Dr. Thaddeus Markham Garland, MD
- Medicare services, 2021
- 250
- Part D claims, 2024
- 140
- Industry payments
- $456
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 7927 Jones Branch Dr, Mclean, VA 22102
- Practice phone
- Call (703) 682-8082
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pasadena Villa Outpatient Center- McLean
Mclean, Virginia
Find Dr. Garland's professional email, personal email and mobile number
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Dr. Thaddeus Markham Garland is a psychiatrist in Mclean, Virginia
Dr. Garland practices at Pasadena Villa Outpatient Center- McLean in Mclean, Virginia.
Dr. Garland's NPI, 1336447697, was assigned on March 9, 2011. Dr. Garland holds Virginia license 0101256114.
- NPI
- 1336447697NPI Registry (opens in a new tab)
- NPI enumeration date
- March 9, 2011
- NPI status
- Active
- Practice phone
- (703) 682-8082
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Thaddeus Markham Garland practices at Pasadena Villa Outpatient Center- McLean in Mclean, Virginia
Dr. Garland's primary practice is Pasadena Villa Outpatient Center- McLean, at 7927 Jones Branch Dr, Mclean, VA 22102 in Fairfax County. The practice phone is (703) 682-8082.
- Pasadena Villa Outpatient Center- McLean7927 Jones Branch Dr, Mclean, VA 22102 · Fairfax CountyPhone(703) 682-8082
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thaddeus Markham Garland is affiliated with 2 sites of care
Dr. Garland's primary practice is Pasadena Villa Outpatient Center- McLean in Mclean, Virginia. Dmand AI also links Dr. Garland to 1 physician office, 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. Thaddeus Markham Garland's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Garland practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pasadena Villa Outpatient Center- McLean | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thaddeus Markham Garland is one of 1,014 psychiatrists in Virginia
Psychiatry is Dr. Garland's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Garland is licensed in Virginia.
Specialties and state licenses
- Psychiatry, VirginiaPrimary
Psychiatrists near Dr. Garland
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. Thaddeus Markham Garland billed Medicare for 250 services in 2021
CMS data shows 250 Medicare services from Dr. Garland across 4 procedure codes in 2021. Medicare paid $12,933 for them.
Dr. Garland's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1982021: 15223%
- Other services
- 2020: 1492021: 6556%
- Tests and treatments
- 2020: 422021: 3321%
Where Dr. Garland's Medicare services took place, 2021
- In an office21787%
- In a facility3313%
Dr. Garland compared with the Virginia median for psychiatrists, 2021
- Dr. Garland
- Virginia median
- Medicare services
- 250vs 15561% above
- Part D claims
- 66vs 15758% below
Medians across 1,072 psychiatrists in Virginia with Dmand AI profiles that report each measure.
Dr. Garland's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Garland?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Garland and other psychiatrists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thaddeus Markham Garland's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Garland's median patient age at 41, with 38% women.
Dr. Garland's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Thaddeus Markham Garland wrote 140 Medicare Part D claims in 2024
In 2024, Dr. Garland wrote 140 Medicare Part D claims. 92% of them were for generic drugs. CMS names the drug for 66 of them, across 5 drugs with 11 or more claims each, at $1,964 in total drug cost. In 2023, CMS named 15 claims across 1 drug.
Dr. Garland's Part D claims by kind of drug, 2024
- Generic129 claims92%
- Brand-name11 claims8%
Dr. Garland'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. Garland's Part D claims, 2024
- Antipsychotics, patients 65 and over12%17 of 140 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: 152024: 66340%
Drugs named by CMS: 5 in 2024, 1 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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Dr. Thaddeus Markham Garland received $456 in industry payments from 2016 to 2021
CMS Open Payments shows 30 general payments to Dr. Garland from 8 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Shire North American Group Inc paid the most, $172.
General payments to Dr. Garland by program year, 2016 to 2021
Companies that paid Dr. Garland the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thaddeus Markham Garland'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 Data |
| 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 Dr. Thaddeus Markham Garland
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. Thaddeus Markham Garland's NPI number?
Dr. Thaddeus Markham Garland's NPI number is 1336447697. It was assigned on March 9, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Thaddeus Markham Garland?
Dr. Thaddeus Markham Garland is a psychiatrist in Mclean, Virginia. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Thaddeus Markham Garland practice?
Dr. Garland practices at 7927 Jones Branch Dr, Mclean, VA 22102. Dr. Garland's primary practice is Pasadena Villa Outpatient Center- McLean in Mclean, Virginia. Dmand AI also links Dr. Garland to 1 physician office.
What is Dr. Thaddeus Markham Garland's office phone number?
The practice phone on file for Dr. Garland is (703) 682-8082.
What is Dr. Thaddeus Markham Garland's medical license number?
Dr. Garland holds Virginia license 0101256114.
Does Dr. Thaddeus Markham Garland accept Medicare?
Yes. CMS data shows Dr. Garland billed Medicare for 250 services in 2021.
What services does Dr. Thaddeus Markham Garland bill to Medicare?
In 2021, Dr. Garland's most billed Medicare services were office visit, established patient (99213), medicare temporary code (Q3014) and psychiatric service (90792).
What drugs does Dr. Thaddeus Markham Garland prescribe most?
In 2024 Medicare Part D data, Dr. Garland's most prescribed drugs by claims were Dextroamphetamine-Amphet ER, Clozapine and Ziprasidone HCl.
Has Dr. Thaddeus Markham Garland received payments from drug or device companies?
CMS Open Payments shows $456 in general payments to Dr. Garland from 8 companies from 2016 to 2021. The largest total came from Shire North American Group Inc.
How long has Dr. Thaddeus Markham Garland been practicing?
Dr. Garland's NPI was assigned in 2011.
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