Chad Ryersee, DO
Student in an Organized Health Care Education/Training Program · Billings, MT
Chad Ryersee, DO is a student in an organized health care education/training program with a practice address in Billings, Montana, and NPI 1639939796, issued on Mar 19, 2024. Check the license with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chad Ryersee
- Credential
- DO
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 801 N 29TH St, Billings, MT 59101
- Phone
- (406) 238-2500
- Enumerated
- Mar 19, 2024
- Record last updated
- Mar 19, 2024
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 276 in Montana → Look up another NPI →
Also registered at 801 N 29TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kylie Abeson, MD, MPHPediatrics Physician1699334987
- Juan Adams, M.D.Allergy & Immunology Physician1144512096
- Daniel AlmeStudent in an Organized Health Care Education/Training Program1477349165
- Luis Alvarez, MDClinical Cardiac Electrophysiology Physician1417951922
- Annalee Anderson, MA, CCC-SLPSpeech-Language Pathologist1083047088
- Bijan Andrade, DPMFoot & Ankle Surgery Podiatrist1891059556
Verify Chad Ryersee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
118 Medicare Part D claims for 47 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium11 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.
Chad Ryersee among 276 student in an organized health care education/training program records in Montana
Chad Ryersee, DO is one of 276 student in an organized health care education/training program records with a practice address in Montana. 20% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 35% of them.
- NPI issued2024 · 35% of these records are older, 46% newer
- In a Medicare fileYes · 20% of these records are
- In the CMS Doctors and Clinicians fileNo · 2% of these records are
- Record last updated2024 · 12% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
127 student in an organized health care education/training program records list a practice address in Billings
They are 127 of the 4,035 NPPES records with a practice address in Billings, and 276 student in an organized health care education/training program records in Montana.
All 276 in Montana → Every provider in Billings → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Eric Farmer, MDBillings, MT 591011477965622
- Brenda FlahertyBillings, MT 591011942657762
- Noridelle Gilo, MDBillings, MT 591011699913210
- Matthew Kovach, MD, DCBillings, MT 591011366719163
- Heather Loya, SLPBillings, MT 591011700179777
- Tiffany Mitchell, MDBillings, MT 591011629480876
- Nagarajan Muthu, MDBillings, MT 591011306231410
- Alicia Olson, M.D.Billings, MT 591011669603171
Common questions
What is Chad Ryersee, DO's NPI number?
Chad Ryersee, DO's National Provider Identifier (NPI) is 1639939796, issued on Mar 19, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Chad Ryersee, DO located?
The NPPES record lists a practice address at 801 N 29TH St, Billings, MT, 59101. Phone: (406) 238-2500. Providers update this record themselves, so call before visiting.
How can I verify Chad Ryersee, DO's license?
Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Chad Ryersee, DO prescribe under Medicare Part D?
In 2024, Chad Ryersee, DO had 118 Medicare Part D claims for 47 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.