Dr. Thyagarajan Subramanian, MD
- Medicare services, 2024
- 149
- Medicare patients, 2024
- 117
- Part D claims, 2024
- 466
- Hospital affiliations
- 1
- Industry payments
- $422,344
- Practice address
- 2041 Georgia Ave NW, Washington, DC 20060
- Practice phone
- Call (202) 745-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Thyagarajan Subramanian is a neurologist in Washington, District of Columbia
Dr. Subramanian practices at Howard University Hospital in Washington, District of Columbia, part of Howard University.
Dr. Subramanian's NPI, 1003864091, was assigned on May 4, 2006. Dr. Subramanian holds Pennsylvania license MD051253L.
- NPI
- 1003864091NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567409956
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 745-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thyagarajan Subramanian practices at Howard University Hospital in Washington, District of Columbia
Dr. Subramanian's primary practice is Howard University Hospital, at 2041 Georgia Ave NW, Washington, DC 20060 in The District County. The practice phone is (202) 745-6100.
- Howard University Hospital2041 Georgia Ave NW, Washington, DC 20060 · The District CountyPhone(202) 745-6100
Source: Dmand AI Affiliation Data
Dr. Thyagarajan Subramanian is affiliated with 1 site of care and 3 medical groups
Dr. Subramanian's primary practice is Howard University Hospital in Washington, District of Columbia, part of Howard University. The medical group on file is Howard University Faculty Practice Plan. Dmand AI also links Dr. Subramanian to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thyagarajan Subramanian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Subramanian practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard University Hospital | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Howard University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thyagarajan Subramanian is one of 98 neurologists in District of Columbia
Neurology is Dr. Subramanian's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Subramanian is licensed in Pennsylvania.
Specialties and state licenses
- Neurology, PennsylvaniaPrimary
Neurologists near Dr. Subramanian
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. Thyagarajan Subramanian billed Medicare for 149 services in 2024
CMS data shows 149 Medicare services from Dr. Subramanian across 6 procedure codes in 2024, for 117 Medicare patients. Medicare paid $14,305 for them.
Dr. Subramanian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 632024: 149137%
Where Dr. Subramanian's Medicare services took place, 2024
- In an office9161%
- In a facility5839%
Dr. Subramanian compared with the District of Columbia median for neurologists, 2024
- Dr. Subramanian
- District of Columbia median
- Medicare services
- 149vs 29750% below
- Medicare patients
- 117vs 13413% below
- Part D claims
- 393vs 705.6 times
Medians across 85 neurologists in District of Columbia with Dmand AI profiles that report each measure.
Dr. Subramanian'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. Thyagarajan Subramanian treated 117 Medicare patients in 2024, average age 72
CMS counts 117 Medicare patients who saw Dr. Subramanian in 2024. The largest group is 65 to 74, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.09, 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. Subramanian's median patient age at 59, with 58% women.
Dr. Subramanian's Medicare patients by age, 2024
Dr. Subramanian's Medicare patients by sex, 2024
- Women5446%
- Men6354%
Chronic conditions among Dr. Subramanian's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Anxiety45%
- Depression39%
- Mood disorders39%
- Parkinson's disease38%
- Diabetes34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Subramanian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thyagarajan Subramanian wrote 466 Medicare Part D claims in 2024
In 2024, Dr. Subramanian wrote 466 Medicare Part D claims for 85 patients. 78% of them were for generic drugs. CMS names the drug for 393 of them, across 10 drugs with 11 or more claims each, at $282,485 in total drug cost. In 2023, CMS named 226 claims across 6 drugs.
Dr. Subramanian's Part D claims by kind of drug, 2024
- Generic363 claims78%
- Brand-name103 claims22%
Dr. Subramanian'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. Subramanian's Part D claims, 2024
- Antipsychotics, patients 65 and over8%36 of 466 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: 2262024: 39374%
Drugs named by CMS: 10 in 2024, 6 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
How Dr. Thyagarajan Subramanian takes part in Medicare
Dr. Subramanian 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. Thyagarajan Subramanian received $422,344 in industry payments from 2016 to 2025
CMS Open Payments shows 448 general payments to Dr. Subramanian from 19 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 65% of the total. ACADIA Pharmaceuticals Inc paid the most, $126,099. It also lists 1 research payment totaling $10,220 in 2019.
General payments to Dr. Subramanian by program year, 2016 to 2025
General payments to Dr. Subramanian by kind, 2016 to 2025
- Speaker and faculty fees$275,57865%
- Consulting fees$66,50016%
- Honoraria$44,64011%
- Travel and lodging$22,9695%
- Other$12,6573%
Companies that paid Dr. Subramanian the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thyagarajan Subramanian'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) |
| 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 Dr. Thyagarajan Subramanian
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. Thyagarajan Subramanian's NPI number?
Dr. Thyagarajan Subramanian's NPI number is 1003864091. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thyagarajan Subramanian?
Dr. Thyagarajan Subramanian is a neurologist in Washington, District of Columbia. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Thyagarajan Subramanian practice?
Dr. Subramanian practices at 2041 Georgia Ave NW, Washington, DC 20060. Dr. Subramanian's primary practice is Howard University Hospital in Washington, District of Columbia, part of Howard University. Dmand AI also links Dr. Subramanian to 2 medical groups.
What is Dr. Thyagarajan Subramanian's office phone number?
The practice phone on file for Dr. Subramanian is (202) 745-6100.
What is Dr. Thyagarajan Subramanian's medical license number?
Dr. Subramanian holds Pennsylvania license MD051253L.
Which hospitals is Dr. Thyagarajan Subramanian affiliated with?
Dr. Subramanian practices at Howard University Hospital in Washington, District of Columbia.
What medical group is Dr. Thyagarajan Subramanian part of?
Dr. Subramanian is linked to Howard University Faculty Practice Plan. Dmand AI links Dr. Subramanian to 2 more medical groups.
Does Dr. Thyagarajan Subramanian accept Medicare?
Yes. CMS data shows Dr. Subramanian billed Medicare for 149 services in 2024, and Dr. Subramanian accepts Medicare assignment.
How many Medicare patients does Dr. Thyagarajan Subramanian see?
CMS counts 117 Medicare patients who saw Dr. Subramanian in 2024, with an average age of 72.
What services does Dr. Thyagarajan Subramanian bill to Medicare?
In 2024, Dr. Subramanian's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99214) and office visit, established patient (99215).
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What drugs does Dr. Thyagarajan Subramanian prescribe most?
In 2024 Medicare Part D data, Dr. Subramanian's most prescribed drugs by claims were Carbidopa-Levodopa, Nuplazid and Primidone.
Has Dr. Thyagarajan Subramanian received payments from drug or device companies?
CMS Open Payments shows $422,344 in general payments to Dr. Subramanian from 19 companies from 2016 to 2025. The largest total came from ACADIA Pharmaceuticals Inc.
How long has Dr. Thyagarajan Subramanian been practicing?
Dr. Subramanian graduated from medical school in 1985, 41 years ago.
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