Dr. Marcus Muehlbauer, MD

  • Gainesville, FL
  • Gastroenterologist
NPI1093970121PAC ID2860617248
Medicare services, 2024
772
Medicare patients, 2024
482
Part D claims, 2024
955
Publications
2
Clinical trials
1
Practice address
6400 Newberry Road, Gainesville, FL 32605
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

HCA Florida North Florida Hospital - HOPD (6400 Newberry Road)

Acute Care Hospital outpatient department · Gainesville, Florida

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Dr. Marcus Muehlbauer is a gastroenterologist in Gainesville, Florida

Dr. Muehlbauer practices at HCA Florida North Florida Hospital - HOPD (6400 Newberry Road) in Gainesville, Florida.

Dr. Muehlbauer's NPI, 1093970121, was assigned on July 29, 2008. Dr. Muehlbauer graduated from University of Regensburg in 2001. Dr. Muehlbauer holds Florida license ME121643.

NPI and contact details
Medicare PAC ID
2860617248
NPI enumeration date
July 29, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
51
Medical school graduation
2001

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

Dr. Marcus Muehlbauer practices at HCA Florida North Florida Hospital - HOPD (6400 Newberry Road) in Gainesville, Florida

Dr. Muehlbauer's primary practice is HCA Florida North Florida Hospital - HOPD (6400 Newberry Road), at 6400 Newberry Road, Gainesville, FL 32605.

  • HCA Florida North Florida Hospital - HOPD (6400 Newberry Road)
    6400 Newberry Road, Gainesville, FL 32605

Source: Dmand AI Affiliation Data

Dr. Marcus Muehlbauer is affiliated with 7 sites of care and 1 medical group

Dr. Muehlbauer's primary practice is HCA Florida North Florida Hospital - HOPD (6400 Newberry Road) in Gainesville, Florida. Dr. Muehlbauer is also affiliated with UF Health Shands Hospital. The medical group on file is Digestive Disease Associates of North Florida. Dmand AI also links Dr. Muehlbauer to 2 more hospitals, 1 group practice or clinic, 1 hospital outpatient department and 1 ambulatory surgery center, each named with a free account.

See all 8 affiliations for Dr. Muehlbauer

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Marcus Muehlbauer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Muehlbauer practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
HCA Florida North Florida Hospital - HOPD (6400 Newberry Road)Available with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Marcus Muehlbauer is one of 1,364 gastroenterologists in Florida

Gastroenterology is Dr. Muehlbauer's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Muehlbauer is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Muehlbauer's licenses on file in 2 states: Florida and North Carolina.

Specialties and state licenses

  • Gastroenterology, FloridaPrimaryLicense ME121643 · 2014 to 2027 · taxonomy 207RG0100X
  • North Carolina licenseLicense 2014-01057 · 2008 to 2020

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver, gastroduodenitis and gastrointestinal bleeding among the conditions Dr. Muehlbauer treats.

Gastroenterologists near Dr. Muehlbauer

Counts of gastroenterologists 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. Marcus Muehlbauer billed Medicare for 772 services in 2024

CMS data shows 772 Medicare services from Dr. Muehlbauer across 13 procedure codes in 2024, for 482 Medicare patients. Medicare paid $77,651 for them.

Medicare services, 2024772
Medicare patients482
Paid by Medicare$77,651
Procedure codes13

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

  • 2023
  • 2024
Office and hospital visits
2023: 3392024: 3627%
Surgery
2023: 3672024: 3612%
Other services
2023: 232024: 49113%

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

  • In an office35145%
  • In a facility42155%

Dr. Muehlbauer compared with the Florida median for gastroenterologists, 2024

  • Dr. Muehlbauer
  • Florida median
Medicare services
772vs 58233% above
Medicare patients
482vs 32250% above
Part D claims
805vs 50260% above

Medians across 1,320 gastroenterologists in Florida with Dmand AI profiles that report each measure.

Dr. Muehlbauer'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. Muehlbauer

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Muehlbauer and other gastroenterologists in Florida.

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

Dr. Marcus Muehlbauer treated 482 Medicare patients in 2024, average age 73

CMS counts 482 Medicare patients who saw Dr. Muehlbauer in 2024. The largest group is 65 to 74, with 256 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Muehlbauer's median patient age at 64, with 58% women.

Medicare patients, 2024482
Average age73
Average risk score1.34
Also on Medicaid9%

Dr. Muehlbauer's Medicare patients by age, 2024

Dr. Muehlbauer's Medicare patients by sex, 2024

  • Women31064%
  • Men17236%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis54%
  4. Ischemic heart disease32%
  5. Anxiety30%
  6. Chronic kidney disease29%
  7. Diabetes29%
  8. Mood disorders29%

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

Dr. Muehlbauer's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women58%
  • Men41%

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

Dr. Marcus Muehlbauer wrote 955 Medicare Part D claims in 2024

In 2024, Dr. Muehlbauer wrote 955 Medicare Part D claims for 226 patients. 78% of them were for generic drugs. CMS names the drug for 805 of them, across 26 drugs with 11 or more claims each, at $1,714,602 in total drug cost. In 2023, CMS named 668 claims across 22 drugs.

Part D claims, 2024955
Drugs named by CMS26
Total drug cost$1.7M
Part D patients226

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

  • Generic746 claims78%
  • Brand-name209 claims22%

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

  • Antibiotics3%26 of 955 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: 6682024: 80521%

Drugs named by CMS: 26 in 2024, 22 in 2023.

See all prescribing by Dr. Muehlbauer

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. Marcus Muehlbauer scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Muehlbauer for performance year 2024, reported individually. Dr. Muehlbauer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 126 procedures of colonoscopy by Dr. Muehlbauer, more than 85% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Where Dr. Muehlbauer ranks in Medicare procedure volume

Colonoscopy
85th percentile126 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
79th percentile114 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)

For MedTech and pharma teams

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Dr. Marcus Muehlbauer has 2 publications on record

Dmand AI links 2 papers to Dr. Muehlbauer, published from 2022 to 2023.

Papers2
Years published2022 to 2023

Recent publications by Dr. Muehlbauer

See all 2 publications and co-authors

See who Dr. Muehlbauer researches with

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

How network discovery works

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

Dr. Marcus Muehlbauer has worked on 1 clinical trial

Dmand AI links Dr. Muehlbauer to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Short Bowel Syndrome and Malabsorption Syndromes.

Conditions in Dr. Muehlbauer's trials

  • Short Bowel Syndrome
  • Malabsorption Syndromes

Investigators on the most trials with Dr. Muehlbauer

Recent clinical trials with Dr. Muehlbauer

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Marcus Muehlbauer received $15,330 in industry payments from 2016 to 2024

CMS Open Payments shows 61 general payments to Dr. Muehlbauer from 12 drug and device companies from 2016 to 2024. Speaker and faculty fees make up the largest share, 43% of the total. Abbvie Inc. paid the most, $14,015.

General payments to Dr. Muehlbauer by program year, 2016 to 2024

General payments to Dr. Muehlbauer by kind, 2016 to 2024

$15.3Kin total
  • Speaker and faculty fees$6,65043%
  • Consulting fees$3,80025%
  • Travel and lodging$2,54817%
  • Food and beverage$2,22014%
  • Education$1131%

Companies that paid Dr. Muehlbauer the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Muehlbauer

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

Dr. Marcus Muehlbauer graduated from University of Regensburg

Dr. Muehlbauer graduated from University of Regensburg in 2001.

  1. Medical schoolUniversity of Regensburg
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Marcus Muehlbauer accepts plans from 16 insurance carriers

Dr. Muehlbauer is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

Plan types Dr. Muehlbauer accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare9
  4. EPO5
  5. POS5

Source: Dmand AI Insurance Network Data

Sources for Dr. Marcus Muehlbauer'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 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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Marcus Muehlbauer

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. Marcus Muehlbauer's NPI number?

Dr. Marcus Muehlbauer's NPI number is 1093970121. It was assigned on July 29, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Marcus Muehlbauer?

Dr. Marcus Muehlbauer is a gastroenterologist in Gainesville, Florida. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Marcus Muehlbauer practice?

Dr. Muehlbauer practices at 6400 Newberry Road, Gainesville, FL 32605. Dr. Muehlbauer's primary practice is HCA Florida North Florida Hospital - HOPD (6400 Newberry Road) in Gainesville, Florida. Dmand AI also links Dr. Muehlbauer to 2 hospitals, 1 group practice or clinic, 1 hospital outpatient department and 1 ambulatory surgery center.

What is Dr. Marcus Muehlbauer's medical license number?

Dr. Muehlbauer holds Florida license ME121643, one of the licenses on file in 2 states.

Which states has Dr. Marcus Muehlbauer been licensed in?

Dmand AI has state licenses on file for Dr. Muehlbauer in Florida (2014 to 2027) and North Carolina (2008 to 2020).

Which hospitals is Dr. Marcus Muehlbauer affiliated with?

Dr. Muehlbauer is affiliated with UF Health Shands Hospital. Dmand AI links Dr. Muehlbauer to 2 more hospitals.

What medical group is Dr. Marcus Muehlbauer part of?

Dr. Muehlbauer is linked to Digestive Disease Associates of North Florida.

Does Dr. Marcus Muehlbauer accept Medicare?

Yes. CMS data shows Dr. Muehlbauer billed Medicare for 772 services in 2024, and Dr. Muehlbauer accepts Medicare assignment.

What is Dr. Marcus Muehlbauer's MIPS score?

Dr. Muehlbauer's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Marcus Muehlbauer see?

CMS counts 482 Medicare patients who saw Dr. Muehlbauer in 2024, with an average age of 73.

Show 8 more questionsShow fewer questions

Is Dr. Marcus Muehlbauer board certified?

Yes. Dr. Muehlbauer is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Marcus Muehlbauer bill to Medicare?

In 2024, Dr. Muehlbauer's most billed Medicare services were office visit, established patient (99213), surgery: digestive system (45385) and surgery: digestive system (43239).

Where did Dr. Marcus Muehlbauer go to medical school?

Dr. Muehlbauer graduated from University of Regensburg in 2001.

What drugs does Dr. Marcus Muehlbauer prescribe most?

In 2024 Medicare Part D data, Dr. Muehlbauer's most prescribed drugs by claims were Omeprazole, Humira(Cf) Pen and Cholestyramine.

Has Dr. Marcus Muehlbauer received payments from drug or device companies?

CMS Open Payments shows $15,330 in general payments to Dr. Muehlbauer from 12 companies from 2016 to 2024. The largest total came from Abbvie Inc.

How long has Dr. Marcus Muehlbauer been practicing?

Dr. Muehlbauer graduated from medical school in 2001, 25 years ago.

Does Dr. Marcus Muehlbauer do research?

Dmand AI links 2 publications to Dr. Muehlbauer, published from 2022 to 2023. Dr. Muehlbauer has worked on 1 clinical trial.

What insurance does Dr. Marcus Muehlbauer accept?

Dr. Muehlbauer is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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