Dr. William Shamus Rohn, MD
- Part D claims, 2024
- 647
- Hospital affiliations
- 1
- Industry payments
- $336
- State license
- 1
- Year NPI issued
- 2018
- Practice address
- 5525 Catawba Hospital Drive, Catawba, VA 24070
- Practice phone
- Call (540) 375-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. William Shamus Rohn is a psychiatrist in Catawba, Virginia
Dr. Rohn practices at Catawba Hospital in Catawba, Virginia, part of Commonwealth of Virginia.
Dr. Rohn's NPI, 1649774480, was assigned on March 19, 2018. Dr. Rohn holds Louisiana license 321358.
- NPI
- 1649774480NPI Registry (opens in a new tab)
- NPI enumeration date
- March 19, 2018
- NPI status
- Active
- Practice phone
- (540) 375-4200
- 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 Affiliation Data
Dr. William Shamus Rohn practices at Catawba Hospital in Catawba, Virginia
Dr. Rohn's primary practice is Catawba Hospital, at 5525 Catawba Hospital Drive, Catawba, VA 24070 in Roanoke County. The practice phone is (540) 375-4200.
- Catawba Hospital5525 Catawba Hospital Drive, Catawba, VA 24070 · Roanoke CountyPhone(540) 375-4200
Source: Dmand AI Affiliation Data
Dr. William Shamus Rohn is affiliated with 1 site of care
Dr. Rohn's primary practice is Catawba Hospital in Catawba, Virginia, part of Commonwealth of Virginia.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Shamus Rohn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rohn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Catawba Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Shamus Rohn is one of 1,014 psychiatrists in Virginia
Psychiatry is Dr. Rohn's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Rohn is licensed in Louisiana.
Specialties and state licenses
- Psychiatry, LouisianaPrimary
Psychiatrists near Dr. Rohn
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. William Shamus Rohn's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Rohn's median patient age at 41, with 43% women.
Dr. Rohn'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
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Dr. William Shamus Rohn wrote 647 Medicare Part D claims in 2024
In 2024, Dr. Rohn wrote 647 Medicare Part D claims for 63 patients. 97% of them were for generic drugs. CMS names the drug for 460 of them, across 16 drugs with 11 or more claims each, at $10,512 in total drug cost. In 2023, CMS named 314 claims across 13 drugs.
Dr. Rohn's Part D claims by kind of drug, 2024
- Generic627 claims97%
- Brand-name and other20 claims3%
Dr. Rohn'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. Rohn's Part D claims, 2024
- Antipsychotics, patients 65 and over25%164 of 647 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: 3142024: 46046%
Drugs named by CMS: 16 in 2024, 13 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. William Shamus Rohn received $336 in industry payments from 2019 to 2022
CMS Open Payments shows 20 general payments to Dr. Rohn from 7 drug and device companies from 2019 to 2022. Food and beverage make up the largest share, 100% of the total. Alkermes, Inc. paid the most, $94.
General payments to Dr. Rohn by program year, 2019 to 2022
Companies that paid Dr. Rohn the most, 2019 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Shamus Rohn'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 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. William Shamus Rohn
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. William Shamus Rohn's NPI number?
Dr. William Shamus Rohn's NPI number is 1649774480. It was assigned on March 19, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. William Shamus Rohn?
Dr. William Shamus Rohn is a psychiatrist in Catawba, Virginia. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. William Shamus Rohn practice?
Dr. Rohn practices at 5525 Catawba Hospital Drive, Catawba, VA 24070. Dr. Rohn's primary practice is Catawba Hospital in Catawba, Virginia, part of Commonwealth of Virginia.
What is Dr. William Shamus Rohn's office phone number?
The practice phone on file for Dr. Rohn is (540) 375-4200.
What is Dr. William Shamus Rohn's medical license number?
Dr. Rohn holds Louisiana license 321358.
Which hospitals is Dr. William Shamus Rohn affiliated with?
Dr. Rohn practices at Catawba Hospital in Catawba, Virginia.
What drugs does Dr. William Shamus Rohn prescribe most?
In 2024 Medicare Part D data, Dr. Rohn's most prescribed drugs by claims were Divalproex Sodium, Quetiapine Fumarate and Olanzapine.
Has Dr. William Shamus Rohn received payments from drug or device companies?
CMS Open Payments shows $336 in general payments to Dr. Rohn from 7 companies from 2019 to 2022. The largest total came from Alkermes, Inc.
How long has Dr. William Shamus Rohn been practicing?
Dr. Rohn's NPI was assigned in 2018.
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