NPPES file of Aug 9, 2026

Timothy J. Izzo, DO

Family Medicine Physician · Grand Ledge, MI

Timothy J. Izzo, DO is a family medicine physician with a practice address in Grand Ledge, Michigan, and NPI 1720152846, issued on Nov 20, 2006. Check the license (Michigan TI011387, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1720152846
Name
Timothy J. Izzo
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
TI011387 MI
Self-reported in NPPES; status is on the state search
Practice location
1035 Charlevoix Dr, Grand Ledge, MI 48837
Phone
(517) 627-2181
Enumerated
Nov 20, 2006
Record last updated
Jan 30, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(517) 622-1242
Medicare enrollment
Enrolled (PECOS I20100825000766); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 1991
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 1035 Charlevoix Dr

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

  1. Shannon Biergans, MS, MSN, RN, FNP-BCFamily Nurse Practitioner1083928410
  2. Jami Devarona, NPFamily Nurse Practitioner1356415491
  3. Kristin Hamilton, LPCProfessional Counselor1477644243
  4. Amy Rumsey, NP-CFamily Nurse Practitioner1275986358
  5. David Smith, M.D.Family Medicine Physician1275623662
  6. Eric Smith, MDFamily Medicine Physician1689748725

Verify Timothy J. Izzo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license TI011387
    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 Michigan 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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4.4 times the Medicare Part D claims of the average family medicine physician in 2024

15,462 Medicare Part D claims for 874 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 518 claims were for opioids.

  1. Timothy Izzo15,462
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium1,220 claims
  2. Levothyroxine Sodium754 claims
  3. Amlodipine Besylate723 claims
  4. Lisinopril438 claims
  5. Omeprazole410 claims
  6. Rosuvastatin Calcium371 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.

Industry payments in 2024: $25,044.67

196 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Izzo$25,045
  2. Specialty average$903

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

Bills Medicare through one group practice

  1. David J. Smith MD PCGrand Ledge, MI

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

Timothy J. Izzo among 6,013 family medicine physician records in Michigan

Timothy J. Izzo, DO is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 56% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated1991 · median 2008 among the 3,493 with a school on file
  • Record last updated2014 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 family medicine physician records list a practice address in Grand Ledge

They are 12 of the 183 NPPES records with a practice address in Grand Ledge, and 6,013 family medicine physician records in Michigan.

The 8 family medicine physician records with the nearest ZIP codes

  1. Edward Ball, DOGrand Ledge, MI 488371750499083
  2. Kenneth Evans, M.D.Grand Ledge, MI 488371144431651
  3. Robyn Gazall, DOGrand Ledge, MI 488371215019682
  4. Lauren Greene, M.DGrand Ledge, MI 488371750731725
  5. Dominic Izzo, DOGrand Ledge, MI 488371932723905
  6. Michael Mangan, D.O.Grand Ledge, MI 488371144457805
  7. Quan Nguyen, MDGrand Ledge, MI 488371598760837
  8. Barbara Saxena, MDGrand Ledge, MI 488371588615512

Common questions

What is Timothy J. Izzo, DO's NPI number?

Timothy J. Izzo, DO's National Provider Identifier (NPI) is 1720152846, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy J. Izzo, DO located?

The NPPES record lists a practice address at 1035 Charlevoix Dr, Grand Ledge, MI, 48837. Phone: (517) 627-2181. Providers update this record themselves, so call before visiting.

How can I verify Timothy J. Izzo, DO's license?

NPPES lists Michigan license number TI011387, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Timothy J. Izzo, DO prescribe under Medicare Part D?

In 2024, Timothy J. Izzo, DO had 15,462 Medicare Part D claims for 874 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.