Dr. Christopher Karl Sanborn, MD
- Medicare services, 2024
- 55
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 406
- MIPS score, 2024
- 94
- Hospital affiliations
- 1
- Practice address
- 979 E 3rd St, Chattanooga, TN 37403
- Practice phone
- Call (423) 757-0860
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Surgical Associates
Chattanooga, Tennessee
Find Dr. Sanborn'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. Christopher Karl Sanborn is a general surgeon in Chattanooga, Tennessee
Dr. Sanborn practices at University Surgical Associates in Chattanooga, Tennessee.
Dr. Sanborn's NPI, 1225186877, was assigned on January 8, 2007. Dr. Sanborn graduated from University of Tennessee, Hsc, College of Medicine in 1997. Dr. Sanborn holds Tennessee license 31647.
- NPI
- 1225186877NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941331201
- NPI enumeration date
- January 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 757-0860
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Karl Sanborn practices at University Surgical Associates in Chattanooga, Tennessee
Dr. Sanborn's primary practice is University Surgical Associates, at 979 E 3rd St, Chattanooga, TN 37403 in Hamilton County. The practice phone is (423) 757-0860.
- University Surgical Associates979 E 3rd St, Chattanooga, TN 37403 · Hamilton CountyPhone(423) 757-0860
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Karl Sanborn is affiliated with 4 sites of care and 2 medical groups
Dr. Sanborn's primary practice is University Surgical Associates in Chattanooga, Tennessee. Dr. Sanborn is also affiliated with Erlanger Baroness Hospital. The medical group on file is Erlanger. Dmand AI also links Dr. Sanborn to 2 more group practices and clinics 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. Christopher Karl Sanborn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sanborn practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Surgical Associates | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Karl Sanborn is one of 548 general surgeons in Tennessee
Surgery is Dr. Sanborn's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Sanborn is licensed in Tennessee.
Specialties and state licenses
- Surgery, TennesseePrimary
General surgeons near Dr. Sanborn
Counts of general surgeons 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. Christopher Karl Sanborn billed Medicare for 55 services in 2024
CMS data shows 55 Medicare services from Dr. Sanborn across 3 procedure codes in 2024, for 51 Medicare patients. Medicare paid $4,456 for them.
Dr. Sanborn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 952024: 4157%
- Surgery
- 2023: 02024: 14
Where Dr. Sanborn's Medicare services took place, 2024
- In an office4175%
- In a facility1425%
Dr. Sanborn compared with the Tennessee median for general surgeons, 2024
- Dr. Sanborn
- Tennessee median
- Medicare services
- 55vs 17468% below
- Medicare patients
- 51vs 12258% below
- Part D claims
- 313vs 526.0 times
Medians across 548 general surgeons in Tennessee with Dmand AI profiles that report each measure.
Dr. Sanborn'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. Sanborn and other general surgeons in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Karl Sanborn treated 51 Medicare patients in 2024, average age 64
CMS counts 51 Medicare patients who saw Dr. Sanborn in 2024. The largest group is under 65, with 22 patients. 75% of them have arthritis, and 75% have high blood pressure. 29% are also on Medicaid. Their average risk score is 1.59, 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. Sanborn's median patient age at 49, with 83% women.
Dr. Sanborn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Sanborn's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol73%
- Anxiety51%
- Mood disorders47%
- Asthma43%
- Depression43%
- Diabetes37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sanborn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women83%
- Men16%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Karl Sanborn wrote 406 Medicare Part D claims in 2024
In 2024, Dr. Sanborn wrote 406 Medicare Part D claims for 107 patients. 96% of them were for generic drugs. CMS names the drug for 313 of them, across 8 drugs with 11 or more claims each, at $11,233 in total drug cost. In 2023, CMS named 253 claims across 8 drugs.
Dr. Sanborn's Part D claims by kind of drug, 2024
- Generic388 claims96%
- Brand-name and other18 claims4%
Dr. Sanborn'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. Sanborn's Part D claims, 2024
- Opioids9%36 of 406 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: 2532024: 31324%
Drugs named by CMS: 8 in 2024, 8 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
Dr. Christopher Karl Sanborn scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Sanborn for performance year 2024, reported through an alternative payment model (APM). Dr. Sanborn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Sanborn's MIPS scores, performance year 2024
- 94of 100Final score
- 80.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Christopher Karl Sanborn received $43,044 in industry payments from 2016 to 2025
CMS Open Payments shows 152 general payments to Dr. Sanborn from 32 drug and device companies from 2016 to 2025. Education make up the largest share, 65% of the total. Intuitive Surgical, Inc. paid the most, $37,698.
General payments to Dr. Sanborn by program year, 2016 to 2025
General payments to Dr. Sanborn by kind, 2016 to 2025
- Education$28,18265%
- Travel and lodging$8,93421%
- Food and beverage$5,92714%
Companies that paid Dr. Sanborn 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. Christopher Karl Sanborn graduated from University of Tennessee, Hsc, College of Medicine
Dr. Sanborn graduated from University of Tennessee, Hsc, College of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher Karl Sanborn'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)Medicare Part D Prescribers - by Provider (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. Christopher Karl Sanborn
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. Christopher Karl Sanborn's NPI number?
Dr. Christopher Karl Sanborn's NPI number is 1225186877. It was assigned on January 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Karl Sanborn?
Dr. Christopher Karl Sanborn is a general surgeon in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Christopher Karl Sanborn practice?
Dr. Sanborn practices at 979 E 3rd St, Chattanooga, TN 37403. Dr. Sanborn's primary practice is University Surgical Associates in Chattanooga, Tennessee. Dmand AI also links Dr. Sanborn to 2 group practices and clinics and 1 medical group.
What is Dr. Christopher Karl Sanborn's office phone number?
The practice phone on file for Dr. Sanborn is (423) 757-0860.
What is Dr. Christopher Karl Sanborn's medical license number?
Dr. Sanborn holds Tennessee license 31647.
Which hospitals is Dr. Christopher Karl Sanborn affiliated with?
Dr. Sanborn is affiliated with Erlanger Baroness Hospital.
What medical group is Dr. Christopher Karl Sanborn part of?
Dr. Sanborn is linked to Erlanger. Dmand AI links Dr. Sanborn to 1 more medical group.
Does Dr. Christopher Karl Sanborn accept Medicare?
Yes. CMS data shows Dr. Sanborn billed Medicare for 55 services in 2024, and Dr. Sanborn accepts Medicare assignment.
What is Dr. Christopher Karl Sanborn's MIPS score?
Dr. Sanborn's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Christopher Karl Sanborn see?
CMS counts 51 Medicare patients who saw Dr. Sanborn in 2024, with an average age of 64.
Show 5 more questionsShow fewer questions
What services does Dr. Christopher Karl Sanborn bill to Medicare?
In 2024, Dr. Sanborn's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (43239) and office visit, established patient (99213).
Where did Dr. Christopher Karl Sanborn go to medical school?
Dr. Sanborn graduated from University of Tennessee, Hsc, College of Medicine in 1997.
What drugs does Dr. Christopher Karl Sanborn prescribe most?
In 2024 Medicare Part D data, Dr. Sanborn's most prescribed drugs by claims were Omeprazole, Ondansetron ODT and Promethazine HCl.
Has Dr. Christopher Karl Sanborn received payments from drug or device companies?
CMS Open Payments shows $43,044 in general payments to Dr. Sanborn from 32 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Christopher Karl Sanborn been practicing?
Dr. Sanborn graduated from medical school in 1997, 29 years ago.
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