Andrew M. Guminski

  • Beaver Dam, WI
  • Internist
NPI1316029143PAC ID5092840785
Medicare services, 2024
155
Medicare patients, 2024
100
Part D claims, 2024
4,480
MIPS score, 2024
79
Hospital affiliations
1
Practice address
707 S University Ave, Beaver Dam, WI 53916
Practice phone
Call (920) 887-7181
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Marshfield Medical Center - Beaver Dam

Hospital · Beaver Dam, Wisconsin

See all 6 affiliations

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Andrew M. Guminski is an internist in Beaver Dam, Wisconsin

Andrew Guminski practices at Marshfield Medical Center - Beaver Dam in Beaver Dam, Wisconsin, part of Sanford Health.

Andrew Guminski's NPI, 1316029143, was assigned on October 20, 2006. Andrew Guminski graduated from St. George's University School of Medicine in 1998. Andrew Guminski's Wisconsin license number on file is 44387.

NPI and contact details
Medicare PAC ID
5092840785
NPI enumeration date
October 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(920) 887-7181
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
54
Medical school graduation
1998

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

Andrew M. Guminski practices at Marshfield Medical Center - Beaver Dam in Beaver Dam, Wisconsin

Andrew Guminski's primary practice is Marshfield Medical Center - Beaver Dam, at 707 S University Ave, Beaver Dam, WI 53916 in Dodge County. The practice phone is (920) 887-7181.

Source: Dmand AI Affiliation Data

Andrew M. Guminski is affiliated with 4 sites of care and 2 medical groups

Andrew Guminski's primary practice is Marshfield Medical Center - Beaver Dam in Beaver Dam, Wisconsin, part of Sanford Health. The medical group on file is Marshfield Medical Center-Beaver Dam. Dmand AI also links Andrew Guminski to 1 more clinical lab, 1 group practice or clinic, 1 hospice and 1 medical group, each named with a free account. Andrew Guminski's employer is on file too: a hospital.

See all 6 affiliations for Andrew Guminski

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

Dmand AI tracks the EHR system at Andrew M. Guminski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Andrew Guminski practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Marshfield Medical Center - Beaver DamAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Andrew M. Guminski is one of 1,675 internists in Wisconsin

Internal medicine is Andrew Guminski's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Andrew Guminski is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Andrew Guminski's licenses on file in 2 states: Wisconsin and Michigan.

Specialties and state licenses

  • Internal medicine, WisconsinPrimaryLicense 44387 · 2002 to 2025 · taxonomy 207R00000X
  • Michigan license2002 to 2028

Clinical focus

Dmand AI lists acute sinusitis, acute skin infection, alzheimer's disease, anxiety, asthma, atrial fibrillation and flutter, bursitis and chronic anemia among the conditions Andrew Guminski treats.

Internists near Andrew Guminski

Counts of internists 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

Andrew M. Guminski billed Medicare for 155 services in 2024

CMS data shows 155 Medicare services from Andrew Guminski across 3 procedure codes in 2024, for 100 Medicare patients. Medicare paid $11,118 for them. Every service was in an office.

Medicare services, 2024155
Medicare patients100
Paid by Medicare$11,118
Procedure codes3

Andrew Guminski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1552024: 13513%
Other services
2023: 292024: 2031%

Andrew Guminski compared with the Wisconsin median for internists, 2024

  • Andrew Guminski
  • Wisconsin median
Medicare services
155vs 45766% below
Medicare patients
100vs 19950% below
Part D claims
3,964vs 4339.2 times

Medians across 1,658 internists in Wisconsin with Dmand AI profiles that report each measure.

Andrew Guminski'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 Andrew Guminski

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

Andrew M. Guminski treated 100 Medicare patients in 2024, average age 71

CMS counts 100 Medicare patients who saw Andrew Guminski in 2024. The largest group is 65 to 74, with 59 patients. 60% of them have high blood pressure, and 53% have high cholesterol. 13% are also on Medicaid. Their average risk score is 0.86, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Andrew Guminski's median patient age at 60, with 42% women.

Medicare patients, 2024100
Average age71
Average risk score0.86
Also on Medicaid13%

Andrew Guminski's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Andrew Guminski's Medicare patients by sex, 2024

  • Women3636%
  • Men6464%

Chronic conditions among Andrew Guminski's Medicare patients, 2024

  1. High blood pressure60%
  2. High cholesterol53%
  3. Arthritis45%
  4. Diabetes28%
  5. Anxiety17%
  6. Atrial fibrillation17%
  7. Ischemic heart disease17%
  8. COPD12%

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

Andrew Guminski's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women42%
  • Men57%

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

Andrew M. Guminski wrote 4,480 Medicare Part D claims in 2024

In 2024, Andrew Guminski wrote 4,480 Medicare Part D claims for 373 patients. 88% of them were for generic drugs. CMS names the drug for 3,964 of them, across 99 drugs with 11 or more claims each, at $265,277 in total drug cost. In 2023, CMS named 3,995 claims across 101 drugs.

Part D claims, 20244,480
Drugs named by CMS99
Total drug cost$265,277
Part D patients373

Andrew Guminski's Part D claims by kind of drug, 2024

  • Generic3,961 claims88%
  • Brand-name495 claims11%
  • Other24 claims1%

Andrew Guminski'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 Andrew Guminski's Part D claims, 2024

  • Opioids4%182 of 4,480 claims
  • Antibiotics3%127 of 4,480 claims
  • Antipsychotics, patients 65 and over0%21 of 4,480 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: 3,9952024: 3,9641%

Drugs named by CMS: 99 in 2024, 101 in 2023.

See all prescribing by Andrew Guminski

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

Andrew M. Guminski scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Andrew Guminski for performance year 2024, reported as part of a group. Andrew Guminski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Andrew Guminski's MIPS scores, performance year 2024

  • 79of 100Final score
  • 56of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 73of 100Cost

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

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Andrew M. Guminski received $78 in industry payments from 2016 to 2022

CMS Open Payments shows 3 general payments to Andrew Guminski from 3 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $49.

General payments to Andrew Guminski by program year, 2016 to 2022

Companies that paid Andrew Guminski the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Andrew Guminski

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

Andrew M. Guminski has 1 award and honors on record

Dmand AI lists 1 award for Andrew Guminski, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Andrew Guminski

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Andrew M. Guminski graduated from St. George's University School of Medicine

Andrew Guminski graduated from St. George's University School of Medicine in 1998. Andrew Guminski is a member of ACP.

  1. Medical schoolSt. George's University School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in pediatricsAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Andrew M. Guminski accepts plans from 17 insurance carriers

Andrew Guminski is in network with 17 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Andrew Guminski accepts, by number of carriers

  1. HMO9
  2. PPO9
  3. Medicare8
  4. POS6
  5. EPO4
  6. Medicaid3

Source: Dmand AI Insurance Network Data

Sources for Andrew M. Guminski'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)
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 Andrew M. Guminski

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Andrew M. Guminski's NPI number?

Andrew M. Guminski's NPI number is 1316029143. It was assigned on October 20, 2006, and it is active in the NPI Registry.

What does Andrew M. Guminski specialize in?

Andrew M. Guminski is an internist in Beaver Dam, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Andrew M. Guminski practice?

Andrew Guminski practices at 707 S University Ave, Beaver Dam, WI 53916. Andrew Guminski's primary practice is Marshfield Medical Center - Beaver Dam in Beaver Dam, Wisconsin, part of Sanford Health. Dmand AI also links Andrew Guminski to 1 clinical lab, 1 group practice or clinic, 1 hospice and 1 medical group.

What is Andrew M. Guminski's office phone number?

The practice phone on file for Andrew Guminski is (920) 887-7181.

What is Andrew M. Guminski's medical license number?

Andrew Guminski's Wisconsin license number on file is 44387, one of the licenses on file in 2 states.

Which states has Andrew M. Guminski been licensed in?

Dmand AI has state licenses on file for Andrew Guminski in Wisconsin (2002 to 2025) and Michigan (2002 to 2028).

Which hospitals is Andrew M. Guminski affiliated with?

Andrew Guminski practices at Marshfield Medical Center - Beaver Dam in Beaver Dam, Wisconsin.

What medical group is Andrew M. Guminski part of?

Andrew Guminski is linked to Marshfield Medical Center-Beaver Dam. Dmand AI links Andrew Guminski to 1 more medical group.

Does Andrew M. Guminski accept Medicare?

Yes. CMS data shows Andrew Guminski billed Medicare for 155 services in 2024, and Andrew Guminski accepts Medicare assignment.

What is Andrew M. Guminski's MIPS score?

Andrew Guminski's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Andrew M. Guminski see?

CMS counts 100 Medicare patients who saw Andrew Guminski in 2024, with an average age of 71.

Is Andrew M. Guminski board certified?

Yes. Andrew Guminski is board certified in internal medicine by the American Board of Internal Medicine.

What services does Andrew M. Guminski bill to Medicare?

In 2024, Andrew Guminski's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Andrew M. Guminski go to medical school?

Andrew Guminski graduated from St. George's University School of Medicine in 1998.

What drugs does Andrew M. Guminski prescribe most?

In 2024 Medicare Part D data, Andrew Guminski's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.

Has Andrew M. Guminski received payments from drug or device companies?

CMS Open Payments shows $78 in general payments to Andrew Guminski from 3 companies from 2016 to 2022. The largest total came from Pfizer Inc.

How long has Andrew M. Guminski been practicing?

Andrew Guminski graduated from medical school in 1998, 28 years ago.

What insurance does Andrew M. Guminski accept?

Andrew Guminski is in network with 17 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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