Dr. Marco D. Castro, MD
- Medicare services, 2024
- 1,842
- Medicare patients, 2024
- 696
- Part D claims, 2024
- 2,365
- MIPS score, 2024
- 100
- Hospital affiliations
- 4
- Practice address
- 3020 Hamaker Ct, Fairfax, VA 22031
- Practice phone
- Call (703) 876-0800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Neurology Center of Fairfax, Ltd
Fairfax, Virginia
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. Marco D. Castro is a neurologist in Fairfax, Virginia
Dr. Castro practices at Neurology Center of Fairfax, Ltd in Fairfax, Virginia.
Dr. Castro's NPI, 1245209766, was assigned on March 16, 2006. Dr. Castro graduated from Georgetown University School of Medicine in 1991. Dr. Castro holds Virginia license 0101048658.
- NPI
- 1245209766NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547304487
- NPI enumeration date
- March 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (703) 876-0800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marco D. Castro practices at Neurology Center of Fairfax, Ltd in Fairfax, Virginia
Dr. Castro's primary practice is Neurology Center of Fairfax, Ltd, at 3020 Hamaker Ct, Fairfax, VA 22031 in Fairfax County. The practice phone is (703) 876-0800.
- Neurology Center of Fairfax, Ltd3020 Hamaker Ct, Fairfax, VA 22031 · Fairfax CountyPhone(703) 876-0800
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marco D. Castro is affiliated with 6 sites of care and 1 medical group
Dr. Castro's primary practice is Neurology Center of Fairfax, Ltd in Fairfax, Virginia. Dr. Castro is also affiliated with Inova Fair Oaks Hospital. The medical group on file is Neurology Center Of Fairfax, Ltd. Dmand AI also links Dr. Castro to 3 more hospitals and 1 group practice or clinic, each 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 Dr. Marco D. Castro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Castro practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Neurology Center of Fairfax, Ltd | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marco D. Castro is one of 516 neurologists in Virginia
Neurology is Dr. Castro's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Castro is licensed in Virginia.
Specialties and state licenses
- Neurology, VirginiaPrimary
Neurologists near Dr. Castro
Counts of neurologists 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. Marco D. Castro billed Medicare for 1,842 services in 2024
CMS data shows 1,842 Medicare services from Dr. Castro across 17 procedure codes in 2024, for 696 Medicare patients. Medicare paid $248,839 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: 9622024: 9571%
- Tests and treatments
- 2023: 8042024: 8536%
- Other services
- 2023: 02024: 32
Dr. Castro compared with the Virginia median for neurologists, 2024
- Dr. Castro
- Virginia median
- Medicare services
- 1,842vs 4294.3 times
- Medicare patients
- 696vs 2462.8 times
- Part D claims
- 2,158vs 3905.5 times
Medians across 489 neurologists in Virginia 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Castro and other neurologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marco D. Castro treated 696 Medicare patients in 2024, average age 76
CMS counts 696 Medicare patients who saw Dr. Castro in 2024. The largest group is 75 to 84, with 306 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Castro's median patient age at 68, with 56% women.
Dr. Castro's Medicare patients by age, 2024
Dr. Castro's Medicare patients by sex, 2024
- Women37554%
- Men32146%
Chronic conditions among Dr. Castro's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis52%
- Stroke or TIA30%
- Anxiety27%
- Ischemic heart disease27%
- Mood disorders26%
- Diabetes24%
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 68
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marco D. Castro wrote 2,365 Medicare Part D claims in 2024
In 2024, Dr. Castro wrote 2,365 Medicare Part D claims for 321 patients. 83% of them were for generic drugs. CMS names the drug for 2,158 of them, across 45 drugs with 11 or more claims each, at $940,087 in total drug cost. In 2023, CMS named 1,658 claims across 44 drugs.
Dr. Castro's Part D claims by kind of drug, 2024
- Generic1,957 claims83%
- Brand-name393 claims17%
- Other15 claims1%
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 over1%28 of 2,365 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: 1,6582024: 2,15830%
Drugs named by CMS: 45 in 2024, 44 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
Dr. Marco D. Castro scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Castro for performance year 2024, reported as part of a group. Dr. Castro accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Castro as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Castro's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Marco D. Castro received $3,025 in industry payments from 2016 to 2024
CMS Open Payments shows 147 general payments to Dr. Castro from 40 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 96% of the total. UCB, Inc. paid the most, $323.
General payments to Dr. Castro by program year, 2016 to 2024
General payments to Dr. Castro by kind, 2016 to 2024
- Food and beverage$2,90796%
- Travel and lodging$632%
- Speaker and faculty fees$552%
Companies that paid Dr. Castro the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marco D. Castro graduated from Georgetown University School of Medicine
Dr. Castro graduated from Georgetown University School of Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marco D. 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 | 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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. Marco D. 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. Marco D. Castro's NPI number?
Dr. Marco D. Castro's NPI number is 1245209766. It was assigned on March 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marco D. Castro?
Dr. Marco D. Castro is a neurologist in Fairfax, Virginia. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Marco D. Castro practice?
Dr. Castro practices at 3020 Hamaker Ct, Fairfax, VA 22031. Dr. Castro's primary practice is Neurology Center of Fairfax, Ltd in Fairfax, Virginia. Dmand AI also links Dr. Castro to 3 hospitals and 1 group practice or clinic.
What is Dr. Marco D. Castro's office phone number?
The practice phone on file for Dr. Castro is (703) 876-0800.
What is Dr. Marco D. Castro's medical license number?
Dr. Castro holds Virginia license 0101048658.
Which hospitals is Dr. Marco D. Castro affiliated with?
Dr. Castro is affiliated with Inova Fair Oaks Hospital. Dmand AI links Dr. Castro to 3 more hospitals.
What medical group is Dr. Marco D. Castro part of?
Dr. Castro is linked to Neurology Center Of Fairfax, Ltd.
Does Dr. Marco D. Castro accept Medicare?
Yes. CMS data shows Dr. Castro billed Medicare for 1,842 services in 2024, and Dr. Castro accepts Medicare assignment.
Does Dr. Marco D. Castro offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Castro as offering telehealth services.
What is Dr. Marco D. Castro's MIPS score?
Dr. Castro's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Marco D. Castro see?
CMS counts 696 Medicare patients who saw Dr. Castro in 2024, with an average age of 76.
What services does Dr. Marco D. Castro bill to Medicare?
In 2024, Dr. Castro's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93040) and office visit, established patient (99213).
Where did Dr. Marco D. Castro go to medical school?
Dr. Castro graduated from Georgetown University School of Medicine in 1991.
What drugs does Dr. Marco D. Castro prescribe most?
In 2024 Medicare Part D data, Dr. Castro's most prescribed drugs by claims were Levetiracetam, Lamotrigine and Donepezil HCl.
Has Dr. Marco D. Castro received payments from drug or device companies?
CMS Open Payments shows $3,025 in general payments to Dr. Castro from 40 companies from 2016 to 2024. The largest total came from UCB, Inc.
How long has Dr. Marco D. Castro been practicing?
Dr. Castro graduated from medical school in 1991, 35 years ago.
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