 2 sites of care and 1 medical group
Martin Castillo's primary practice is Republic Spine and Pain, P.A. in Lake Charles, Louisiana. The medical group on file is Republic Spine and Pain. Dmand AI also links Martin Castillo to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Martin A. Castillo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Martin Castillo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Republic Spine and Pain, P.A. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Martin A. Castillo is one of 1,286 physician assistants in Louisiana
Physician assistant is Martin Castillo's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Martin Castillo
Counts of physician assistants 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
Martin A. Castillo billed Medicare for 311 services in 2024
CMS data shows 311 Medicare services from Martin Castillo across 4 procedure codes in 2024, for 123 Medicare patients. Medicare paid $21,098 for them. Every service was in an office.
Martin Castillo's Medicare services by type, 2024
- Office and hospital visits182
- Other services118
- Lab and pathology11
Martin Castillo compared with the Louisiana median for physician assistants, 2024
- Martin Castillo
- Louisiana median
- Medicare services
- 311vs 23035% above
- Medicare patients
- 123vs 7956% above
- Part D claims
- 1,359vs 2425.6 times
Medians across 863 physician assistants in Louisiana with Dmand AI profiles that report each measure.
Martin 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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Medicare shows one payer. Book a meeting to get commercial claims data for Martin Castillo and other physician assistants in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Martin A. Castillo treated 123 Medicare patients in 2024, average age 75
CMS counts 123 Medicare patients who saw Martin Castillo in 2024. The largest group is 75 to 84, with 54 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Martin Castillo's median patient age at 68, with 78% women.
Martin Castillo's Medicare patients by age, 2024
Martin Castillo's Medicare patients by sex, 2024
- Women7158%
- Men5242%
Chronic conditions among Martin Castillo's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety33%
- Diabetes33%
- Ischemic heart disease28%
- Mood disorders27%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Martin 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 68
Patient panel by sex, all payers
- Women78%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Martin A. Castillo wrote 1,510 Medicare Part D claims in 2024
In 2024, Martin Castillo wrote 1,510 Medicare Part D claims for 432 patients. 93% of them were for generic drugs. CMS names the drug for 1,359 of them, across 26 drugs with 11 or more claims each, at $100,095 in total drug cost.
Martin Castillo's Part D claims by kind of drug, 2024
- Generic1,405 claims93%
- Brand-name105 claims7%
Martin 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 Martin Castillo's Part D claims, 2024
- Opioids19%282 of 1,510 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
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Martin A. Castillo received $3,996 in industry payments from 2024 to 2025
CMS Open Payments shows 112 general payments to Martin Castillo from 15 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $1,854.
General payments to Martin Castillo by program year, 2024 to 2025
Companies that paid Martin 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 Martin A. 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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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 Martin A. 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 Martin A. Castillo's NPI number?
Martin A. Castillo's NPI number is 1720729403. It was assigned on April 5, 2022, and it is active in the NPI Registry.
What does Martin A. Castillo specialize in?
Martin A. Castillo is a physician assistant in Lake Charles, Louisiana. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Martin A. Castillo practice?
Martin Castillo practices at 4200 Nelson Rd, Lake Charles, LA 70605. Martin Castillo's primary practice is Republic Spine and Pain, P.A. in Lake Charles, Louisiana. Dmand AI also links Martin Castillo to 1 group practice or clinic.
What is Martin A. Castillo's office phone number?
The practice phone on file for Martin Castillo is (512) 219-8787.
What medical group is Martin A. Castillo part of?
Martin Castillo is linked to Republic Spine and Pain.
Does Martin A. Castillo accept Medicare?
Yes. CMS data shows Martin Castillo billed Medicare for 311 services in 2024.
How many Medicare patients does Martin A. Castillo see?
CMS counts 123 Medicare patients who saw Martin Castillo in 2024, with an average age of 75.
What services does Martin A. Castillo bill to Medicare?
In 2024, Martin Castillo's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0481).
What drugs does Martin A. Castillo prescribe most?
In 2024 Medicare Part D data, Martin Castillo's most prescribed drugs by claims were Gabapentin, Tramadol HCl and Pregabalin.
Has Martin A. Castillo received payments from drug or device companies?
CMS Open Payments shows $3,996 in general payments to Martin Castillo from 15 companies from 2024 to 2025. The largest total came from Abbott Laboratories.
How long has Martin A. Castillo been practicing?
Martin Castillo graduated from medical school in 2022, 4 years ago.
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