ANDREW CHARLES MACMILLAN D.O.
NPI 1245625979
Internal Medicine - Pulmonary Disease in Columbus, OH
About Andrew Charles Macmillan D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW CHARLES MACMILLAN D.O. (NPI 1245625979) is an individual pulmonary disease provider in Columbus, Ohio, licensed in Ohio (34.012840) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, is affiliated with Riverside Methodist Hospital, and is a graduate of Ohio State University College Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Andrew Charles Macmillan D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Andrew Macmillan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbus, OH 43214
- Reassigned Medicare billing, Ohio enrollment
- 3,314 clinicians in this Medicare group
Marion, OH 43302
- Reassigned Medicare billing, Ohio enrollment
- 423 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Riverside Methodist Hospital
Acute Care Hospitals · Columbus, OHDublin Methodist Hospital
Acute Care Hospitals · Dublin, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43214 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
COLUMBUS, OH 43214
COLUMBUS, OH 43214
COLUMBUS, OH 43214
COLUMBUS, OH 43214
COLUMBUS, OH 43214
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 Andrew Macmillan's NPI number?
The NPI number for Andrew Macmillan is 1245625979. It was assigned to this individual provider in the NPPES registry on March 31, 2015.
Where is Andrew Macmillan located?
Andrew Macmillan practices at 3535 Olentangy River Rd, Columbus, OH 43214. The listed phone number is (614) 566-4691.
What is Andrew Macmillan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Andrew Macmillan enrolled in Medicare?
Yes. Andrew Macmillan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Andrew Macmillan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Macmillan reassigns Medicare benefits to 2 organizations: Ohiohealth Corporation (Columbus, OH) and Marion Area Physicians LLC (Marion, OH). Each 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 Andrew Macmillan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Macmillan accept?
Health plans from Anthem Blue Cross and Blue Shield, MedMutual and Molina Healthcare list Andrew Macmillan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Andrew Macmillan affiliated with any hospitals?
According to CMS data, Andrew Macmillan is affiliated with Riverside Methodist Hospital and Dublin Methodist Hospital.
When was this NPI record last updated?
The NPPES record for Andrew Macmillan was last updated on October 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.
# Andrew Charles Macmillan, D.O. · NPI 1245625979
Pulmonary Disease physician in Columbus, Ohio. Individual provider, active in the CMS NPPES registry since March 31, 2015.
## Identity
- **NPI:** 1245625979 (Entity type: Individual)
- **Enumerated:** March 31, 2015
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 34.012840 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3535 OLENTANGY RIVER RD, Columbus, OH 43214-3908
- **Phone:** (614) 566-4691
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Ohiohealth Corporation (NPI 1578545273, Columbus, OH); Marion Area Physicians LLC (NPI 1619230802, Marion, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 2015
## Record status
- **NPPES last updated:** October 24, 2024
- **Other identifiers:** Medicaid 0241008 (OH)
---
Source: [NPI Profile](https://npiprofile.com/npi/1245625979) · Data from the CMS NPPES public registry.