NPPES file of Aug 9, 2026

Robert Aaron Lifferth, D.O.

Emergency Medicine Physician · Monroe, MI

Robert Aaron Lifferth, D.O. is an emergency medicine physician with a practice address in Monroe, Michigan, and NPI 1932529609, issued on Apr 22, 2014. Check the license (Michigan 5101021367, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932529609
Name
Robert Aaron Lifferth
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
5101021367 MI
Self-reported in NPPES; status is on the state search
Practice location
718 N Macomb St, Monroe, MI 48162
Phone
(734) 240-1991
Enumerated
Apr 22, 2014
Record last updated
Nov 10, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(734) 240-1997
Medicaid ID
1932529609 MI
Medicare enrollment
Enrolled (PECOS I20180614001197); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 718 N Macomb St

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

  1. Farah Ahmed, DOFamily Medicine Physician1346734050
  2. Evan Al-Bazi, DOEmergency Medicine Physician1508386103
  3. Nadia Allen, CPNPPediatric Nurse Practitioner1326478447
  4. Justin Andes, D.O.Emergency Medicine Physician1861874125
  5. Zachary Armstrong, MDEmergency Medicine Physician1396475976
  6. Kaitlin AssaadAmbulatory Care Pharmacist1053092684

Verify Robert Aaron Lifferth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101021367
    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.

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29% fewer Medicare Part D claims than the average emergency medicine physician in 2024

161 Medicare Part D claims for 132 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Robert Lifferth161
  2. Specialty average226

Most prescribed

  1. Cephalexin30 claims
  2. Amoxicillin-Clavulanate Potass18 claims
  3. Azithromycin14 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.

Bills Medicare through one group practice

  1. Fremont Emergency Services Scherr LtdLas Vegas, NV

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Robert Aaron Lifferth among 3,083 emergency medicine physician records in Michigan

Robert Aaron Lifferth, D.O. 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 2014, is newer than 55% of them.

  • NPI issued2014 · 55% of these records are older, 41% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2014 · median 2013 among the 1,931 with a school on file
  • Record last updated2017 · 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).

40 emergency medicine physician records list a practice address in Monroe

They are 40 of the 1,305 NPPES records with a practice address in Monroe, and 3,083 emergency medicine physician records in Michigan.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Justin Andes, D.O.Monroe, MI 481621861874125
  2. Michael Chen, DOMonroe, MI 481621184729683
  3. Daniel Heinen, D.O.Monroe, MI 481621619062163
  4. Zenzile Johnson-Mendoza, D.O.Monroe, MI 481621598891863
  5. Solomon Knicely, DOMonroe, MI 481621528089679
  6. David Kraus, D.O.Monroe, MI 481621407834708
  7. Brett May, D.O.Monroe, MI 481621457886293
  8. Gia-Hau Nguyen, D.O.Monroe, MI 481621013367523

Common questions

What is Robert Aaron Lifferth, D.O.'s NPI number?

Robert Aaron Lifferth, D.O.'s National Provider Identifier (NPI) is 1932529609, issued on Apr 22, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Robert Aaron Lifferth, D.O. located?

The NPPES record lists a practice address at 718 N Macomb St, Monroe, MI, 48162. Phone: (734) 240-1991. Providers update this record themselves, so call before visiting.

How can I verify Robert Aaron Lifferth, D.O.'s license?

NPPES lists Michigan license number 5101021367, 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 Robert Aaron Lifferth, D.O. prescribe under Medicare Part D?

In 2024, Robert Aaron Lifferth, D.O. had 161 Medicare Part D claims for 132 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.