Dr. Michael Alan Manbeck, MD

  • South Bend, IN
  • Gastroenterologist
NPI1649272725PAC ID2860599503
Medicare services, 2024
767
Medicare patients, 2024
517
Part D claims, 2024
1,770
MIPS score, 2024
56
Hospital affiliations
3
Practice address
53830 Generations Dr Ste A, South Bend, IN 46635
Practice phone
Call (574) 271-0893
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Michiana Endoscopy Center

Surgery Center - Medicare-Certified · South Bend, Indiana

See all 6 affiliations

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Dr. Michael Alan Manbeck is a gastroenterologist in South Bend, Indiana

Dr. Manbeck practices at Michiana Endoscopy Center in South Bend, Indiana.

Dr. Manbeck's NPI, 1649272725, was assigned on June 2, 2005. Dr. Manbeck graduated from Ohio State University College of Medicine in 1990. Dr. Manbeck holds Indiana license 01044874A.

NPI and contact details
Medicare PAC ID
2860599503
NPI enumeration date
June 2, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(574) 271-0893
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Michael Alan Manbeck practices at Michiana Endoscopy Center in South Bend, Indiana

Dr. Manbeck's primary practice is Michiana Endoscopy Center, at 53830 Generations Dr Ste A, South Bend, IN 46635. The practice phone is (574) 271-0893.

  • Michiana Endoscopy Center
    53830 Generations Dr Ste A, South Bend, IN 46635Phone(574) 271-0893

Source: Dmand AI Affiliation Data

Dr. Michael Alan Manbeck is affiliated with 5 sites of care and 1 medical group

Dr. Manbeck's primary practice is Michiana Endoscopy Center in South Bend, Indiana. Dr. Manbeck is also affiliated with Memorial Hospital of South Bend. The medical group on file is Michiana Gastroenterology, Inc. Dmand AI also links Dr. Manbeck to 2 more hospitals and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Manbeck

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

Dmand AI tracks the EHR system at Dr. Michael Alan Manbeck's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Manbeck practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Michiana Endoscopy CenterAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael Alan Manbeck is one of 333 gastroenterologists in Indiana

Gastroenterology is Dr. Manbeck's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Manbeck is licensed in Indiana.

Specialties and state licenses

  • Gastroenterology, IndianaPrimaryLicense 01044874A · taxonomy 207RG0100X

Gastroenterologists near Dr. Manbeck

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

333gastroenterologists in Indiana
5gastroenterologists in South Bend

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Michael Alan Manbeck billed Medicare for 767 services in 2024

CMS data shows 767 Medicare services from Dr. Manbeck across 15 procedure codes in 2024, for 517 Medicare patients. Medicare paid $85,230 for them.

Medicare services, 2024767
Medicare patients517
Paid by Medicare$85,230
Procedure codes15

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

  • 2023
  • 2024
Surgery
2023: 4392024: 4302%
Office and hospital visits
2023: 2912024: 24715%
Other services
2023: 792024: 9014%

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

  • In an office15020%
  • In a facility61780%

Dr. Manbeck compared with the Indiana median for gastroenterologists, 2024

  • Dr. Manbeck
  • Indiana median
Medicare services
767vs 47163% above
Medicare patients
517vs 30967% above
Part D claims
1,571vs 4223.7 times

Medians across 330 gastroenterologists in Indiana with Dmand AI profiles that report each measure.

Dr. Manbeck'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. Manbeck

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

Dr. Michael Alan Manbeck treated 517 Medicare patients in 2024, average age 73

CMS counts 517 Medicare patients who saw Dr. Manbeck in 2024. The largest group is 65 to 74, with 287 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Manbeck's median patient age at 66, with 54% women.

Medicare patients, 2024517
Average age73
Average risk score1.22
Also on Medicaid11%

Dr. Manbeck's Medicare patients by age, 2024

Dr. Manbeck's Medicare patients by sex, 2024

  • Women29457%
  • Men22343%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis45%
  4. Diabetes30%
  5. Mood disorders27%
  6. Anxiety26%
  7. Depression26%
  8. Ischemic heart disease26%

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

Dr. Manbeck's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women54%
  • Men46%

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

Dr. Michael Alan Manbeck wrote 1,770 Medicare Part D claims in 2024

In 2024, Dr. Manbeck wrote 1,770 Medicare Part D claims for 747 patients. 79% of them were for generic drugs. CMS names the drug for 1,571 of them, across 30 drugs with 11 or more claims each, at $283,307 in total drug cost. In 2023, CMS named 1,655 claims across 33 drugs.

Part D claims, 20241,770
Drugs named by CMS30
Total drug cost$283,307
Part D patients747

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

  • Generic1,395 claims79%
  • Brand-name375 claims21%

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

  • Antibiotics2%43 of 1,770 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: 1,6552024: 1,5715%

Drugs named by CMS: 30 in 2024, 33 in 2023.

See all prescribing by Dr. Manbeck

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. Michael Alan Manbeck scored 56 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 56 out of 100 for Dr. Manbeck for performance year 2024, reported individually. Dr. Manbeck accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 136 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Manbeck, more than 83% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Manbeck's MIPS scores, performance year 2024

  • 56of 100Final score
  • 0of 100Quality
  • 40of 100Improvement Activities
  • 88of 100Cost

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

Where Dr. Manbeck ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
83rd percentile136 procedures
Colonoscopy
81st percentile108 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. Michael Alan Manbeck received $7,280 in industry payments from 2016 to 2025

CMS Open Payments shows 524 general payments to Dr. Manbeck from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $3,353.

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

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

$7.3Kin total
  • Food and beverage$7,258100%
  • Education$220%

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

Share is of all general payments to this clinician.

See all payments to Dr. Manbeck

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

Dr. Michael Alan Manbeck graduated from Ohio State University College of Medicine

Dr. Manbeck graduated from Ohio State University College of Medicine in 1990.

  1. Medical schoolOhio State University College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael Alan Manbeck'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)
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. Michael Alan Manbeck

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. Michael Alan Manbeck's NPI number?

Dr. Michael Alan Manbeck's NPI number is 1649272725. It was assigned on June 2, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael Alan Manbeck?

Dr. Michael Alan Manbeck is a gastroenterologist in South Bend, Indiana. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Michael Alan Manbeck practice?

Dr. Manbeck practices at 53830 Generations Dr Ste A, South Bend, IN 46635. Dr. Manbeck's primary practice is Michiana Endoscopy Center in South Bend, Indiana. Dmand AI also links Dr. Manbeck to 2 hospitals and 1 group practice or clinic.

What is Dr. Michael Alan Manbeck's office phone number?

The practice phone on file for Dr. Manbeck is (574) 271-0893.

What is Dr. Michael Alan Manbeck's medical license number?

Dr. Manbeck holds Indiana license 01044874A.

Which hospitals is Dr. Michael Alan Manbeck affiliated with?

Dr. Manbeck is affiliated with Memorial Hospital of South Bend. Dmand AI links Dr. Manbeck to 2 more hospitals.

What medical group is Dr. Michael Alan Manbeck part of?

Dr. Manbeck is linked to Michiana Gastroenterology, Inc.

Does Dr. Michael Alan Manbeck accept Medicare?

Yes. CMS data shows Dr. Manbeck billed Medicare for 767 services in 2024, and Dr. Manbeck accepts Medicare assignment.

What is Dr. Michael Alan Manbeck's MIPS score?

Dr. Manbeck's MIPS final score for performance year 2024 is 56 out of 100, reported individually.

How many Medicare patients does Dr. Michael Alan Manbeck see?

CMS counts 517 Medicare patients who saw Dr. Manbeck in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. Michael Alan Manbeck bill to Medicare?

In 2024, Dr. Manbeck's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (43239) and office visit, established patient (99214).

Where did Dr. Michael Alan Manbeck go to medical school?

Dr. Manbeck graduated from Ohio State University College of Medicine in 1990.

What drugs does Dr. Michael Alan Manbeck prescribe most?

In 2024 Medicare Part D data, Dr. Manbeck's most prescribed drugs by claims were Pantoprazole Sodium, Sod Sulf-Potass Sulf-Mag Sulf and Gavilyte-G.

Has Dr. Michael Alan Manbeck received payments from drug or device companies?

CMS Open Payments shows $7,280 in general payments to Dr. Manbeck from 30 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Michael Alan Manbeck been practicing?

Dr. Manbeck graduated from medical school in 1990, 36 years ago.

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