Jessica C. Wintonli, MD
Internal Medicine Physician · Saginaw, MI
Jessica C. Wintonli, MD is an internal medicine physician with a practice address in Saginaw, Michigan, and NPI 1215203682, issued on Mar 29, 2012. Check the license (Michigan 4301115174, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Jessica C. Wintonli
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 4301115174 MI
50854 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Houghton Ave, Saginaw, MI 48602
- Phone
- (989) 746-7500
- Enumerated
- Mar 29, 2012
- Record last updated
- Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (989) 746-7658
- Medicare enrollment
- Enrolled (PECOS I20221004001897); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 1000 Houghton Ave
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Verify Jessica C. Wintonli in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301115174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,335 Medicare Part D claims for 342 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 17 claims were for opioids.
Most prescribed
- Atorvastatin Calcium164 claims
- Levothyroxine Sodium108 claims
- Amlodipine Besylate84 claims
- Lisinopril69 claims
- Gabapentin56 claims
- Losartan Potassium55 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.
Bills Medicare through one group practice
- Honorhealth Medical Group, LLCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jessica C. Wintonli among 5,735 internal medicine physician records in Michigan
Jessica C. Wintonli, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 59% of them.
- NPI issued2012 · 59% of these records are older, 39% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2012 · median 2006 among the 3,564 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
169 internal medicine physician records list a practice address in Saginaw
They are 169 of the 6,008 NPPES records with a practice address in Saginaw, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Saginaw → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Anna Bartnik, M.D.Saginaw, MI 486021750492864
- Rebecca Baumbach, M.D.Saginaw, MI 486021487674214
- Jon Begos, D.OSaginaw, MI 486021689617003
- Glenn Cipullo, M.DSaginaw, MI 486021174570428
- Manisha Gupta, M.D.Saginaw, MI 486021336250505
- William Hampton, MDSaginaw, MI 486021689683997
- Shireen Haque, M.D.Saginaw, MI 486021760593891
- Minoo Khetarpal, M.D.Saginaw, MI 486021033197942
Common questions
What is Jessica C. Wintonli, MD's NPI number?
Jessica C. Wintonli, MD's National Provider Identifier (NPI) is 1215203682, issued on Mar 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jessica C. Wintonli, MD located?
The NPPES record lists a practice address at 1000 Houghton Ave, Saginaw, MI, 48602. Phone: (989) 746-7500. Providers update this record themselves, so call before visiting.
How can I verify Jessica C. Wintonli, MD's license?
NPPES lists Michigan license number 4301115174, 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 Jessica C. Wintonli, MD prescribe under Medicare Part D?
In 2024, Jessica C. Wintonli, MD had 2,335 Medicare Part D claims for 342 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.