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DR. MACKLIN ILIFF DO
NPI 1619672748
Student in an Organized Health Care Education/Training Program in Roseville, CA

Active since March 30, 2023PECOS Enrolled
1 MEDICAL PLAZA DR, ROSEVILLE, CA 95661(916) 781-1000 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 8, 2026, Mar 30, 2023 (2 updates tracked since 2023).

About Dr. Macklin Iliff Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MACKLIN ILIFF DO (NPI 1619672748) is an individual student in an organized health care education/training program in Roseville, California and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Rocky Vista University College Of Osteopathic Med (2023).

NPPES Registry Identity

NPI1619672748
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. MACKLIN ILIFFCredential: DO
Location Address1 MEDICAL PLAZA DRRoseville, CA 95661-3037
Mailing Address1 Medical Plaza DrRoseville, CA 95661-3037
Phone(916) 781-1000
Sole ProprietorNo
Medical School CMSRocky Vista University College Of Osteopathic MedGraduated 2023
Enumeration DateMarch 30, 2023
Last NPPES UpdateJuly 8, 20262 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1619672748 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 20A24213 (CA)
1 MEDICAL PLAZA DR, Roseville, CA 95661
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Macklin Iliff Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8325503030
PECOS Enrollment IDI20260723001468
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Macklin Iliff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cep America - California
Same address
Emergency Medicine
1 MEDICAL PLAZA DR
Roseville, CA 95661
  • Reassigned Medicare billing, California enrollment
  • 2,323 clinicians in this Medicare group
NPI 1346265154 (916) 781-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

IQBAL SINGH GREWAL MD
Student in an Organized Health Care Education/Training Program
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1000
MICHELLE LYNNE STONE
Student in an Organized Health Care Education/Training Program
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 292-0294
PREYA S SHETH
Emergency Medicine
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1000
CHAN MI SUNG FNP-BC
Nurse Practitioner (Family)
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1000
ARIANNA GREGG
Student in an Organized Health Care Education/Training Program
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 292-0294
KIMBERLY S. NEWLIN NP
Nurse Practitioner
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1670
NAVEEN REDDY MD
Internal Medicine
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1000
SARA MASHAYEKAN MD
Student in an Organized Health Care Education/Training Program
1 MEDICAL PLAZA DR
ROSEVILLE, CA 95661
Placer County (916) 781-1000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Macklin Iliff's NPI number?

The NPI number for Macklin Iliff is 1619672748. It was assigned to this individual provider in the NPPES registry on March 30, 2023.

Where is Macklin Iliff located?

Macklin Iliff practices at 1 Medical Plaza Dr, Roseville, CA 95661. The listed phone number is (916) 781-1000.

What is Macklin Iliff's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Macklin Iliff enrolled in Medicare?

Yes. Macklin Iliff is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Macklin Iliff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Macklin Iliff reassigns Medicare benefits to Cep America - California (Roseville, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Macklin Iliff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Macklin Iliff was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.