Dr. Samuel O. Massey III, MD
- Medicare services, 2023
- 30
- Medicare patients, 2024
- 31
- Part D claims, 2021
- 18
- Hospital affiliations
- 5
- Industry payments
- $10,714
- Practice address
- 400 N State of Franklin Rd, Johnson City, TN 37604
- Practice phone
- Call (423) 431-6111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Johnson City Medical Center/Niswonger Children's
Johnson City, Tennessee
Find Dr. Massey'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. Samuel O. Massey III is a diagnostic radiologist in Johnson City, Tennessee
Dr. Massey practices at Johnson City Medical Center/Niswonger Children's in Johnson City, Tennessee.
Dr. Massey's NPI, 1912956277, was assigned on May 6, 2006. Dr. Massey graduated from University of Mississippi School of Medicine in 1989. Dr. Massey holds Tennessee license 31318.
- NPI
- 1912956277NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507948676
- NPI enumeration date
- May 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 431-6111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Samuel O. Massey III practices at Johnson City Medical Center/Niswonger Children's in Johnson City, Tennessee
Dr. Massey's primary practice is Johnson City Medical Center/Niswonger Children's, at 400 N State of Franklin Rd, Johnson City, TN 37604 in Washington County. The practice phone is (423) 431-6111.
- Johnson City Medical Center/Niswonger Children's400 N State of Franklin Rd, Johnson City, TN 37604 · Washington CountyPhone(423) 431-6111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Samuel O. Massey III is affiliated with 7 sites of care and 2 medical groups
Dr. Massey's primary practice is Johnson City Medical Center/Niswonger Children's in Johnson City, Tennessee. Dr. Massey is also affiliated with Johnson City Medical Center. The medical group on file is Blue Ridge Radiology. Dmand AI also links Dr. Massey to 4 more hospitals, 1 group practice or clinic and 1 medical group, 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. Samuel O. Massey III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Massey practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johnson City Medical Center/Niswonger Children's | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Samuel O. Massey III is one of 691 diagnostic radiologists in Tennessee
Diagnostic radiology is Dr. Massey's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Massey is licensed in Tennessee.
Specialties and state licenses
- Diagnostic radiology, TennesseePrimary
Diagnostic radiologists near Dr. Massey
Counts of diagnostic radiologists 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. Samuel O. Massey III billed Medicare for 30 services in 2023
CMS data shows 30 Medicare services from Dr. Massey across 2 procedure codes in 2023, for 31 Medicare patients. Medicare paid $5,412 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Massey's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Tests and treatments
- 2022: 192023: 1521%
- Surgery
- 2022: 392023: 1562%
- Imaging
- 2022: 152023: 0100%
Dr. Massey compared with the Tennessee median for diagnostic radiologists, 2023
- Dr. Massey
- Tennessee median
- Medicare services
- 30vs 2,86999% below
- Medicare patients
- 31vs 1,77298% below
- Part D claims
- 18vs 1613% above
Medians across 703 diagnostic radiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Massey's most billed Medicare procedure codes, 2023
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. Massey and other diagnostic radiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samuel O. Massey III treated 31 Medicare patients in 2024, average age 77
CMS counts 31 Medicare patients who saw Dr. Massey in 2024. The largest group is 75 to 84, with 13 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Massey's median patient age at 74, with 60% women.
Dr. Massey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Massey's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Stroke or TIA55%
- Mood disorders45%
- Depression42%
- Ischemic heart disease39%
- Atrial fibrillation35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Massey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Samuel O. Massey III wrote 18 Medicare Part D claims in 2021
In 2021, Dr. Massey wrote 18 Medicare Part D claims. They cover 1 drug, with $154 in total drug cost. In 2020, CMS named 43 claims across 2 drugs.
Dr. Massey's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 432021: 1858%
Drugs named by CMS: 1 in 2021, 2 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Samuel O. Massey III takes part in Medicare
Dr. Massey 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. Samuel O. Massey III received $10,714 in industry payments from 2016 to 2025
CMS Open Payments shows 155 general payments to Dr. Massey from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 71% of the total. Penumbra, Inc. paid the most, $7,001.
General payments to Dr. Massey by program year, 2016 to 2025
General payments to Dr. Massey by kind, 2016 to 2025
- Food and beverage$7,58271%
- Travel and lodging$3,08129%
- Education$500%
Companies that paid Dr. Massey the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Samuel O. Massey III graduated from University of Mississippi School of Medicine
Dr. Massey graduated from University of Mississippi School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Samuel O. Massey III'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) |
| 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) |
| 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. Samuel O. Massey III
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. Samuel O. Massey III's NPI number?
Dr. Samuel O. Massey III's NPI number is 1912956277. It was assigned on May 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Samuel O. Massey III?
Dr. Samuel O. Massey III is a diagnostic radiologist in Johnson City, Tennessee. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Samuel O. Massey III practice?
Dr. Massey practices at 400 N State of Franklin Rd, Johnson City, TN 37604. Dr. Massey's primary practice is Johnson City Medical Center/Niswonger Children's in Johnson City, Tennessee. Dmand AI also links Dr. Massey to 4 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Samuel O. Massey III's office phone number?
The practice phone on file for Dr. Massey is (423) 431-6111.
What is Dr. Samuel O. Massey III's medical license number?
Dr. Massey holds Tennessee license 31318.
Which hospitals is Dr. Samuel O. Massey III affiliated with?
Dr. Massey is affiliated with Johnson City Medical Center. Dmand AI links Dr. Massey to 4 more hospitals.
What medical group is Dr. Samuel O. Massey III part of?
Dr. Massey is linked to Blue Ridge Radiology. Dmand AI links Dr. Massey to 1 more medical group.
Does Dr. Samuel O. Massey III accept Medicare?
Yes. CMS data shows Dr. Massey billed Medicare for 30 services in 2023, and Dr. Massey accepts Medicare assignment.
How many Medicare patients does Dr. Samuel O. Massey III see?
CMS counts 31 Medicare patients who saw Dr. Massey in 2024, with an average age of 77.
What services does Dr. Samuel O. Massey III bill to Medicare?
In 2023, Dr. Massey's most billed Medicare services were surgery: heart and blood vessels (36224) and special service (99152).
Show 4 more questionsShow fewer questions
Where did Dr. Samuel O. Massey III go to medical school?
Dr. Massey graduated from University of Mississippi School of Medicine in 1989.
What drugs does Dr. Samuel O. Massey III prescribe most?
In 2021 Medicare Part D data, Dr. Massey's most prescribed drugs by claims were Clopidogrel.
Has Dr. Samuel O. Massey III received payments from drug or device companies?
CMS Open Payments shows $10,714 in general payments to Dr. Massey from 20 companies from 2016 to 2025. The largest total came from Penumbra, Inc.
How long has Dr. Samuel O. Massey III been practicing?
Dr. Massey graduated from medical school in 1989, 37 years ago.
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