Dr. Mark Louis Manwaring, MD

  • Murfreesboro, TN
  • General surgeon
NPI1912107277PAC ID8527238120
Medicare services, 2024
250
Medicare patients, 2024
182
Part D claims, 2024
305
Publications
13
Hospital affiliations
1
Practice address
1700 Medical Center Parkway, Murfreesboro, TN 37129
Practice phone
Call (615) 396-4100
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Ascension Saint Thomas Rutherford

Hospital · Murfreesboro, Tennessee

See all 5 affiliations

Find Dr. Manwaring'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.

View contacts for free

Dr. Mark Louis Manwaring is a general surgeon in Murfreesboro, Tennessee

Dr. Manwaring practices at Ascension Saint Thomas Rutherford in Murfreesboro, Tennessee, part of Ascension Health Alliance.

Dr. Manwaring's NPI, 1912107277, was assigned on July 24, 2007. Dr. Manwaring graduated from Jacobs School of Medicine and Biomedical Sciences in 2004. Dr. Manwaring's North Carolina license number on file is 2006-01186.

NPI and contact details
Medicare PAC ID
8527238120
NPI enumeration date
July 24, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(615) 396-4100
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
48
Medical school graduation
2004

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

Dr. Mark Louis Manwaring practices at Ascension Saint Thomas Rutherford in Murfreesboro, Tennessee

Dr. Manwaring's primary practice is Ascension Saint Thomas Rutherford, at 1700 Medical Center Parkway, Murfreesboro, TN 37129 in Rutherford County. The practice phone is (615) 396-4100.

Source: Dmand AI Affiliation Data

Dr. Mark Louis Manwaring is affiliated with 3 sites of care and 2 medical groups

Dr. Manwaring's primary practice is Ascension Saint Thomas Rutherford in Murfreesboro, Tennessee, part of Ascension Health Alliance. The medical group on file is Ascension Saint Thomas Medical Partners. Dmand AI also links Dr. Manwaring to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Manwaring

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

Dmand AI tracks the EHR system at Dr. Mark Louis Manwaring's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Manwaring practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ascension Saint Thomas RutherfordAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Manwaring practices

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

Dr. Mark Louis Manwaring is one of 548 general surgeons in Tennessee

Surgery is Dr. Manwaring's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Manwaring is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Manwaring's licenses on file in 3 states: North Carolina, Tennessee and Ohio.

Specialties and state licenses

  • Surgery, North CarolinaPrimaryLicense 2006-01186 · 2004 to 2020 · taxonomy 208600000X
  • Tennessee license2017 to 2025
  • Ohio license2010 to 2012

Clinical focus

Dmand AI lists colonoscopy, colon removal and hemorrhoids among the conditions Dr. Manwaring treats.

General surgeons near Dr. Manwaring

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. Mark Louis Manwaring billed Medicare for 250 services in 2024

CMS data shows 250 Medicare services from Dr. Manwaring across 10 procedure codes in 2024, for 182 Medicare patients. Medicare paid $29,152 for them.

Medicare services, 2024250
Medicare patients182
Paid by Medicare$29,152
Procedure codes10

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

  • 2023
  • 2024
Office and hospital visits
2023: 2082024: 17317%
Surgery
2023: 832024: 777%

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

  • In an office20080%
  • In a facility5020%

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

  • Dr. Manwaring
  • Tennessee median
Medicare services
250vs 17444% above
Medicare patients
182vs 12249% above
Part D claims
243vs 524.7 times

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

Dr. Manwaring'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. Manwaring

Need commercial claims for Dr. Manwaring?

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

Book a meeting

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

Dr. Mark Louis Manwaring treated 182 Medicare patients in 2024, average age 73

CMS counts 182 Medicare patients who saw Dr. Manwaring in 2024. The largest group is 65 to 74, with 100 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Manwaring's median patient age at 58, with 55% women.

Medicare patients, 2024182
Average age73
Average risk score1.20
Also on Medicaid9%

Dr. Manwaring's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Manwaring's Medicare patients by sex, 2024

  • Women11262%
  • Men7038%

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

  1. High blood pressure75%
  2. High cholesterol74%
  3. Cancer42%
  4. Arthritis38%
  5. Ischemic heart disease31%
  6. Diabetes29%
  7. Anxiety26%
  8. Atrial fibrillation25%

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

Dr. Manwaring's patients across all payers

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

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Mark Louis Manwaring wrote 305 Medicare Part D claims in 2024

In 2024, Dr. Manwaring wrote 305 Medicare Part D claims for 157 patients. 89% of them were for generic drugs. CMS names the drug for 243 of them, across 4 drugs with 11 or more claims each, at $4,775 in total drug cost. In 2023, CMS named 187 claims across 4 drugs.

Part D claims, 2024305
Drugs named by CMS4
Total drug cost$4,775
Part D patients157

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

  • Generic271 claims89%
  • Brand-name34 claims11%

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

  • Opioids24%72 of 305 claims
  • Antibiotics55%168 of 305 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: 1872024: 24330%

Drugs named by CMS: 4 in 2024, 4 in 2023.

See all prescribing by Dr. Manwaring

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. Mark Louis Manwaring ranks in the 58th percentile for colonoscopy in Medicare

Dr. Manwaring accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 38 procedures of colonoscopy by Dr. Manwaring, more than 58% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Manwaring ranks in Medicare procedure volume

Colonoscopy
58th percentile38 procedures

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

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

Find general surgeons like Dr. Manwaring by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Mark Louis Manwaring has 13 publications on record

Dmand AI links 13 papers to Dr. Manwaring, published from 2007 to 2017. 2015 was the busiest year, with 4. The most frequent topics are Colonic Neoplasms, Laparoscopy and Operative Time. Dr. Manwaring has published most often in Surg Endosc. Dr. Manwaring's most frequent co-authors are Kevin Richard Kasten, MD, Konstantinos Spaniolas, MD and Megan Elaine Sippey, MD.

Papers13
Years published2007 to 2017

Dr. Manwaring's papers by year, 2007 to 2017

Topics Dr. Manwaring writes about most

  • Colonic Neoplasms
  • Laparoscopy
  • Operative Time
  • Reoperation
  • Colectomy
  • Comorbidity
  • Gastric Bypass
  • Hernia, Ventral

Dr. Manwaring's most frequent co-authors

Recent publications by Dr. Manwaring

See all 13 publications and co-authors

See who Dr. Manwaring researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Manwaring 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. Mark Louis Manwaring received $3,872 in industry payments from 2016 to 2022

CMS Open Payments shows 37 general payments to Dr. Manwaring from 9 drug and device companies from 2016 to 2022. Travel and lodging make up the largest share, 48% of the total. Intuitive Surgical, Inc. paid the most, $3,600.

General payments to Dr. Manwaring by program year, 2016 to 2022

General payments to Dr. Manwaring by kind, 2016 to 2022

$3.9Kin total
  • Travel and lodging$1,87448%
  • Education$1,08028%
  • Food and beverage$91824%

Companies that paid Dr. Manwaring the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Manwaring

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

Dr. Mark Louis Manwaring has 1 award and honors on record

Dmand AI lists 1 award for Dr. Manwaring.

Awards and honors for Dr. Manwaring

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Mark Louis Manwaring graduated from Jacobs School of Medicine and Biomedical Sciences

Dr. Manwaring graduated from Jacobs School of Medicine and Biomedical Sciences in 2004. Dr. Manwaring is a member of ACS, ASCRS and SLS.

  1. Medical schoolJacobs School of Medicine and Biomedical Sciences
  2. Board certified in colon & rectal surgeryAmerican Board of Colon and Rectal Surgery
  3. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Mark Louis Manwaring accepts plans from 16 insurance carriers

Dr. Manwaring is in network with 16 carriers, including Aetna, Cigna and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Manwaring accepts, by number of carriers

  1. PPO12
  2. Medicare8
  3. HMO7
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark Louis Manwaring'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)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)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Mark Louis Manwaring

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. Mark Louis Manwaring's NPI number?

Dr. Mark Louis Manwaring's NPI number is 1912107277. It was assigned on July 24, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Louis Manwaring?

Dr. Mark Louis Manwaring is a general surgeon in Murfreesboro, Tennessee. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Mark Louis Manwaring practice?

Dr. Manwaring practices at 1700 Medical Center Parkway, Murfreesboro, TN 37129. Dr. Manwaring's primary practice is Ascension Saint Thomas Rutherford in Murfreesboro, Tennessee, part of Ascension Health Alliance. Dmand AI also links Dr. Manwaring to 2 group practices and clinics and 1 medical group.

What is Dr. Mark Louis Manwaring's office phone number?

The practice phone on file for Dr. Manwaring is (615) 396-4100.

What is Dr. Mark Louis Manwaring's medical license number?

Dr. Manwaring's North Carolina license number on file is 2006-01186, one of the licenses on file in 3 states.

Which states has Dr. Mark Louis Manwaring been licensed in?

Dmand AI has state licenses on file for Dr. Manwaring in North Carolina (2004 to 2020), Tennessee (2017 to 2025) and Ohio (2010 to 2012).

Which hospitals is Dr. Mark Louis Manwaring affiliated with?

Dr. Manwaring practices at Ascension Saint Thomas Rutherford in Murfreesboro, Tennessee.

What medical group is Dr. Mark Louis Manwaring part of?

Dr. Manwaring is linked to Ascension Saint Thomas Medical Partners. Dmand AI links Dr. Manwaring to 1 more medical group.

Does Dr. Mark Louis Manwaring accept Medicare?

Yes. CMS data shows Dr. Manwaring billed Medicare for 250 services in 2024, and Dr. Manwaring accepts Medicare assignment.

How many Medicare patients does Dr. Mark Louis Manwaring see?

CMS counts 182 Medicare patients who saw Dr. Manwaring in 2024, with an average age of 73.

Show 9 more questionsShow fewer questions

Is Dr. Mark Louis Manwaring board certified?

Yes. Dr. Manwaring is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.

What services does Dr. Mark Louis Manwaring bill to Medicare?

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

Where did Dr. Mark Louis Manwaring go to medical school?

Dr. Manwaring graduated from Jacobs School of Medicine and Biomedical Sciences in 2004.

What drugs does Dr. Mark Louis Manwaring prescribe most?

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

Has Dr. Mark Louis Manwaring received payments from drug or device companies?

CMS Open Payments shows $3,872 in general payments to Dr. Manwaring from 9 companies from 2016 to 2022. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Mark Louis Manwaring been practicing?

Dr. Manwaring graduated from medical school in 2004, 22 years ago.

Does Dr. Mark Louis Manwaring do research?

Dmand AI links 13 publications to Dr. Manwaring, published from 2007 to 2017.

Who does Dr. Mark Louis Manwaring publish with?

Dr. Manwaring's most frequent co-authors are Kevin Richard Kasten, MD (7 shared papers), Konstantinos Spaniolas, MD (7 shared papers) and Megan Elaine Sippey, MD (5 shared papers).

What insurance does Dr. Mark Louis Manwaring accept?

Dr. Manwaring is in network with 16 carriers, including Aetna, Cigna and United Healthcare. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Selling to surgery practices?

See general surgeons in Tennessee by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)