DR. ZACHARY MATHIAS NAPIER M.D.
NPI 1891145843
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Carmel, IN

Active since June 20, 2016PECOS EnrolledAccepts Medicare Assignment
13225 N MERIDIAN ST, CARMEL, IN 46032(317) 228-7000(317) 228-2321 Get Directions Write a Review

NPPES record last updated: April 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 29, 2026, May 8, 2025, Oct 2, 2024 and 3 more (6 updates tracked since 2016).

About Dr. Zachary Mathias Napier M.d. NPPES

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

DR. ZACHARY MATHIAS NAPIER M.D. (NPI 1891145843) is an individual orthopaedic surgery of the spine provider in Carmel, Indiana, licensed in Indiana (01090729A) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent Hospital, and is a graduate of George Washington University School Of Medicine (2014).

NPPES Registry Identity

NPI1891145843
Entity TypeIndividualMale
Primary Taxonomy207XS0117X
Provider Legal NameDR. ZACHARY MATHIAS NAPIERCredential: M.D.
Location Address13225 N MERIDIAN STCarmel, IN 46032-5480
Mailing Address13225 N Meridian StCarmel, IN 46032-5480 · (317) 228-7000 · Fax (317) 228-2321
Fax(317) 228-2321
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2014
Enumeration DateJune 20, 2016
Last NPPES UpdateApril 29, 20266 updates tracked since enumeration
NPPES CertifiedApril 29, 2026
NPI 1891145843 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic Surgery · Orthopaedic Surgery of the SpineAllopathic & Osteopathic Physicians
Taxonomy Code207XS0117X
License Licensed in IN · 01090729A
Definition
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 01090729A (IN)
13225 N MERIDIAN ST, Carmel, IN 46032

Accepted Insurance

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. Zachary Mathias Napier M.d. 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 ID5092008037
PECOS Enrollment IDI20230526002429
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.

Areas of Expertise CMS Part B claims 16

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
114 services114 patients
X-ray of lower and sacral spine, 2-3 views 72100
An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.
109 services86 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
71 services54 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
55 services39 patients
Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853
Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.
50 services31 patients
Fusion of additional segment of spine 22614
Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.
44 services15 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension St Vincent Hospital

Acute Care Hospitals · Indianapolis, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150084
Location2001 W 86th StIndianapolis, IN 46260 · Marion County
Emergency services Birthing friendly

Franciscan Health Lafayette

Acute Care Hospitals · Lafayette, IN
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150109
Location1701 S Creasy LnLafayette, IN 47905 · Tippecanoe County
Emergency services Birthing friendly

Franciscan Health Indianapolis

Acute Care Hospitals · Indianapolis, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150162
Location8111 S Emerson AveIndianapolis, IN 46237 · Marion County
Emergency services Birthing friendly

Franciscan Health Orthopedic Hospital Carmel

Acute Care Hospitals · Carmel, IN
OwnershipVoluntary non-profit - Church
CMS Certification Number150193
Location10777 Illinois StreetCarmel, IN 46032 · Hamilton County

Indiana University Health White Memorial Hospital

Critical Access Hospitals · Monticello, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number151312
Location720 South Sixth StMonticello, IN 47960 · White County
Emergency services

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.

Physical Therapist (Orthopedic)
13225 N MERIDIAN ST
CARMEL, IN 46032
Nurse Practitioner (Acute Care)
13225 N MERIDIAN ST
CARMEL, IN 46032
Orthopaedic Surgery
13225 N MERIDIAN ST
CARMEL, IN 46032
Neurological Surgery
13225 N MERIDIAN ST
CARMEL, IN 46032
Pain Medicine (Pain Medicine)
13225 N MERIDIAN ST
CARMEL, IN 46032
Orthopaedic Surgery
13225 N MERIDIAN ST
CARMEL, IN 46032
Pain Medicine (Pain Medicine)
13225 N MERIDIAN ST
CARMEL, IN 46032
Chiropractor
13225 N MERIDIAN ST
CARMEL, IN 46032

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 Zachary Napier's NPI number?

The NPI number for Zachary Napier is 1891145843. It was assigned to this individual provider in the NPPES registry on June 20, 2016.

Where is Zachary Napier located?

Zachary Napier practices at 13225 N Meridian St, Carmel, IN 46032. The listed phone number is (317) 228-7000.

What is Zachary Napier's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.

Is Zachary Napier enrolled in Medicare?

Yes. Zachary Napier 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.

What insurance does Zachary Napier accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Zachary Napier 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 Zachary Napier affiliated with any hospitals?

According to CMS data, Zachary Napier is affiliated with Ascension St Vincent Hospital, Franciscan Health Lafayette, Franciscan Health Indianapolis, Franciscan Health Orthopedic Hospital Carmel and Indiana University Health White Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Zachary Napier was last updated on April 29, 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.