Dr. Robert A. Maxwell, MD

  • Chattanooga, TN
  • General surgeon
NPI1982698627PAC ID0941305916
Medicare services, 2024
673
Medicare patients, 2024
388
Part D claims, 2024
58
Publications
41
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 8 affiliations

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Dr. Robert A. Maxwell is a general surgeon in Chattanooga, Tennessee

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

Dr. Maxwell's NPI, 1982698627, was assigned on September 8, 2005. Dr. Maxwell graduated from Eastern Virginia Medical School in 1992. Dr. Maxwell holds Tennessee license MD29718.

NPI and contact details
Medicare PAC ID
0941305916
NPI enumeration date
September 8, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(423) 778-7000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

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

Dr. Robert A. Maxwell practices at Erlanger Baroness Hospital in Chattanooga, Tennessee

Dr. Maxwell'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. Robert A. Maxwell is affiliated with 7 sites of care and 1 medical group

Dr. Maxwell's primary practice is Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health. Dr. Maxwell is also affiliated with CommonSpirit - Memorial Hospital - Chattanooga. The medical group on file is University Surgical Associates. Dmand AI also links Dr. Maxwell to 3 more hospitals, 1 community health center and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Dr. Maxwell

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

Dmand AI tracks the EHR system at Dr. Robert A. Maxwell's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maxwell practices, 7 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
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Robert A. Maxwell is one of 548 general surgeons in Tennessee

Surgery is Dr. Maxwell's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Maxwell is licensed in Tennessee.

Specialties and state licenses

  • Surgery, TennesseePrimaryLicense MD29718 · taxonomy 208600000X

General surgeons near Dr. Maxwell

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. Robert A. Maxwell billed Medicare for 673 services in 2024

CMS data shows 673 Medicare services from Dr. Maxwell across 9 procedure codes in 2024, for 388 Medicare patients. Medicare paid $54,756 for them.

Medicare services, 2024673
Medicare patients388
Paid by Medicare$54,756
Procedure codes9

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

  • In an office578%
  • In a facility61692%

Dr. Maxwell compared with the Tennessee median for general surgeons, 2024

  • Dr. Maxwell
  • Tennessee median
Medicare services
673vs 1743.9 times
Medicare patients
388vs 1223.2 times
Part D claims
12vs 5277% below

Medians across 548 general surgeons in Tennessee with Dmand AI profiles that report each measure.

Dr. Maxwell'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. Maxwell

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

Dr. Robert A. Maxwell treated 388 Medicare patients in 2024, average age 75

CMS counts 388 Medicare patients who saw Dr. Maxwell in 2024. The largest group is 75 to 84, with 145 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.86, 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. Maxwell's median patient age at 62, with 46% women.

Medicare patients, 2024388
Average age75
Average risk score1.86
Also on Medicaid15%

Dr. Maxwell's Medicare patients by age, 2024

Dr. Maxwell's Medicare patients by sex, 2024

  • Women18949%
  • Men19951%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis56%
  4. Mood disorders43%
  5. Anxiety42%
  6. Ischemic heart disease39%
  7. Atrial fibrillation38%
  8. Chronic kidney disease37%

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

Dr. Maxwell's patients across all payers

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

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women46%
  • Men54%

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

Dr. Robert A. Maxwell wrote 58 Medicare Part D claims in 2024

In 2024, Dr. Maxwell wrote 58 Medicare Part D claims for 40 patients. 98% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $41 in total drug cost.

Part D claims, 202458
Drugs named by CMS1
Total drug cost$41
Part D patients40

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

  • Generic57 claims98%
  • Brand-name and other1 claims2%

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

  • Opioids38%22 of 58 claims
  • Antibiotics48%28 of 58 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dr. Maxwell

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. Robert A. Maxwell 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. Maxwell for performance year 2024, reported through an alternative payment model (APM). Dr. Maxwell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of removal of tissue by Dr. Maxwell, more than 64% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Maxwell'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. Maxwell ranks in Medicare procedure volume

Removal of tissue
64th percentile13 procedures

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

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

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. Robert A. Maxwell has 41 publications on record

Dmand AI links 41 papers to Dr. Maxwell, published from 2011 to 2025. 2023 was the busiest year, with 5. The most frequent topics are Trauma Centers, Wounds and Injuries and Intensive Care Units. Dr. Maxwell has published most often in Am Surg. Dr. Maxwell's most frequent co-authors are Donald E. Barker, MD, Jessica Kathleen Reynolds, MD and Darren James Hunt, MD.

Papers41
Years published2011 to 2025

Dr. Maxwell's papers by year, 2011 to 2025

Topics Dr. Maxwell writes about most

  • Trauma Centers
  • Wounds and Injuries
  • Intensive Care Units
  • Injury Severity Score
  • Wounds, Nonpenetrating
  • Abdominal Injuries
  • Anti-Bacterial Agents
  • Bronchoalveolar Lavage Fluid

Dr. Maxwell's most frequent co-authors

Recent publications by Dr. Maxwell

See all 41 publications and co-authors

See who Dr. Maxwell researches with

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

How network discovery works

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

Dr. Robert A. Maxwell received $3,363 in industry payments from 2024 to 2025

CMS Open Payments shows 29 general payments to Dr. Maxwell from 16 drug and device companies from 2024 to 2025. Travel and lodging make up the largest share, 76% of the total. Steris Corporation paid the most, $1,674.

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

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

$3.4Kin total
  • Travel and lodging$2,55076%
  • Food and beverage$81224%

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

Share is of all general payments to this clinician.

See all payments to Dr. Maxwell

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

Dr. Robert A. Maxwell graduated from Eastern Virginia Medical School

Dr. Maxwell graduated from Eastern Virginia Medical School in 1992.

  1. Medical schoolEastern Virginia Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert A. Maxwell'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. Robert A. Maxwell

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. Robert A. Maxwell's NPI number?

Dr. Robert A. Maxwell's NPI number is 1982698627. It was assigned on September 8, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert A. Maxwell?

Dr. Robert A. Maxwell is a general surgeon in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Robert A. Maxwell practice?

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

What is Dr. Robert A. Maxwell's office phone number?

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

What is Dr. Robert A. Maxwell's medical license number?

Dr. Maxwell holds Tennessee license MD29718.

Which hospitals is Dr. Robert A. Maxwell affiliated with?

Dr. Maxwell practices at Erlanger Baroness Hospital in Chattanooga, Tennessee. Dr. Maxwell is also affiliated with CommonSpirit - Memorial Hospital - Chattanooga. Dmand AI links Dr. Maxwell to 3 more hospitals.

What medical group is Dr. Robert A. Maxwell part of?

Dr. Maxwell is linked to University Surgical Associates.

Does Dr. Robert A. Maxwell accept Medicare?

Yes. CMS data shows Dr. Maxwell billed Medicare for 673 services in 2024, and Dr. Maxwell accepts Medicare assignment.

What is Dr. Robert A. Maxwell's MIPS score?

Dr. Maxwell'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. Robert A. Maxwell see?

CMS counts 388 Medicare patients who saw Dr. Maxwell in 2024, with an average age of 75.

Show 7 more questionsShow fewer questions

What services does Dr. Robert A. Maxwell bill to Medicare?

In 2024, Dr. Maxwell's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).

Where did Dr. Robert A. Maxwell go to medical school?

Dr. Maxwell graduated from Eastern Virginia Medical School in 1992.

What drugs does Dr. Robert A. Maxwell prescribe most?

In 2024 Medicare Part D data, Dr. Maxwell's most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim.

Has Dr. Robert A. Maxwell received payments from drug or device companies?

CMS Open Payments shows $3,363 in general payments to Dr. Maxwell from 16 companies from 2024 to 2025. The largest total came from Steris Corporation.

How long has Dr. Robert A. Maxwell been practicing?

Dr. Maxwell graduated from medical school in 1992, 34 years ago.

Does Dr. Robert A. Maxwell do research?

Dmand AI links 41 publications to Dr. Maxwell, published from 2011 to 2025.

Who does Dr. Robert A. Maxwell publish with?

Dr. Maxwell's most frequent co-authors are Donald E. Barker, MD (7 shared papers), Jessica Kathleen Reynolds, MD (6 shared papers) and Darren James Hunt, MD (5 shared papers).

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