Dr. Robert W. Buchanan, MD
- Part D claims, 2024
- 629
- Publications
- 140
- Clinical trials
- 3
- Industry payments
- $52,827
- Medical group
- 1
- Practice address
- Spring Grove Hospital Grounds, Catonsville, MD 21228
- Practice phone
- Call (410) 402-7876
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. Buchanan'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. Robert W. Buchanan is a psychiatrist in Catonsville, Maryland
Dr. Buchanan practices with University of Maryland Psychiatry Associates, P.A., a medical group.
Dr. Buchanan's NPI, 1649233727, was assigned on April 10, 2006. Dr. Buchanan holds Maryland license D0030807.
- NPI
- 1649233727NPI Registry (opens in a new tab)
- NPI enumeration date
- April 10, 2006
- NPI status
- Active
- Practice phone
- (410) 402-7876
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Robert W. Buchanan's practice address is in Catonsville, Maryland
Dr. Buchanan's practice address in the NPI Registry is Spring Grove Hospital Grounds, Catonsville, MD 21228. The practice phone is (410) 402-7876.
- NPI Registry addressSpring Grove Hospital Grounds, Catonsville, MD 21228Phone(410) 402-7876
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert W. Buchanan is affiliated with 1 medical group
Dr. Buchanan is part of University of Maryland Psychiatry Associates, P.A., a medical group in Baltimore, Maryland.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert W. Buchanan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buchanan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Psychiatry Associates, P.A. | 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 University of Maryland Psychiatry Associates, P.A. and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert W. Buchanan is one of 901 psychiatrists in Maryland
Psychiatry is Dr. Buchanan's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Buchanan is licensed in Maryland.
Specialties and state licenses
- Psychiatry, MarylandPrimary
Psychiatrists near Dr. Buchanan
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. Robert W. Buchanan's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Buchanan's median patient age at 55, with 0% women.
Dr. Buchanan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Robert W. Buchanan wrote 629 Medicare Part D claims in 2024
In 2024, Dr. Buchanan wrote 629 Medicare Part D claims for 13 patients. 98% of them were for generic drugs. CMS names the drug for 616 of them, across 24 drugs with 11 or more claims each, at $27,629 in total drug cost. In 2023, CMS named 336 claims across 16 drugs.
Dr. Buchanan's Part D claims by kind of drug, 2024
- Generic618 claims98%
- Brand-name11 claims2%
Dr. Buchanan'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. Buchanan's Part D claims, 2024
- Antipsychotics, patients 65 and over10%64 of 629 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: 3362024: 61683%
Drugs named by CMS: 24 in 2024, 16 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. Robert W. Buchanan has 140 publications on record
Dmand AI links 140 papers to Dr. Buchanan, published from 2005 to 2025. 2018 was the busiest year, with 9. The most frequent topics are Schizophrenia, Schizophrenic Psychology and Psychotic Disorders. Dr. Buchanan has published most often in Schizophr Res. Dr. Buchanan's most frequent co-authors are Anil K. Malhotra, MD, William Roger Keller, MD and Gopal Ramesh Vyas, DO.
Dr. Buchanan's papers by year, 2016 to 2025
Topics Dr. Buchanan writes about most
- Schizophrenia
- Schizophrenic Psychology
- Psychotic Disorders
- Antipsychotic Agents
- Double-Blind Method
- Psychiatric Status Rating Scales
- Cognition Disorders
- Neuropsychological Tests
Dr. Buchanan's most frequent co-authors
- Anil K. Malhotra, MD28 shared papers
- William Roger Keller, MD16 shared papers
- Gopal Ramesh Vyas, DO11 shared papers
Recent publications by Dr. Buchanan
Schizophr Res
See who Dr. Buchanan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Buchanan works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert W. Buchanan has worked on 3 clinical trials
Dmand AI links Dr. Buchanan to 3 clinical trials, 2 of them phase 2/3 studies. Conditions studied include Schizophrenia, Schizophrenia Spectrum and Other Psychotic Disorders and Psychotic Disorders.
Clinical trials with Dr. Buchanan by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 2Phase 2/3: 2 trials
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Buchanan's trials
- Schizophrenia
- Schizophrenia Spectrum and Other Psychotic Disorders
- Psychotic Disorders
Investigators on the most trials with Dr. Buchanan
- Stephen Robert Marder, MD2 shared trials
- Alan F. Breier, MD1 shared trial
- Evagelos Coskinas, MD1 shared trial
Recent clinical trials with Dr. Buchanan
Neuroimaging of Tryptophan Challenge in People With Schizophrenia and Healthy Controls (opens in a new tab)
Adjunctive Withania Somnifera (Ashwagandha) for Persistent Symptoms in People With Schizophrenia (opens in a new tab)
A Double-Blind Trial of Adjunctive Valacyclovir to Improve Cognition in Early Phase Schizophrenia (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Robert W. Buchanan received $52,827 in industry payments from 2016 to 2024
CMS Open Payments shows 50 general payments to Dr. Buchanan from 13 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 75% of the total. Merck Sharp & Dohme Corporation paid the most, $16,587.
General payments to Dr. Buchanan by program year, 2016 to 2024
General payments to Dr. Buchanan by kind, 2016 to 2024
- Consulting fees$39,55975%
- Speaker and faculty fees$5,17510%
- Travel and lodging$4,0008%
- Honoraria$3,0146%
- Other$1,0792%
Companies that paid Dr. Buchanan the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert W. Buchanan'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 | Dmand AI Affiliation Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Robert W. Buchanan
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. Robert W. Buchanan's NPI number?
Dr. Robert W. Buchanan's NPI number is 1649233727. It was assigned on April 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert W. Buchanan?
Dr. Robert W. Buchanan is a psychiatrist in Catonsville, Maryland. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Robert W. Buchanan practice?
Dr. Buchanan practices at Spring Grove Hospital Grounds, Catonsville, MD 21228. Dr. Buchanan's primary practice is University of Maryland Psychiatry Associates, P.A., a medical group.
What is Dr. Robert W. Buchanan's office phone number?
The practice phone on file for Dr. Buchanan is (410) 402-7876.
What is Dr. Robert W. Buchanan's medical license number?
Dr. Buchanan holds Maryland license D0030807.
What medical group is Dr. Robert W. Buchanan part of?
Dr. Buchanan is part of University of Maryland Psychiatry Associates, P.A. in Baltimore, Maryland.
What drugs does Dr. Robert W. Buchanan prescribe most?
In 2024 Medicare Part D data, Dr. Buchanan's most prescribed drugs by claims were Clozapine, Lorazepam and Sertraline HCl.
Has Dr. Robert W. Buchanan received payments from drug or device companies?
CMS Open Payments shows $52,827 in general payments to Dr. Buchanan from 13 companies from 2016 to 2024. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Robert W. Buchanan been practicing?
Dr. Buchanan's NPI was assigned in 2006.
Does Dr. Robert W. Buchanan do research?
Dmand AI links 140 publications to Dr. Buchanan, published from 2005 to 2025. Dr. Buchanan has worked on 3 clinical trials.
Who does Dr. Robert W. Buchanan publish with?
Dr. Buchanan's most frequent co-authors are Anil K. Malhotra, MD (28 shared papers), William Roger Keller, MD (16 shared papers) and Gopal Ramesh Vyas, DO (11 shared papers).
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