DR. MICHAEL B MILLIS MD
NPI 1528096047
Orthopaedic Surgery in Boston, MA

Active since June 30, 2006PECOS EnrolledAccepts Medicare Assignment
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6021(617) 730-0147 Get Directions Write a Review

NPPES record last updated: October 10, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Michael B Millis Md NPPES

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

DR. MICHAEL B MILLIS MD (NPI 1528096047) is an individual orthopaedic surgery provider in Boston, Massachusetts, licensed in Massachusetts (36894) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1970).

NPPES Registry Identity

NPI1528096047
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. MICHAEL B MILLISCredential: MD
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address300 Longwood Avenue, Children's Hospital, Hunnewell 213Boston, MA 02115 · (617) 355-6773 · Fax (617) 730-0147
Fax(617) 730-0147
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 1970
Enumeration DateJune 30, 2006
Last NPPES UpdateOctober 10, 2012
NPI 1528096047 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in MA · 36894
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Also ListedOrthopaedic Surgery · Pediatric Orthopaedic SurgeryTaxonomy 207XP3100X · License 36894 (MA)
300 LONGWOOD AVE, Boston, MA 02115

Other Identifiers 3

Medicare UPINB76731
Medicare ID-Type UnspecifiedM09636
Medicaid2059231MA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Michael B Millis Md 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.

PECOS PAC ID5294777439
PECOS Enrollment IDI20050526000911
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115

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 Michael Millis's NPI number?

The NPI number for Michael Millis is 1528096047. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is Michael Millis located?

Michael Millis practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6021.

What is Michael Millis's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Michael Millis enrolled in Medicare?

Yes. Michael Millis 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.

When was this NPI record last updated?

The NPPES record for Michael Millis was last updated on October 10, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.