Constanza I. Fox, MD
Pediatrics Physician · Mount Pleasant, MI
Constanza I. Fox, MD is a pediatrics physician with a practice address in Mount Pleasant, Michigan, and NPI 1831157734, issued on May 2, 2006. Check the license (Michigan 4301087542, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Constanza I. Fox
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 4301087542 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1205 S Mission St, Mount Pleasant, MI 48858
- Phone
- (989) 400-4369
- Enumerated
- May 2, 2006
- Record last updated
- Mar 23, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (989) 400-4376
- Medicaid ID
- 4875756 MI
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,180 in Michigan → Look up another NPI →
Also registered at 1205 S Mission St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Connie Bills, D.P.M.Podiatrist1225021561
- Amylynn Theisen, MA, LPC, CAADCProfessional Counselor1821260696
Verify Constanza I. Fox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301087542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average pediatrics physician in 2024
16 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
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: $282.08
15 payments; by number, the most common kind was food and beverage; the largest payer was Ironshore Pharmaceuticals Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Constanza I. Fox among 2,180 pediatrics physician records in Michigan
Constanza I. Fox, MD is one of 2,180 pediatrics physician records with a practice address in Michigan. 38% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 56% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileNo · 11% of these records are
- Record last updated2016 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in Michigan
There are 2,180 pediatrics physician records in Michigan.
All 2,180 in Michigan → Every provider in Mount Pleasant → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Afreen Abraham, MDMount Pleasant, MI 488581811559172
- Rumana Barodawalla, M.D.Mt Pleasant, MI 488581144342320
- Onyekachi Hammack, M.D.Mt Pleasant, MI 488581720348287
- Bhekumusa Msibi, D.O.Mt Pleasant, MI 488581649212952
- Shekha Sherin Nelliadi, MDMount Pleasant, MI 488581386301729
- Shreya Wachob, DOMount Pleasant, MI 488581497137012
- Steven Walvisch, MDMount Pleasant, MI 488581497792238
- Lewis Resnick, MDMason, MI 488541386653566
Common questions
What is Constanza I. Fox, MD's NPI number?
Constanza I. Fox, MD's National Provider Identifier (NPI) is 1831157734, issued on May 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Constanza I. Fox, MD located?
The NPPES record lists a practice address at 1205 S Mission St, Mount Pleasant, MI, 48858. Phone: (989) 400-4369. Providers update this record themselves, so call before visiting.
How can I verify Constanza I. Fox, MD's license?
NPPES lists Michigan license number 4301087542, 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 Constanza I. Fox, MD prescribe under Medicare Part D?
In 2024, Constanza I. Fox, MD had 16 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.