Jeffrey Alan Sanfield, M.D.
Endocrinology, Diabetes & Metabolism Physician · Ypsilanti, MI
Jeffrey Alan Sanfield, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Ypsilanti, Michigan, and NPI 1336207653, issued on Dec 6, 2006. Check the license (Michigan 045032, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Jeffrey Alan Sanfield
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 045032 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5333 Mcauley Dr, Ypsilanti, MI 48197
- Phone
- (734) 434-4430
- Enumerated
- Dec 6, 2006
- Record last updated
- Jun 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (734) 434-7634
- Medicaid ID
- 1806808 MI
- Medicare enrollment
- Enrolled (PECOS I20091230000112); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1981
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 270 in Michigan → Look up another NPI →
Also registered at 5333 Mcauley Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Anastasios Alexiou, MDNeurology Physician1497707939
- Suma Amarnath, M.D.Endocrinology, Diabetes & Metabolism Physician1104001841
- Robert Arnold, M.D.Diagnostic Radiology Physician1801097761
Verify Jeffrey Alan Sanfield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 045032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,891 Medicare Part D claims for 298 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.
Most prescribed
- Levothyroxine Sodium458 claims
- Synthroid129 claims
- Armour Thyroid73 claims
- Methimazole62 claims
- Ozempic59 claims
- Mounjaro49 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.
Industry payments in 2024: $43.73
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Bills Medicare through one group practice
- Ann Arbor Endocrinology And Diabetes Associates, P.C.Ypsilanti, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Alan Sanfield among 270 endocrinology, diabetes & metabolism physician records in Michigan
Jeffrey Alan Sanfield, M.D. is one of 270 endocrinology, diabetes & metabolism 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 58% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1981 · median 2004 among the 195 with a school on file
- Record last updated2021 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Michigan
There are 270 endocrinology, diabetes & metabolism physician records in Michigan.
All 270 in Michigan → Every provider in Ypsilanti → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Souad Al-Bacha, MDYpsilanti, MI 481971215321401
- Radhwan AlrubayeYpsilanti, MI 481971598149833
- Suma Amarnath, M.D.Ypsilanti, MI 481971104001841
- Stanley Chen Cardenas, MDYpsilanti, MI 481971194163519
- Janefrances Chukwu, MDYpsilanti, MI 481971437106093
- Dhammi Jayathilaka, M.DYpsilanti, MI 481971861854440
- Anuradha Puttagunta, M.D.Ypsilanti, MI 481971689620296
- Mohammad Rauf, MDYpsilanti, MI 481971134582737
Common questions
What is Jeffrey Alan Sanfield, M.D.'s NPI number?
Jeffrey Alan Sanfield, M.D.'s National Provider Identifier (NPI) is 1336207653, issued on Dec 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Alan Sanfield, M.D. located?
The NPPES record lists a practice address at 5333 Mcauley Dr, Ypsilanti, MI, 48197. Phone: (734) 434-4430. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Alan Sanfield, M.D.'s license?
NPPES lists Michigan license number 045032, 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 Jeffrey Alan Sanfield, M.D. prescribe under Medicare Part D?
In 2024, Jeffrey Alan Sanfield, M.D. had 1,891 Medicare Part D claims for 298 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.