Jeffery James Nielsen, MD
Emergency Medicine Physician · Saginaw, MI
Jeffery James Nielsen, MD is an emergency medicine physician with a practice address in Saginaw, Michigan, and NPI 1528194461, issued on Feb 26, 2007. Check the license (Michigan 4301067557, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Jeffery James Nielsen
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 4301067557 MI
Self-reported in NPPES; status is on the state search - Practice location
- 800 S Washington Ave, Saginaw, MI 48601
- Phone
- (989) 793-7220
- Enumerated
- Feb 26, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (989) 793-7482
- Medicaid ID
- 4090697 MI
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,083 in Michigan → Look up another NPI →
Also registered at 800 S Washington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jeffery James Nielsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301067557Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% fewer Medicare Part D claims than the average emergency medicine physician in 2024
202 Medicare Part D claims for 172 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen37 claims
- Sulfamethoxazole-Trimethoprim19 claims
- Cephalexin18 claims
- Tramadol Hcl13 claims
- Prednisone12 claims
- Doxycycline Hyclate11 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.
Jeffery James Nielsen among 3,083 emergency medicine physician records in Michigan
Jeffery James Nielsen, MD is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 23% of them.
- NPI issued2007 · 23% of these records are older, 67% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
182 emergency medicine physician records list a practice address in Saginaw
They are 182 of the 6,008 NPPES records with a practice address in Saginaw, and 3,083 emergency medicine physician records in Michigan.
All 3,083 in Michigan → Every provider in Saginaw → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Robert Calleja, MDSaginaw, MI 486011316521644
- Stephanie Duggan, MDSaginaw, MI 486011417083452
- Andrew Franklin, MDSaginaw, MI 486011023144433
- Brian Hartfelder, MDSaginaw, MI 486011598891558
- Anjanette Kemp, DOSaginaw, MI 486011477689461
- Steven McLean, MDSaginaw, MI 486011164558052
- Rita Mihaltan, DOSaginaw, MI 486011063095255
- George Moylan, DOSaginaw, MI 486011376679274
Common questions
What is Jeffery James Nielsen, MD's NPI number?
Jeffery James Nielsen, MD's National Provider Identifier (NPI) is 1528194461, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jeffery James Nielsen, MD located?
The NPPES record lists a practice address at 800 S Washington Ave, Saginaw, MI, 48601. Phone: (989) 793-7220. Providers update this record themselves, so call before visiting.
How can I verify Jeffery James Nielsen, MD's license?
NPPES lists Michigan license number 4301067557, 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 Jeffery James Nielsen, MD prescribe under Medicare Part D?
In 2024, Jeffery James Nielsen, MD had 202 Medicare Part D claims for 172 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.