Dr. Michael Gordon Aldrich, MD

  • Merrill, WI
  • Emergency medicine physician
NPI1215031414
Medicare services, 2019
201
Part D claims, 2019
14
Affiliated sites
1
Medical group
1
State license
1
Practice address
1205 O'Day St, Merrill, WI 54452
Practice phone
Call (715) 539-0101
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Marshfield Clinic - Primary Care - Merrill (O Day St)

Multi-specialty group site · Merrill, Wisconsin

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Dr. Michael Gordon Aldrich is an emergency medicine physician in Merrill, Wisconsin

Dr. Aldrich practices at Marshfield Clinic - Primary Care - Merrill (O Day St) in Merrill, Wisconsin.

Dr. Aldrich's NPI, 1215031414, was assigned on September 11, 2006. Dr. Aldrich holds Wisconsin license 26086.

NPI and contact details
NPI enumeration date
September 11, 2006
NPI status
Active
Practice phone
(715) 539-0101
Professional email
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Personal email
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Mobile number
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Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael Gordon Aldrich practices at Marshfield Clinic - Primary Care - Merrill (O Day St) in Merrill, Wisconsin

Dr. Aldrich's primary practice is Marshfield Clinic - Primary Care - Merrill (O Day St), at 1205 O'Day St, Merrill, WI 54452. The practice phone is (715) 539-0101.

  • Marshfield Clinic - Primary Care - Merrill (O Day St)
    1205 O'Day St, Merrill, WI 54452Phone(715) 539-0101

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael Gordon Aldrich is affiliated with 1 site of care and 1 medical group

Dr. Aldrich's primary practice is Marshfield Clinic - Primary Care - Merrill (O Day St) in Merrill, Wisconsin. The medical group on file is Marshfield Clinic Health System.

Marshfield Clinic - Primary Care - Merrill (O Day St)Multi-specialty group site · Merrill, WisconsinPrimary
Marshfield Clinic Health SystemPrimary care group, Marshfield, WI

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. Michael Gordon Aldrich's practice

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

EHR by site
SiteEHR vendor and product
Marshfield Clinic - Primary Care - Merrill (O Day St)Available with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael Gordon Aldrich is one of 1,211 emergency medicine physicians in Wisconsin

Emergency medicine is Dr. Aldrich's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Aldrich is licensed in Wisconsin.

Specialties and state licenses

  • Emergency medicine, WisconsinPrimaryLicense 26086 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Aldrich

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

1,211emergency medicine physicians in Wisconsin
9emergency medicine physicians in Merrill

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

Dr. Michael Gordon Aldrich billed Medicare for 201 services in 2019

CMS data shows 201 Medicare services from Dr. Aldrich across 7 procedure codes in 2019. Medicare paid $3,548 for them. Every service was in an office.

Medicare services, 2019201
Paid by Medicare$3,548
Procedure codes7

Dr. Aldrich's Medicare services by type, 2018 to 2019

  • 2018
  • 2019
Lab and pathology
2018: 3572019: 9972%
Office and hospital visits
2018: 2432019: 6772%
Surgery
2018: 992019: 3565%
Tests and treatments
2018: 512019: 0100%

Dr. Aldrich compared with the Wisconsin median for emergency medicine physicians, 2019

  • Dr. Aldrich
  • Wisconsin median
Medicare services
201vs 24618% below
Part D claims
14vs 5775% below

Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.

Dr. Aldrich's most billed Medicare procedure codes, 2019

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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

Dr. Michael Gordon Aldrich wrote 14 Medicare Part D claims in 2019

In 2019, Dr. Aldrich wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $38 in total drug cost. In 2018, CMS named 120 claims across 6 drugs.

Part D claims, 201914
Drugs named by CMS1
Total drug cost$38

Dr. Aldrich's most prescribed drugs by claims, 2019

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2018 to 2019

  • 2018
  • 2019
Claims for drugs CMS names
2018: 1202019: 1488%

Drugs named by CMS: 1 in 2019, 6 in 2018.

See all prescribing by Dr. Aldrich

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Sources for Dr. Michael Gordon Aldrich'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
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
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
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 Gordon Aldrich

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 Gordon Aldrich's NPI number?

Dr. Michael Gordon Aldrich's NPI number is 1215031414. It was assigned on September 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael Gordon Aldrich?

Dr. Michael Gordon Aldrich is an emergency medicine physician in Merrill, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Michael Gordon Aldrich practice?

Dr. Aldrich practices at 1205 O'Day St, Merrill, WI 54452. Dr. Aldrich's primary practice is Marshfield Clinic - Primary Care - Merrill (O Day St) in Merrill, Wisconsin.

What is Dr. Michael Gordon Aldrich's office phone number?

The practice phone on file for Dr. Aldrich is (715) 539-0101.

What is Dr. Michael Gordon Aldrich's medical license number?

Dr. Aldrich holds Wisconsin license 26086.

What medical group is Dr. Michael Gordon Aldrich part of?

Dr. Aldrich is linked to Marshfield Clinic Health System.

Does Dr. Michael Gordon Aldrich accept Medicare?

Yes. CMS data shows Dr. Aldrich billed Medicare for 201 services in 2019.

What services does Dr. Michael Gordon Aldrich bill to Medicare?

In 2019, Dr. Aldrich's most billed Medicare services were office visit, established patient (99213), surgery: heart and blood vessels (36415) and lab and pathology test (85025).

What drugs does Dr. Michael Gordon Aldrich prescribe most?

In 2019 Medicare Part D data, Dr. Aldrich's most prescribed drugs by claims were Prednisone.

How long has Dr. Michael Gordon Aldrich been practicing?

Dr. Aldrich's NPI was assigned in 2006.

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