Registry data as of Aug 27, 2026

Christopher Decastro, DO

Family Medicine Physician · Harrison, MI

Christopher Decastro, DO is a family medicine physician with a practice address in Harrison, Michigan, and NPI 1326572652, issued on Apr 13, 2017. Check the license (Michigan 5101025802, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1326572652
Name
Christopher Decastro
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
5101025802 MI
Self-reported in NPPES; status is on the state search
Practice location
815 N Clare Ave Ste A, Harrison, MI 48625
Phone
(989) 539-4434
Enumerated
Apr 13, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 815 N Clare Ave Ste A

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

  1. Derick Roland, PT, DPTSports Physical Therapist1700387495
  2. Kathryn Tasson, PA-CPhysician Assistant1760141493

Verify Christopher Decastro in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 5101025802
    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.

56% fewer Medicare Part D claims than the average family medicine physician in 2024

1,540 Medicare Part D claims for 185 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Christopher Decastro1,540
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium101 claims
  2. Lisinopril70 claims
  3. Amlodipine Besylate63 claims
  4. Albuterol Sulfate Hfa62 claims
  5. Omeprazole51 claims
  6. Levothyroxine Sodium45 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.

One hospital or facility affiliation

  1. Mymichigan Medical Center ClareHarrison, MI · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

2 family medicine physician records list a Harrison practice address

They are 2 of the 125 NPPES records with a Harrison practice address, and 5,783 family medicine physician records in Michigan.

Other family medicine physician records in Michigan

  1. Asma AbbasHamtramck, MI1982946463
  2. Saadia Abbas, MDChesterfield, MI1619136868
  3. Faezeh AbbasiMonroe, MI1144065921
  4. Layla Abbasi, MDWayne, MI1346177607
  5. Marisa Abbo, DORochester Hills, MI1184605388
  6. Cathleen Abbott, M.D.East Lansing, MI1275630501
  7. Leah Abbott, MDGwinn, MI1760987341
  8. Nina Abboud, DORochester Hills, MI1639750557
  9. Ryan Abboud, DOBingham Farms, MI1104353077
  10. Christina Abd, MDSterling Heights, MI1770371965

Common questions

What is Christopher Decastro, DO's NPI number?

Christopher Decastro, DO's National Provider Identifier (NPI) is 1326572652, issued on Apr 13, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Decastro, DO located?

The NPPES record lists a practice address at 815 N Clare Ave Ste A, Harrison, MI, 48625. Phone: (989) 539-4434. Providers update this record themselves, so call before visiting.

How can I verify Christopher Decastro, DO's license?

NPPES lists Michigan license number 5101025802, as entered by the provider. Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christopher Decastro, DO prescribe under Medicare Part D?

In 2024, Christopher Decastro, DO had 1,540 Medicare Part D claims for 185 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.