Dr. Michael D. Gerlach, MD

  • Mitchell, SD
  • Family medicine physician
NPI1962476093PAC ID3072640531
Medicare services, 2024
10,507
Medicare patients, 2024
443
Part D claims, 2024
12,118
Publications
18
Hospital affiliations
2
Practice address
1900 Grassland Dr, Mitchell, SD 57301
Practice phone
Call (605) 995-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Avera Family Medicine Mitchell/Averanow

Mitchell, South Dakota

See all 14 affiliations

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Dr. Michael D. Gerlach is a family medicine physician in Mitchell, South Dakota

Dr. Gerlach practices at Avera Family Medicine Mitchell/Averanow in Mitchell, South Dakota.

Dr. Gerlach's NPI, 1962476093, was assigned on February 15, 2006. Dr. Gerlach graduated from Sanford School of Medicine of University of South Dakota in 1998. Dr. Gerlach holds South Dakota license 4902.

NPI and contact details
Medicare PAC ID
3072640531
NPI enumeration date
February 15, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(605) 995-7000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
54
Medical school graduation
1998

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

Dr. Michael D. Gerlach practices at Avera Family Medicine Mitchell/Averanow in Mitchell, South Dakota

Dr. Gerlach's primary practice is Avera Family Medicine Mitchell/Averanow, at 1900 Grassland Dr, Mitchell, SD 57301 in Davison County. The practice phone is (605) 995-7000.

  • Avera Family Medicine Mitchell/Averanow
    1900 Grassland Dr, Mitchell, SD 57301 · Davison CountyPhone(605) 995-7000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Michael D. Gerlach is affiliated with 11 sites of care and 3 medical groups

Dr. Gerlach's primary practice is Avera Family Medicine Mitchell/Averanow in Mitchell, South Dakota. Dr. Gerlach is also affiliated with Avera Queen of Peace Hospital. The medical group on file is Avera Medical Group Radiology Mitchell. Dmand AI also links Dr. Gerlach to 1 more hospital, 3 group practices and clinics, 2 home health agencies, 2 skilled nursing facilities, 2 medical groups and 1 hospice, each named with a free account.

See all 14 affiliations for Dr. Gerlach

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Michael D. Gerlach's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gerlach practices, 10 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Avera Family Medicine Mitchell/AveranowAvailable with a free account
+10 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael D. Gerlach is one of 531 family medicine physicians in South Dakota

Family medicine is Dr. Gerlach's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Gerlach is licensed in South Dakota.

Specialties and state licenses

  • Family medicine, South DakotaPrimaryLicense 4902 · taxonomy 207Q00000X

Family medicine physicians near Dr. Gerlach

Counts of family medicine physicians 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. Michael D. Gerlach billed Medicare for 10,507 services in 2024

CMS data shows 10,507 Medicare services from Dr. Gerlach across 64 procedure codes in 2024, for 443 Medicare patients. Medicare paid $175,282 for them.

Medicare services, 202410,507
Medicare patients443
Paid by Medicare$175,282
Procedure codes64

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

  • 2023
  • 2024
Lab and pathology
2023: 4,5042024: 4,1039%
Drugs given in the office
2023: 5182024: 2,230331%
Office and hospital visits
2023: 1,4232024: 1,22414%
Surgery
2023: 1,3212024: 1,16812%
Other services
2023: 2762024: 1,040277%
Tests and treatments
2023: 5812024: 48217%
Imaging
2023: 3082024: 26016%

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

  • In an office10,43999%
  • In a facility681%

Dr. Gerlach compared with the South Dakota median for family medicine physicians, 2024

  • Dr. Gerlach
  • South Dakota median
Medicare services
10,507vs 24942.2 times
Medicare patients
443vs 1273.5 times
Part D claims
11,439vs 1,09510.4 times

Medians across 551 family medicine physicians in South Dakota with Dmand AI profiles that report each measure.

Dr. Gerlach'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. Gerlach

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

Dr. Michael D. Gerlach treated 443 Medicare patients in 2024, average age 74

CMS counts 443 Medicare patients who saw Dr. Gerlach in 2024. The largest group is 65 to 74, with 218 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 12% are also on Medicaid. Their average risk score is 0.84, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Gerlach's median patient age at 66, with 44% women.

Medicare patients, 2024443
Average age74
Average risk score0.84
Also on Medicaid12%

Dr. Gerlach's Medicare patients by age, 2024

Dr. Gerlach's Medicare patients by sex, 2024

  • Women22851%
  • Men21549%

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

  1. High cholesterol75%
  2. High blood pressure70%
  3. Arthritis30%
  4. Diabetes28%
  5. Chronic kidney disease19%
  6. Atrial fibrillation18%
  7. Anxiety15%
  8. COPD13%

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

Dr. Gerlach'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

  • Women44%
  • Men56%

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

Dr. Michael D. Gerlach wrote 12,118 Medicare Part D claims in 2024

In 2024, Dr. Gerlach wrote 12,118 Medicare Part D claims for 565 patients. 89% of them were for generic drugs. CMS names the drug for 11,439 of them, across 156 drugs with 11 or more claims each, at $666,287 in total drug cost. In 2023, CMS named 11,344 claims across 168 drugs.

Part D claims, 202412,118
Drugs named by CMS156
Total drug cost$666,287
Part D patients565

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

  • Generic10,754 claims89%
  • Brand-name1,297 claims11%
  • Other67 claims1%

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

  • Opioids2%301 of 12,118 claims
  • Antibiotics3%326 of 12,118 claims
  • Antipsychotics, patients 65 and over1%83 of 12,118 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: 11,3442024: 11,4391%

Drugs named by CMS: 156 in 2024, 168 in 2023.

See all prescribing by Dr. Gerlach

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 D. Gerlach ranks in the 59th percentile for colonoscopy in Medicare

Dr. Gerlach accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 41 procedures of colonoscopy by Dr. Gerlach, more than 59% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Gerlach ranks in Medicare procedure volume

Colonoscopy
59th percentile41 procedures

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

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

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Dr. Michael D. Gerlach has 18 publications on record

Dmand AI links 18 papers to Dr. Gerlach, published from 2011 to 2022. 2013 was the busiest year, with 3. The most frequent topics are Mice, Inbred C57BL, Cell Lineage and Mesangial Cells. Dr. Gerlach's most frequent co-author is Lee Scott Weinstein, MD.

Papers18
Years published2011 to 2022

Dr. Gerlach's papers by year, 2011 to 2022

Topics Dr. Gerlach writes about most

  • Mice, Inbred C57BL
  • Cell Lineage
  • Mesangial Cells
  • Renin
  • Stem Cells
  • Cell Differentiation
  • Glomerular Mesangium
  • Insulin

Dr. Gerlach's most frequent co-authors

Recent publications by Dr. Gerlach

See all 18 publications and co-authors

See who Dr. Gerlach researches with

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

How network discovery works

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

Dr. Michael D. Gerlach received $13,293 in industry payments from 2016 to 2025

CMS Open Payments shows 1,119 general payments to Dr. Gerlach from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $1,632.

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

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

$13.3Kin total
  • Food and beverage$13,06698%
  • Education$2272%

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

Share is of all general payments to this clinician.

See all payments to Dr. Gerlach

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

Dr. Michael D. Gerlach graduated from Sanford School of Medicine of University of South Dakota

Dr. Gerlach graduated from Sanford School of Medicine of University of South Dakota in 1998.

  1. Medical schoolSanford School of Medicine of University of South Dakota

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael D. Gerlach'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)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. Michael D. Gerlach

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 D. Gerlach's NPI number?

Dr. Michael D. Gerlach's NPI number is 1962476093. It was assigned on February 15, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael D. Gerlach?

Dr. Michael D. Gerlach is a family medicine physician in Mitchell, South Dakota. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Michael D. Gerlach practice?

Dr. Gerlach practices at 1900 Grassland Dr, Mitchell, SD 57301. Dr. Gerlach's primary practice is Avera Family Medicine Mitchell/Averanow in Mitchell, South Dakota. Dmand AI also links Dr. Gerlach to 1 hospital, 3 group practices and clinics, 2 home health agencies, 2 skilled nursing facilities, 2 medical groups and 1 hospice.

What is Dr. Michael D. Gerlach's office phone number?

The practice phone on file for Dr. Gerlach is (605) 995-7000.

What is Dr. Michael D. Gerlach's medical license number?

Dr. Gerlach holds South Dakota license 4902.

Which hospitals is Dr. Michael D. Gerlach affiliated with?

Dr. Gerlach is affiliated with Avera Queen of Peace Hospital. Dmand AI links Dr. Gerlach to 1 more hospital.

What medical group is Dr. Michael D. Gerlach part of?

Dr. Gerlach is linked to Avera Medical Group Radiology Mitchell. Dmand AI links Dr. Gerlach to 2 more medical groups.

Does Dr. Michael D. Gerlach accept Medicare?

Yes. CMS data shows Dr. Gerlach billed Medicare for 10,507 services in 2024, and Dr. Gerlach accepts Medicare assignment.

How many Medicare patients does Dr. Michael D. Gerlach see?

CMS counts 443 Medicare patients who saw Dr. Gerlach in 2024, with an average age of 74.

What services does Dr. Michael D. Gerlach bill to Medicare?

In 2024, Dr. Gerlach's most billed Medicare services were injected or infused drug (J1010), surgery: heart and blood vessels (36415) and medicare service (G2211).

Show 6 more questionsShow fewer questions

Where did Dr. Michael D. Gerlach go to medical school?

Dr. Gerlach graduated from Sanford School of Medicine of University of South Dakota in 1998.

What drugs does Dr. Michael D. Gerlach prescribe most?

In 2024 Medicare Part D data, Dr. Gerlach's most prescribed drugs by claims were Levothyroxine Sodium, Omeprazole and Atorvastatin Calcium.

Has Dr. Michael D. Gerlach received payments from drug or device companies?

CMS Open Payments shows $13,293 in general payments to Dr. Gerlach from 45 companies from 2016 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.

How long has Dr. Michael D. Gerlach been practicing?

Dr. Gerlach graduated from medical school in 1998, 28 years ago.

Does Dr. Michael D. Gerlach do research?

Dmand AI links 18 publications to Dr. Gerlach, published from 2011 to 2022.

Who does Dr. Michael D. Gerlach publish with?

Dr. Gerlach's most frequent co-authors are Lee Scott Weinstein, MD (1 shared paper).

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