Dr. Joseph Thomas Parrish, DO

  • Charleston, SC
  • Diagnostic radiologist
NPI1255969572
Medicare services, 2024
195
Medicare patients, 2024
189
Part D claims, 2024
19
MIPS score, 2024
84
Industry payments
$2,083
Practice address
109 Bee St, Charleston, SC 29401
Practice phone
Call (843) 789-6712
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Ralph H. Johnson VA Medical Center

Charleston, South Carolina

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Dr. Joseph Thomas Parrish is a diagnostic radiologist in Charleston, South Carolina

Dr. Parrish practices at Ralph H. Johnson VA Medical Center in Charleston, South Carolina.

Dr. Parrish's NPI, 1255969572, was assigned on March 31, 2020. Dr. Parrish graduated from Edward Via Col of Osteo Medicine-Carolinas Campus in 2020. Dr. Parrish holds South Carolina license 83627.

NPI and contact details
NPI enumeration date
March 31, 2020
NPI status
Active
Practice phone
(843) 789-6712
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
32
Medical school graduation
2020

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Joseph Thomas Parrish practices at Ralph H. Johnson VA Medical Center in Charleston, South Carolina

Dr. Parrish's primary practice is Ralph H. Johnson VA Medical Center, at 109 Bee St, Charleston, SC 29401 in Charleston County. The practice phone is (843) 789-6712.

  • Ralph H. Johnson VA Medical Center
    109 Bee St, Charleston, SC 29401 · Charleston CountyPhone(843) 789-6712

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Joseph Thomas Parrish is affiliated with 2 sites of care and 1 medical group

Dr. Parrish's primary practice is Ralph H. Johnson VA Medical Center in Charleston, South Carolina. The medical group on file is Prisma Health Medical Group. Dmand AI also links Dr. Parrish to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Parrish

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Joseph Thomas Parrish's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Parrish practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ralph H. Johnson VA Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joseph Thomas Parrish is one of 421 diagnostic radiologists in South Carolina

Diagnostic radiology is Dr. Parrish's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Parrish is licensed in South Carolina.

Specialties and state licenses

  • Diagnostic radiology, South CarolinaPrimaryLicense 83627 · taxonomy 2085R0202X

Diagnostic radiologists near Dr. Parrish

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. Joseph Thomas Parrish billed Medicare for 195 services in 2024

CMS data shows 195 Medicare services from Dr. Parrish across 6 procedure codes in 2024, for 189 Medicare patients. Medicare paid $5,113 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024195
Medicare patients189
Paid by Medicare$5,113
Procedure codes6

Dr. Parrish compared with the South Carolina median for diagnostic radiologists, 2024

  • Dr. Parrish
  • South Carolina median
Medicare services
195vs 3,01494% below
Medicare patients
189vs 2,32592% below

Medians across 433 diagnostic radiologists in South Carolina with Dmand AI profiles that report each measure.

Dr. Parrish'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.

See all procedures by Dr. Parrish

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Joseph Thomas Parrish treated 189 Medicare patients in 2024, average age 77

CMS counts 189 Medicare patients who saw Dr. Parrish in 2024. The largest group is 75 to 84, with 72 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.94, 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. Parrish's median patient age at 56, with 45% women.

Medicare patients, 2024189
Average age77
Average risk score1.94
Also on Medicaid19%

Dr. Parrish's Medicare patients by age, 2024

Dr. Parrish's Medicare patients by sex, 2024

  • Women11360%
  • Men7640%

Chronic conditions among Dr. Parrish's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis62%
  4. Chronic kidney disease53%
  5. Ischemic heart disease49%
  6. Heart failure48%
  7. Diabetes46%
  8. Mood disorders41%

Share of Medicare patients with each condition. A patient can have several.

Dr. Parrish's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women45%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Joseph Thomas Parrish wrote 19 Medicare Part D claims in 2024

In 2024, Dr. Parrish wrote 19 Medicare Part D claims. 100% of them were for generic drugs.

Part D claims, 202419

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Joseph Thomas Parrish scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Parrish for performance year 2024, reported as part of a group.

Dr. Parrish's MIPS scores, performance year 2024

  • 84of 100Final score
  • 75.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Joseph Thomas Parrish received $2,083 in industry payments from 2024 to 2025

CMS Open Payments shows 9 general payments to Dr. Parrish from 4 drug and device companies from 2024 to 2025. Travel and lodging make up the largest share, 63% of the total. Penumbra, Inc. paid the most, $1,723.

General payments to Dr. Parrish by program year, 2024 to 2025

General payments to Dr. Parrish by kind, 2024 to 2025

$2.1Kin total
  • Travel and lodging$1,31363%
  • Food and beverage$52725%
  • Education$24312%

Companies that paid Dr. Parrish the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Parrish

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Joseph Thomas Parrish graduated from Edward Via Col of Osteo Medicine-Carolinas Campus

Dr. Parrish graduated from Edward Via Col of Osteo Medicine-Carolinas Campus in 2020.

  1. Medical schoolEdward Via Col of Osteo Medicine-Carolinas Campus

Source: Dmand AI Professional Profile Data

Sources for Dr. Joseph Thomas Parrish's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Joseph Thomas Parrish

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. Joseph Thomas Parrish's NPI number?

Dr. Joseph Thomas Parrish's NPI number is 1255969572. It was assigned on March 31, 2020, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph Thomas Parrish?

Dr. Joseph Thomas Parrish is a diagnostic radiologist in Charleston, South Carolina. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Joseph Thomas Parrish practice?

Dr. Parrish practices at 109 Bee St, Charleston, SC 29401. Dr. Parrish's primary practice is Ralph H. Johnson VA Medical Center in Charleston, South Carolina. Dmand AI also links Dr. Parrish to 1 group practice or clinic.

What is Dr. Joseph Thomas Parrish's office phone number?

The practice phone on file for Dr. Parrish is (843) 789-6712.

What is Dr. Joseph Thomas Parrish's medical license number?

Dr. Parrish holds South Carolina license 83627.

What medical group is Dr. Joseph Thomas Parrish part of?

Dr. Parrish is linked to Prisma Health Medical Group.

Does Dr. Joseph Thomas Parrish accept Medicare?

Yes. CMS data shows Dr. Parrish billed Medicare for 195 services in 2024.

What is Dr. Joseph Thomas Parrish's MIPS score?

Dr. Parrish's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Dr. Joseph Thomas Parrish see?

CMS counts 189 Medicare patients who saw Dr. Parrish in 2024, with an average age of 77.

What services does Dr. Joseph Thomas Parrish bill to Medicare?

In 2024, Dr. Parrish's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (72125).

Show 3 more questionsShow fewer questions

Where did Dr. Joseph Thomas Parrish go to medical school?

Dr. Parrish graduated from Edward Via Col of Osteo Medicine-Carolinas Campus in 2020.

Has Dr. Joseph Thomas Parrish received payments from drug or device companies?

CMS Open Payments shows $2,083 in general payments to Dr. Parrish from 4 companies from 2024 to 2025. The largest total came from Penumbra, Inc.

How long has Dr. Joseph Thomas Parrish been practicing?

Dr. Parrish graduated from medical school in 2020, 6 years ago.

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