Dr. Eric Charles Nelson, MD

  • Chattanooga, TN
  • Colorectal surgeon
NPI1245497908PAC ID7113163767
Medicare services, 2024
429
Medicare patients, 2024
268
Part D claims, 2024
209
Publications
10
MIPS score, 2024
94
Practice address
975 E 3rd St, Chattanooga, TN 37403
Practice phone
Call (423) 778-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Erlanger Baroness Hospital

Hospital · Chattanooga, Tennessee

See all 5 affiliations

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Dr. Eric Charles Nelson is a colorectal surgeon in Chattanooga, Tennessee

Dr. Nelson practices at Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health.

Dr. Nelson's NPI, 1245497908, was assigned on May 20, 2008. Dr. Nelson graduated from Loma Linda University School of Medicine in 2006. Dr. Nelson holds Tennessee license MD48252.

NPI and contact details
Medicare PAC ID
7113163767
NPI enumeration date
May 20, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(423) 778-7000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
46
Medical school graduation
2006

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Eric Charles Nelson practices at Erlanger Baroness Hospital in Chattanooga, Tennessee

Dr. Nelson's primary practice is Erlanger Baroness Hospital, at 975 E 3rd St, Chattanooga, TN 37403 in Hamilton County. The practice phone is (423) 778-7000.

Source: Dmand AI Affiliation Data

Dr. Eric Charles Nelson is affiliated with 4 sites of care and 1 medical group

Dr. Nelson's primary practice is Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health. Dr. Nelson is also affiliated with CommonSpirit - Memorial Hospital - Chattanooga. The medical group on file is University Surgical Associates. Dmand AI also links Dr. Nelson to 1 more community health center and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Nelson

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Eric Charles Nelson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Erlanger Baroness HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Erlanger Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Eric Charles Nelson is one of 31 colorectal surgeons in Tennessee

Colon and rectal surgery is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Nelson is licensed in Tennessee.

Specialties and state licenses

  • Colon and rectal surgery, TennesseePrimaryLicense MD48252 · taxonomy 208C00000X

Colorectal surgeons near Dr. Nelson

Counts of colorectal 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. Eric Charles Nelson billed Medicare for 429 services in 2024

CMS data shows 429 Medicare services from Dr. Nelson across 11 procedure codes in 2024, for 268 Medicare patients. Medicare paid $32,259 for them.

Medicare services, 2024429
Medicare patients268
Paid by Medicare$32,259
Procedure codes11

Dr. Nelson's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2912024: 32110%
Surgery
2023: 1002024: 1088%

Where Dr. Nelson's Medicare services took place, 2024

  • In an office30972%
  • In a facility12028%

Dr. Nelson compared with the Tennessee median for colorectal surgeons, 2024

  • Dr. Nelson
  • Tennessee median
Medicare services
429vs 22690% above
Medicare patients
268vs 15079% above
Part D claims
160vs 762.1 times

Medians across 30 colorectal surgeons in Tennessee with Dmand AI profiles that report each measure.

Dr. Nelson'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. Nelson

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nelson and other colorectal surgeons in Tennessee.

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

Dr. Eric Charles Nelson treated 268 Medicare patients in 2024, average age 74

CMS counts 268 Medicare patients who saw Dr. Nelson in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Nelson's median patient age at 60, with 49% women.

Medicare patients, 2024268
Average age74
Average risk score1.49
Also on Medicaid12%

Dr. Nelson's Medicare patients by age, 2024

Dr. Nelson's Medicare patients by sex, 2024

  • Women13350%
  • Men13550%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis59%
  4. Anxiety37%
  5. Diabetes35%
  6. Ischemic heart disease35%
  7. Mood disorders34%
  8. Depression31%

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

Dr. Nelson's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women49%
  • Men50%

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

Dr. Eric Charles Nelson wrote 209 Medicare Part D claims in 2024

In 2024, Dr. Nelson wrote 209 Medicare Part D claims for 122 patients. 95% of them were for generic drugs. CMS names the drug for 160 of them, across 5 drugs with 11 or more claims each, at $419 in total drug cost. In 2023, CMS named 149 claims across 6 drugs.

Part D claims, 2024209
Drugs named by CMS5
Total drug cost$419
Part D patients122

Dr. Nelson's Part D claims by kind of drug, 2024

  • Generic198 claims95%
  • Brand-name11 claims5%

Dr. Nelson'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. Nelson's Part D claims, 2024

  • Opioids48%101 of 209 claims
  • Antibiotics34%72 of 209 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: 1492024: 1607%

Drugs named by CMS: 5 in 2024, 6 in 2023.

See all prescribing by Dr. Nelson

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. Eric Charles Nelson 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. Nelson for performance year 2024, reported through an alternative payment model (APM). Dr. Nelson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 35 procedures of colonoscopy by Dr. Nelson, more than 56% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Nelson's MIPS scores, performance year 2024

  • 94of 100Final score
  • 92.6of 100Quality
  • 93of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

Where Dr. Nelson ranks in Medicare procedure volume

Colonoscopy
56th percentile35 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Eric Charles Nelson has 10 publications on record

Dmand AI links 10 papers to Dr. Nelson, published from 2013 to 2023. 2020 was the busiest year, with 2. The most frequent topics are Internship and Residency, General Surgery and Operative Time. Dr. Nelson has published most often in Am Surg. Dr. Nelson's most frequent co-authors are Glendon Alan Hyde, MD, Richard A. Moore, MD, PhD and Brandon Clifford Chapman, MD.

Papers10
Years published2013 to 2023

Dr. Nelson's papers by year, 2013 to 2023

Topics Dr. Nelson writes about most

  • Internship and Residency
  • General Surgery
  • Operative Time

Dr. Nelson's most frequent co-authors

Recent publications by Dr. Nelson

See all 10 publications and co-authors

See who Dr. Nelson researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nelson works with, so you can find a warm path to the right colorectal surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Eric Charles Nelson received $2,128 in industry payments from 2016 to 2025

CMS Open Payments shows 25 general payments to Dr. Nelson from 7 drug and device companies from 2016 to 2025. Education make up the largest share, 47% of the total. Intuitive Surgical, Inc. paid the most, $1,860.

General payments to Dr. Nelson by program year, 2016 to 2025

General payments to Dr. Nelson by kind, 2016 to 2025

$2.1Kin total
  • Education$1,00047%
  • Travel and lodging$62930%
  • Food and beverage$49923%

Companies that paid Dr. Nelson the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Nelson

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

Dr. Eric Charles Nelson graduated from Loma Linda University School of Medicine

Dr. Nelson graduated from Loma Linda University School of Medicine in 2006.

  1. Medical schoolLoma Linda University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Eric Charles Nelson'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Eric Charles Nelson

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. Eric Charles Nelson's NPI number?

Dr. Eric Charles Nelson's NPI number is 1245497908. It was assigned on May 20, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Eric Charles Nelson?

Dr. Eric Charles Nelson is a colorectal surgeon in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).

Where does Dr. Eric Charles Nelson practice?

Dr. Nelson practices at 975 E 3rd St, Chattanooga, TN 37403. Dr. Nelson's primary practice is Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health. Dmand AI also links Dr. Nelson to 1 community health center and 1 group practice or clinic.

What is Dr. Eric Charles Nelson's office phone number?

The practice phone on file for Dr. Nelson is (423) 778-7000.

What is Dr. Eric Charles Nelson's medical license number?

Dr. Nelson holds Tennessee license MD48252.

Which hospitals is Dr. Eric Charles Nelson affiliated with?

Dr. Nelson practices at Erlanger Baroness Hospital in Chattanooga, Tennessee. Dr. Nelson is also affiliated with CommonSpirit - Memorial Hospital - Chattanooga.

What medical group is Dr. Eric Charles Nelson part of?

Dr. Nelson is linked to University Surgical Associates.

Does Dr. Eric Charles Nelson accept Medicare?

Yes. CMS data shows Dr. Nelson billed Medicare for 429 services in 2024, and Dr. Nelson accepts Medicare assignment.

What is Dr. Eric Charles Nelson's MIPS score?

Dr. Nelson'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. Eric Charles Nelson see?

CMS counts 268 Medicare patients who saw Dr. Nelson in 2024, with an average age of 74.

Show 7 more questionsShow fewer questions

What services does Dr. Eric Charles Nelson bill to Medicare?

In 2024, Dr. Nelson's most billed Medicare services were surgery: digestive system (46600), office visit, established patient (99212) and office visit, new patient (99203).

Where did Dr. Eric Charles Nelson go to medical school?

Dr. Nelson graduated from Loma Linda University School of Medicine in 2006.

What drugs does Dr. Eric Charles Nelson prescribe most?

In 2024 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Oxycodone-Acetaminophen, Oxycodone HCl and Metronidazole.

Has Dr. Eric Charles Nelson received payments from drug or device companies?

CMS Open Payments shows $2,128 in general payments to Dr. Nelson from 7 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Eric Charles Nelson been practicing?

Dr. Nelson graduated from medical school in 2006, 20 years ago.

Does Dr. Eric Charles Nelson do research?

Dmand AI links 10 publications to Dr. Nelson, published from 2013 to 2023.

Who does Dr. Eric Charles Nelson publish with?

Dr. Nelson's most frequent co-authors are Glendon Alan Hyde, MD (3 shared papers), Richard A. Moore, MD, PhD (3 shared papers) and Brandon Clifford Chapman, MD (2 shared papers).

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