Dr. Thomas Sanford Herrin, MD
- Medicare services, 2024
- 3,560
- Medicare patients, 2024
- 2,833
- Part D claims, 2016
- 11
- MIPS score, 2024
- 85
- Hospital affiliations
- 5
- Practice address
- 1400 Us-61, Festus, MO 63028
- Practice phone
- Call (636) 933-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Hospital Jefferson
Festus, Missouri
Find Dr. Herrin's professional email, personal email and mobile number
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Dr. Thomas Sanford Herrin is a diagnostic radiologist in Festus, Missouri
Dr. Herrin practices at Mercy Hospital Jefferson in Festus, Missouri.
Dr. Herrin's NPI, 1659759553, was assigned on May 11, 2015. Dr. Herrin graduated from Saint Louis University School of Medicine in 2015. Dr. Herrin holds Missouri license 2020016526.
- NPI
- 1659759553NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678868353
- NPI enumeration date
- May 11, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (636) 933-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Sanford Herrin practices at Mercy Hospital Jefferson in Festus, Missouri
Dr. Herrin's primary practice is Mercy Hospital Jefferson, at 1400 Us-61, Festus, MO 63028 in Jefferson County. The practice phone is (636) 933-1000.
- Mercy Hospital Jefferson1400 Us-61, Festus, MO 63028 · Jefferson CountyPhone(636) 933-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas Sanford Herrin is affiliated with 6 sites of care and 1 medical group
Dr. Herrin's primary practice is Mercy Hospital Jefferson in Festus, Missouri. Dr. Herrin is also affiliated with Mercy Hospital Jefferson. The medical group on file is West County Radiological Group. Dmand AI also links Dr. Herrin to 4 more hospitals, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Sanford Herrin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Herrin practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Jefferson | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Sanford Herrin is one of 679 diagnostic radiologists in Missouri
Diagnostic radiology is Dr. Herrin's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Herrin is licensed in Missouri.
Specialties and state licenses
- Diagnostic radiology, MissouriPrimary
Diagnostic radiologists near Dr. Herrin
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. Thomas Sanford Herrin billed Medicare for 3,560 services in 2024
CMS data shows 3,560 Medicare services from Dr. Herrin across 36 procedure codes in 2024, for 2,833 Medicare patients. Medicare paid $95,116 for them.
Dr. Herrin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 3,4172024: 3,417No change
- Tests and treatments
- 2023: 1362024: 1435%
- Surgery
- 2023: 162024: 0100%
Where Dr. Herrin's Medicare services took place, 2024
- In an office1043%
- In a facility3,45697%
Dr. Herrin compared with the Missouri median for diagnostic radiologists, 2024
- Dr. Herrin
- Missouri median
- Medicare services
- 3,560vs 2,41547% above
- Medicare patients
- 2,833vs 1,76061% above
- Part D claims
- 11vs 1421% below
Medians across 648 diagnostic radiologists in Missouri with Dmand AI profiles that report each measure.
Dr. Herrin'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Herrin and other diagnostic radiologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Sanford Herrin treated 2,833 Medicare patients in 2024, average age 74
CMS counts 2,833 Medicare patients who saw Dr. Herrin in 2024. The largest group is 65 to 74, with 1,088 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.05, 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. Herrin's median patient age at 68, with 51% women.
Dr. Herrin's Medicare patients by age, 2024
Dr. Herrin's Medicare patients by sex, 2024
- Women1,46052%
- Men1,37348%
Chronic conditions among Dr. Herrin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Chronic kidney disease43%
- Ischemic heart disease43%
- Mood disorders42%
- Anxiety41%
- Depression39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Herrin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Sanford Herrin wrote 11 Medicare Part D claims in 2016
In 2016, Dr. Herrin wrote 11 Medicare Part D claims. They cover 1 drug, with $126 in total drug cost.
Dr. Herrin's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Thomas Sanford Herrin scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Herrin for performance year 2024, reported as part of a group. Dr. Herrin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Herrin's MIPS scores, performance year 2024
- 85of 100Final score
- 86.9of 100Quality
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Thomas Sanford Herrin received $130 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Herrin from 2 drug and device companies in 2021. Food and beverage make up the largest share, 100% of the total. Sonendo Inc paid the most, $114.
Companies that paid Dr. Herrin the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas Sanford Herrin graduated from Saint Louis University School of Medicine
Dr. Herrin graduated from Saint Louis University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas Sanford Herrin'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (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. Thomas Sanford Herrin
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. Thomas Sanford Herrin's NPI number?
Dr. Thomas Sanford Herrin's NPI number is 1659759553. It was assigned on May 11, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Sanford Herrin?
Dr. Thomas Sanford Herrin is a diagnostic radiologist in Festus, Missouri. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Thomas Sanford Herrin practice?
Dr. Herrin practices at 1400 Us-61, Festus, MO 63028. Dr. Herrin's primary practice is Mercy Hospital Jefferson in Festus, Missouri. Dmand AI also links Dr. Herrin to 4 hospitals.
What is Dr. Thomas Sanford Herrin's office phone number?
The practice phone on file for Dr. Herrin is (636) 933-1000.
What is Dr. Thomas Sanford Herrin's medical license number?
Dr. Herrin holds Missouri license 2020016526.
Which hospitals is Dr. Thomas Sanford Herrin affiliated with?
Dr. Herrin is affiliated with Mercy Hospital Jefferson. Dmand AI links Dr. Herrin to 4 more hospitals.
What medical group is Dr. Thomas Sanford Herrin part of?
Dr. Herrin is linked to West County Radiological Group.
Does Dr. Thomas Sanford Herrin accept Medicare?
Yes. CMS data shows Dr. Herrin billed Medicare for 3,560 services in 2024, and Dr. Herrin accepts Medicare assignment.
What is Dr. Thomas Sanford Herrin's MIPS score?
Dr. Herrin's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas Sanford Herrin see?
CMS counts 2,833 Medicare patients who saw Dr. Herrin in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. Thomas Sanford Herrin bill to Medicare?
In 2024, Dr. Herrin's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (74183) and diagnostic imaging (74018).
Where did Dr. Thomas Sanford Herrin go to medical school?
Dr. Herrin graduated from Saint Louis University School of Medicine in 2015.
What drugs does Dr. Thomas Sanford Herrin prescribe most?
In 2016 Medicare Part D data, Dr. Herrin's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. Thomas Sanford Herrin received payments from drug or device companies?
CMS Open Payments shows $130 in general payments to Dr. Herrin from 2 companies from 2021 to 2021. The largest total came from Sonendo Inc.
How long has Dr. Thomas Sanford Herrin been practicing?
Dr. Herrin graduated from medical school in 2015, 11 years ago.
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