Dr. Peter M. Fischer, MD

  • Appleton, WI
  • Psychiatrist
NPI1386750115PAC ID9537066105
Medicare services, 2017
174
Part D claims, 2021
20
Publications
110
Hospital affiliations
3
Industry payments
$14
Practice address
1818 N Meade St, Appleton, WI 54911
Practice phone
Call (920) 731-4101
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

ThedaCare Regional Medical Center-Appleton

Hospital · Appleton, Wisconsin

See all 4 affiliations

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Dr. Peter M. Fischer is a psychiatrist in Appleton, Wisconsin

Dr. Fischer practices at ThedaCare Regional Medical Center-Appleton in Appleton, Wisconsin, part of Froedtert ThedaCare Health.

Dr. Fischer's NPI, 1386750115, was assigned on August 22, 2006. Dr. Fischer graduated from Medical College Of Wisconsin in 1991. Dr. Fischer's Wisconsin license number on file is 37609.

NPI and contact details
Medicare PAC ID
9537066105
NPI enumeration date
August 22, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(920) 731-4101
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
61
Medical school graduation
1991

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

Dr. Peter M. Fischer practices at ThedaCare Regional Medical Center-Appleton in Appleton, Wisconsin

Dr. Fischer's primary practice is ThedaCare Regional Medical Center-Appleton, at 1818 N Meade St, Appleton, WI 54911 in Outagamie County. The practice phone is (920) 731-4101.

Source: Dmand AI Affiliation Data

Dr. Peter M. Fischer is affiliated with 3 sites of care and 1 medical group

Dr. Fischer's primary practice is ThedaCare Regional Medical Center-Appleton in Appleton, Wisconsin, part of Froedtert ThedaCare Health. Dr. Fischer is also affiliated with Aurora BayCare Medical Center. The medical group on file is Aurora Medical Group. Dmand AI also links Dr. Fischer to 1 more hospital, named with a free account.

See all 4 affiliations for Dr. Fischer

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

Dmand AI tracks the EHR system at Dr. Peter M. Fischer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fischer practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
ThedaCare Regional Medical Center-AppletonAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Peter M. Fischer is one of 688 psychiatrists in Wisconsin

Psychiatry is Dr. Fischer's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Fischer is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Fischer's licenses on file in 3 states: Wisconsin, Texas and Indiana.

Specialties and state licenses

  • Psychiatry, WisconsinPrimaryLicense 37609 · 1996 to 2025 · taxonomy 2084P0800X
  • Texas license2017
  • Indiana licenseLicense 01040474A · 1992 to 1997

Psychiatrists near Dr. Fischer

Counts of psychiatrists 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. Peter M. Fischer billed Medicare for 174 services in 2017

CMS data shows 174 Medicare services from Dr. Fischer across 4 procedure codes in 2017. Medicare paid $8,700 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2017174
Paid by Medicare$8,700
Procedure codes4

Dr. Fischer's Medicare services by type, 2016 to 2017

  • 2016
  • 2017
Office and hospital visits
2016: 1262017: 16329%
Tests and treatments
2016: 382017: 1171%

Dr. Fischer compared with the Wisconsin median for psychiatrists, 2017

  • Dr. Fischer
  • Wisconsin median
Medicare services
174vs 12836% above
Part D claims
20vs 23291% below

Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.

Dr. Fischer's most billed Medicare procedure codes, 2017

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. Fischer

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fischer and other psychiatrists in Wisconsin.

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

Dr. Peter M. Fischer's patients have a median age of 69

Across all payers, Dmand AI patient panel data puts Dr. Fischer's median patient age at 69, with 67% women.

Dr. Fischer's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women67%
  • Men33%

Source: Dmand AI Patient Panel Data

Dr. Peter M. Fischer wrote 20 Medicare Part D claims in 2021

In 2021, Dr. Fischer wrote 20 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $760 in total drug cost. In 2020, CMS named 25 claims across 2 drugs.

Part D claims, 202120
Drugs named by CMS1
Total drug cost$760

Dr. Fischer's most prescribed drugs by claims, 2021

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, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 252021: 2020%

Drugs named by CMS: 1 in 2021, 2 in 2020.

See all prescribing by Dr. Fischer

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

How Dr. Peter M. Fischer takes part in Medicare

Dr. Fischer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Dr. Peter M. Fischer has 110 publications on record

Dmand AI links 110 papers to Dr. Fischer, published from 2004 to 2021. 2011 was the busiest year, with 8. The most frequent topics are Structure-Activity Relationship, Models, Molecular and Amino Acid Sequence. Dr. Fischer has published most often in J Med Chem. Dr. Fischer's most frequent co-author is David Mark Wilson, MD.

Papers110
Years published2004 to 2021

Dr. Fischer's papers by year, 2008 to 2021

Topics Dr. Fischer writes about most

  • Structure-Activity Relationship
  • Models, Molecular
  • Amino Acid Sequence
  • Antineoplastic Agents
  • Molecular Sequence Data
  • Binding Sites
  • Enzyme Inhibitors
  • Cell Line, Tumor

Dr. Fischer's most frequent co-authors

Recent publications by Dr. Fischer

See all 110 publications and co-authors

See who Dr. Fischer researches with

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

How network discovery works

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

Dr. Peter M. Fischer received $14 in industry payments in 2016

CMS Open Payments shows 1 general payment to Dr. Fischer from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Neuronetics, Inc. paid the most, $14.

Companies that paid Dr. Fischer the most, 2016 to 2016

Share is of all general payments to this clinician.

See all payments to Dr. Fischer

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

Dr. Peter M. Fischer graduated from Medical College Of Wisconsin

Dr. Fischer graduated from Medical College Of Wisconsin in 1991.

  1. Medical schoolMedical College Of Wisconsin
  2. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Peter M. Fischer accepts plans from 1 insurance carrier

Dr. Fischer is in network with 1 carrier, including WI State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • WI State Medicaid

Source: Dmand AI Insurance Network Data

Sources for Dr. Peter M. Fischer'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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
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. Peter M. Fischer

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. Peter M. Fischer's NPI number?

Dr. Peter M. Fischer's NPI number is 1386750115. It was assigned on August 22, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Peter M. Fischer?

Dr. Peter M. Fischer is a psychiatrist in Appleton, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Dr. Peter M. Fischer practice?

Dr. Fischer practices at 1818 N Meade St, Appleton, WI 54911. Dr. Fischer's primary practice is ThedaCare Regional Medical Center-Appleton in Appleton, Wisconsin, part of Froedtert ThedaCare Health. Dmand AI also links Dr. Fischer to 1 hospital.

What is Dr. Peter M. Fischer's office phone number?

The practice phone on file for Dr. Fischer is (920) 731-4101.

What is Dr. Peter M. Fischer's medical license number?

Dr. Fischer's Wisconsin license number on file is 37609, one of the licenses on file in 3 states.

Which states has Dr. Peter M. Fischer been licensed in?

Dmand AI has state licenses on file for Dr. Fischer in Wisconsin (1996 to 2025), Texas (2017) and Indiana (1992 to 1997).

Which hospitals is Dr. Peter M. Fischer affiliated with?

Dr. Fischer practices at ThedaCare Regional Medical Center-Appleton in Appleton, Wisconsin. Dr. Fischer is also affiliated with Aurora BayCare Medical Center. Dmand AI links Dr. Fischer to 1 more hospital.

What medical group is Dr. Peter M. Fischer part of?

Dr. Fischer is linked to Aurora Medical Group.

Does Dr. Peter M. Fischer accept Medicare?

Yes. CMS data shows Dr. Fischer billed Medicare for 174 services in 2017, and Dr. Fischer accepts Medicare assignment.

Is Dr. Peter M. Fischer board certified?

Yes. Dr. Fischer is board certified in psychiatry by the American Board of Psychiatry and Neurology.

Show 8 more questionsShow fewer questions

What services does Dr. Peter M. Fischer bill to Medicare?

In 2017, Dr. Fischer's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99239).

Where did Dr. Peter M. Fischer go to medical school?

Dr. Fischer graduated from Medical College Of Wisconsin in 1991.

What drugs does Dr. Peter M. Fischer prescribe most?

In 2021 Medicare Part D data, Dr. Fischer's most prescribed drugs by claims were Divalproex Sodium.

Has Dr. Peter M. Fischer received payments from drug or device companies?

CMS Open Payments shows $14 in general payments to Dr. Fischer from 1 company from 2016 to 2016. The largest total came from Neuronetics, Inc.

How long has Dr. Peter M. Fischer been practicing?

Dr. Fischer graduated from medical school in 1991, 35 years ago.

Does Dr. Peter M. Fischer do research?

Dmand AI links 110 publications to Dr. Fischer, published from 2004 to 2021.

Who does Dr. Peter M. Fischer publish with?

Dr. Fischer's most frequent co-authors are David Mark Wilson, MD (1 shared paper).

What insurance does Dr. Peter M. Fischer accept?

Dr. Fischer is in network with 1 carrier, including WI State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.

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