NPPES file of Aug 9, 2026

Joseph Michael Fritz, M.D.

Infectious Disease Physician · Chesterfield, MO

Joseph Michael Fritz, M.D. is an infectious disease physician with a practice address in Chesterfield, Missouri, and NPI 1619097763, issued on Mar 30, 2007. Check the license (Missouri 2008006168, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619097763
Name
Joseph Michael Fritz
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
2008006168 MO
Self-reported in NPPES; status is on the state search
Practice location
224 S Woods Mill RD, Chesterfield, MO 63017
Phone
(314) 205-6605
Enumerated
Mar 30, 2007
Record last updated
Dec 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(314) 590-5928
Medicare enrollment
Enrolled (PECOS I20080619000508); accepts Medicare assignment
Medical or professional school
University Of Missouri, Kansas City, School Of Medicine, 2002
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 224 S Woods Mill RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Patricia Abele, NPFamily Nurse Practitioner1265418057
  2. Jeremy Beatty, O.DOptometrist1225198013
  3. Keith Bernstein, MDRheumatology Physician1447273727
  4. Leanne Bockstruck, PHARM.D.Pharmacist1225918253
  5. Kae Chang, MDInternal Medicine Physician1316910243
  6. Imran Chishti, M.D.Psychiatry Physician1740220557

Verify Joseph Michael Fritz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2008006168
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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6.5 times the Medicare Part D claims of the average infectious disease physician in 2024

4,494 Medicare Part D claims for 492 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 81 claims were for opioids.

  1. Joseph Fritz4,494
  2. Specialty average689

Most prescribed

  1. Atorvastatin Calcium268 claims
  2. Lisinopril202 claims
  3. Amlodipine Besylate180 claims
  4. Simvastatin154 claims
  5. Rosuvastatin Calcium147 claims
  6. Losartan Potassium123 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 89.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $592.80

33 payments; by number, the most common kind was food and beverage; the largest payer was Aimmune Therapeutics, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Fritz$592.80
  2. Specialty average$4,362.19

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Elite Physical Therapy OF Creve Coeur LLCCreve Coeur, MO
  2. West County Adult Medicine, LLCChesterfield, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joseph Michael Fritz among 212 infectious disease physician records in Missouri

Joseph Michael Fritz, M.D. is one of 212 infectious disease physician records with a practice address in Missouri. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 49% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2002 · median 2004 among the 147 with a school on file
  • Record last updated2021 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Missouri

There are 212 infectious disease physician records in Missouri.

The 8 infectious disease physician records with the nearest ZIP codes

  1. J Campbell, M.D.Chesterfield, MO 630171740395474
  2. Matthew German, M.D.Chesterfield, MO 630171073628871
  3. Zoe Leyh, DOChesterfield, MO 630171063039774
  4. David McCrary, M.D.Chesterfield, MO 630171821034745
  5. Nirmol Philip, M.D.Chesterfield, MO 630171992063515
  6. Leon Robison, M.D.Chesterfield, MO 630171265547038
  7. Chandra Dommaraju, M.D.Festus, MO 630281255361135
  8. Ritu Kathuria, M.D.Festus, MO 630281417362708

Common questions

What is Joseph Michael Fritz, M.D.'s NPI number?

Joseph Michael Fritz, M.D.'s National Provider Identifier (NPI) is 1619097763, issued on Mar 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Michael Fritz, M.D. located?

The NPPES record lists a practice address at 224 S Woods Mill RD, Chesterfield, MO, 63017. Phone: (314) 205-6605. Providers update this record themselves, so call before visiting.

How can I verify Joseph Michael Fritz, M.D.'s license?

NPPES lists Missouri license number 2008006168, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph Michael Fritz, M.D. prescribe under Medicare Part D?

In 2024, Joseph Michael Fritz, M.D. had 4,494 Medicare Part D claims for 492 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

What is Joseph Michael Fritz, M.D.'s MIPS final score?

The 2023 MIPS final score is 89.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.