Dr. Michael J. Germain, MD

  • Hartford, CT
  • Nephrologist
NPI1376533117
Medicare services, 2023
1,053
Part D claims, 2024
1,109
Publications
167
Clinical trials
13
Hospital affiliations
2
Practice address
80 Seymour Street, Hartford, CT 06102
Practice phone
Call (860) 545-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Hartford Hospital

Hospital · Hartford, Connecticut

See all 6 affiliations

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Dr. Michael J. Germain is a nephrologist in Hartford, Connecticut

Dr. Germain practices at Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare.

Dr. Germain's NPI, 1376533117, was assigned on October 24, 2005. Dr. Germain graduated from University of Calgary Faculty of Medicine in 1976. Dr. Germain's Massachusetts license number on file is 78857.

NPI and contact details
NPI enumeration date
October 24, 2005
NPI status
Active
Practice phone
(860) 545-5000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
76
Medical school graduation
1976

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

Dr. Michael J. Germain practices at Hartford Hospital in Hartford, Connecticut

Dr. Germain's primary practice is Hartford Hospital, at 80 Seymour Street, Hartford, CT 06102 in Hartford County. The practice phone is (860) 545-5000.

  • Hartford Hospital
    80 Seymour Street, Hartford, CT 06102 · Hartford CountyPhone(860) 545-5000

Source: Dmand AI Affiliation Data

Dr. Michael J. Germain is affiliated with 4 sites of care and 2 medical groups

Dr. Germain's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. The medical group on file is Kidney Care and Transplant Services of New England. Dmand AI also links Dr. Germain to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Germain

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

Dmand AI tracks the EHR system at Dr. Michael J. Germain's practice

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

EHR by site
SiteEHR vendor and product
Hartford HospitalAvailable 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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Dr. Michael J. Germain is one of 141 nephrologists in Connecticut

Nephrology is Dr. Germain's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Germain is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Germain's licenses on file in 4 states: Massachusetts, Connecticut, West Virginia and Minnesota.

Specialties and state licenses

  • Nephrology, MassachusettsPrimaryLicense 78857 · 1981 to 2025 · taxonomy 207RN0300X
  • Connecticut licenseLicense 035668 · 1996 to 2023
  • West Virginia license1991
  • Minnesota license1978 to 1981

Clinical focus

Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease, fluid and electrolyte imbalances, gout and kidney cysts among the conditions Dr. Germain treats.

Nephrologists near Dr. Germain

Counts of nephrologists 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 J. Germain billed Medicare for 1,053 services in 2023

CMS data shows 1,053 Medicare services from Dr. Germain across 8 procedure codes in 2023. Medicare paid $40,251 for them. Every service was in an office.

Medicare services, 20231,053
Paid by Medicare$40,251
Procedure codes8

Dr. Germain's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Other services
2022: 27,9102023: 54098%
Office and hospital visits
2022: 1,9872023: 42479%
Lab and pathology
2022: 2282023: 5675%
Tests and treatments
2022: 6472023: 3395%
Drugs given in the office
2022: 8112023: 0100%
Imaging
2022: 232023: 0100%

Dr. Germain compared with the Connecticut median for nephrologists, 2023

  • Dr. Germain
  • Connecticut median
Medicare services
1,053vs 73244% above
Part D claims
822vs 60037% above

Medians across 137 nephrologists in Connecticut with Dmand AI profiles that report each measure.

Dr. Germain's most billed Medicare procedure codes, 2023

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. Germain

Need commercial claims for Dr. Germain?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Germain and other nephrologists in Connecticut.

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

Dr. Michael J. Germain's patients have a median age of 56

Across all payers, Dmand AI patient panel data puts Dr. Germain's median patient age at 56, with 76% women.

Dr. Germain's patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women76%
  • Men24%

Source: Dmand AI Patient Panel Data

Dr. Michael J. Germain wrote 1,109 Medicare Part D claims in 2024

In 2024, Dr. Germain wrote 1,109 Medicare Part D claims for 313 patients. 80% of them were for generic drugs. CMS names the drug for 822 of them, across 27 drugs with 11 or more claims each, at $197,122 in total drug cost. In 2023, CMS named 3,488 claims across 71 drugs.

Part D claims, 20241,109
Drugs named by CMS27
Total drug cost$197,122
Part D patients313

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

  • Generic886 claims80%
  • Brand-name223 claims20%

Dr. Germain'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3,4882024: 82276%

Drugs named by CMS: 27 in 2024, 71 in 2023.

See all prescribing by Dr. Germain

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

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Dr. Michael J. Germain has 167 publications on record

Dmand AI links 167 papers to Dr. Germain, published from 2005 to 2024. 2020 was the busiest year, with 11. The most frequent topics are Renal Dialysis, Kidney Failure, Chronic and Renal Insufficiency, Chronic. Dr. Germain has published most often in Am J Kidney Dis. Dr. Germain's most frequent co-authors are Lewis M. Cohen, MD, Alvin H. Moss, MD and Daniel T. Engelman, MD.

Papers167
Years published2005 to 2024

Dr. Germain's papers by year, 2014 to 2024

Topics Dr. Germain writes about most

  • Renal Dialysis
  • Kidney Failure, Chronic
  • Renal Insufficiency, Chronic
  • Kidney Diseases
  • Palliative Care
  • Advance Care Planning
  • Kidney
  • Kidney Transplantation

Dr. Germain's most frequent co-authors

Recent publications by Dr. Germain

See all 167 publications and co-authors

See who Dr. Germain researches with

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

How network discovery works

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

Dr. Michael J. Germain has worked on 13 clinical trials

Dmand AI links Dr. Germain to 13 clinical trials, 3 of them phase 2 studies. 2 are still active or recruiting. Conditions studied include Glomerulosclerosis, Focal Segmental, Kidney Failure, Chronic and Nephrotic Syndrome. Biogen sponsors the most, 2.

Clinical trials with Dr. Germain by phase

  1. NonePhase 1: no trials
  2. 3Phase 2: 3 trials
  3. 3Phase 3: 3 trials
  4. 3Phase 4: 3 trials

Trials with no phase (devices, behavioral studies) are left out.

Conditions in Dr. Germain's trials

  • Glomerulosclerosis, Focal Segmental
  • Kidney Failure, Chronic
  • Nephrotic Syndrome
  • Diabetic Nephropathies
  • Iron Deficiencies

Investigators on the most trials with Dr. Germain

Recent clinical trials with Dr. Germain

See all 13 clinical trials and co-investigators

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

Dr. Michael J. Germain received $567,472 in industry payments from 2016 to 2025

CMS Open Payments shows 920 general payments to Dr. Germain from 36 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 54% of the total. Relypsa, Inc. paid the most, $150,273.

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

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

$567.5Kin total
  • Speaker and faculty fees$308,71954%
  • Consulting fees$99,18817%
  • Honoraria$91,82516%
  • Travel and lodging$43,4098%
  • Other$23,7244%

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

Share is of all general payments to this clinician.

See all payments to Dr. Germain

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

Dr. Michael J. Germain has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Germain, most recently CMS Stage 1 2012 in 2011.

Awards and honors for Dr. Germain

  1. 2011
    • CMS Stage 1 2012
  2. 2000
    • Based Excellence in Teaching Award
    • Community-based Excellence in Teaching Award
  3. 1983
    • Fellow American College of Physicians
  4. Undated
    • Promoting Excellence in End-Of-Life Care Honors for participation in ESRD Peer Workgroup

Dr. Germain's committees and leadership roles

RPA BODmember
2008 to 2014

Source: Dmand AI Professional Profile Data

Dr. Michael J. Germain graduated from University of Calgary Faculty of Medicine

Dr. Germain graduated from University of Calgary Faculty of Medicine in 1976.

  1. Medical schoolUniversity of Calgary Faculty of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Michael J. Germain accepts plans from 4 insurance carriers

Dr. Germain is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, Excellus BlueCross BlueShield and HCSC. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Massachusetts
  • Excellus BlueCross BlueShield
  • HCSC
  • VT State Medicaid

Plan types Dr. Germain accepts, by number of carriers

  1. PPO3
  2. Medicare2
  3. EPO1
  4. HMO1
  5. Medicaid1
  6. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael J. Germain'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 Data
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)
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)
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 Dr. Michael J. Germain

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 J. Germain's NPI number?

Dr. Michael J. Germain's NPI number is 1376533117. It was assigned on October 24, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael J. Germain?

Dr. Michael J. Germain is a nephrologist in Hartford, Connecticut. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Michael J. Germain practice?

Dr. Germain practices at 80 Seymour Street, Hartford, CT 06102. Dr. Germain's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Germain to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Michael J. Germain's office phone number?

The practice phone on file for Dr. Germain is (860) 545-5000.

What is Dr. Michael J. Germain's medical license number?

Dr. Germain's Massachusetts license number on file is 78857, one of the licenses on file in 4 states.

Which states has Dr. Michael J. Germain been licensed in?

Dmand AI has state licenses on file for Dr. Germain in Massachusetts (1981 to 2025), Connecticut (1996 to 2023), West Virginia (1991) and Minnesota (1978 to 1981).

Which hospitals is Dr. Michael J. Germain affiliated with?

Dr. Germain practices at Hartford Hospital in Hartford, Connecticut. Dmand AI links Dr. Germain to 1 more hospital.

What medical group is Dr. Michael J. Germain part of?

Dr. Germain is linked to Kidney Care and Transplant Services of New England. Dmand AI links Dr. Germain to 1 more medical group.

Does Dr. Michael J. Germain accept Medicare?

Yes. CMS data shows Dr. Germain billed Medicare for 1,053 services in 2023.

Is Dr. Michael J. Germain board certified?

Yes. Dr. Germain is board certified in internal medicine by the American Board of Internal Medicine.

Show 8 more questionsShow fewer questions

What services does Dr. Michael J. Germain bill to Medicare?

In 2023, Dr. Germain's most billed Medicare services were medicare temporary code (Q5106), office visit, established patient (99214) and lab and pathology test (85018).

Where did Dr. Michael J. Germain go to medical school?

Dr. Germain graduated from University of Calgary Faculty of Medicine in 1976.

What drugs does Dr. Michael J. Germain prescribe most?

In 2024 Medicare Part D data, Dr. Germain's most prescribed drugs by claims were Amlodipine Besylate, Lisinopril and Carvedilol.

Has Dr. Michael J. Germain received payments from drug or device companies?

CMS Open Payments shows $567,472 in general payments to Dr. Germain from 36 companies from 2016 to 2025. The largest total came from Relypsa, Inc.

How long has Dr. Michael J. Germain been practicing?

Dr. Germain graduated from medical school in 1976, 50 years ago.

Does Dr. Michael J. Germain do research?

Dmand AI links 167 publications to Dr. Germain, published from 2005 to 2024. Dr. Germain has worked on 13 clinical trials.

Who does Dr. Michael J. Germain publish with?

Dr. Germain's most frequent co-authors are Lewis M. Cohen, MD (12 shared papers), Alvin H. Moss, MD (6 shared papers) and Daniel T. Engelman, MD (4 shared papers).

What insurance does Dr. Michael J. Germain accept?

Dr. Germain is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, Excellus BlueCross BlueShield and HCSC. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.

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