Zachary Mathias Napier, M.D.
Orthopaedic Surgery of the Spine Physician · Carmel, IN
Zachary Mathias Napier, M.D. is an orthopaedic surgery of the spine physician with a practice address in Carmel, Indiana, and NPI 1891145843, issued on Jun 20, 2016. Check the license (Indiana 01090729A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Zachary Mathias Napier
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery of the Spine Physician 207XS0117X
- License number
- 01090729A IN
Self-reported in NPPES; status is on the state search - Practice location
- 13225 N Meridian St, Carmel, IN 46032
- Phone
- (317) 228-7000
- Enumerated
- Jun 20, 2016
- Record last updated
- Apr 29, 2026
- Fax
- (317) 228-2321
- Medicare enrollment
- Enrolled (PECOS I20230526002429); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery of the spine physician records → All 50 in Indiana → Look up another NPI →
Also registered at 13225 N Meridian St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Ahmad, DNP-CNurse Practitioner1538628250
- Shahjehan Ahmad, MD, MPHNeurological Surgery Physician1841653219
- Benjamin Anderson, PA-CPhysician Assistant1184056624
- John Arbuckle, MDPain Medicine Physician1043292188
- Shalini Barkat, D.C.Chiropractor1255511317
- Barrett Boody, M.D.Orthopaedic Surgery of the Spine Physician1952663262
Verify Zachary Mathias Napier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01090729ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024
89 Medicare Part D claims for 27 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 33 claims were for opioids.
Most prescribed
- Gabapentin25 claims
- Methocarbamol23 claims
- Hydrocodone-Acetaminophen20 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.
Industry payments in 2024: $5,684.32
25 payments; by number, the most common kind was food and beverage; the largest payer was Alphatec Spine, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Indiana Spine Group, PCCarmel, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Zachary Mathias Napier among 50 orthopaedic surgery of the spine physician records in Indiana
Zachary Mathias Napier, M.D. is one of 50 orthopaedic surgery of the spine physician records with a practice address in Indiana. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 92% of them.
- NPI issued2016 · 92% of these records are older, 4% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2014 · median 2000 among the 40 with a school on file
- Record last updated2026 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery of the Spine Physician providers in Indiana
There are 50 orthopaedic surgery of the spine physician records in Indiana.
All 50 in Indiana → Every provider in Carmel → Orthopaedic Surgery of the Spine Physician nationwide →
The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes
- Barrett Boody, M.D.Carmel, IN 460321952663262
- James Hardacker, MDCarmel, IN 460321053335794
- Paul Kraemer, M.D.Carmel, IN 460321770535411
- Michael McCarthy, MDCarmel, IN 460321942628730
- Justin Miller, M.D.Carmel, IN 460321275791469
- Praveen Perni, MDCarmel, IN 460321437368479
- Stephen Ritter, MDCarmel, IN 460321912938721
- Rick Sasso, M.D.Carmel, IN 460321619072956
Common questions
What is Zachary Mathias Napier, M.D.'s NPI number?
Zachary Mathias Napier, M.D.'s National Provider Identifier (NPI) is 1891145843, issued on Jun 20, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Zachary Mathias Napier, M.D. located?
The NPPES record lists a practice address at 13225 N Meridian St, Carmel, IN, 46032. Phone: (317) 228-7000. Providers update this record themselves, so call before visiting.
How can I verify Zachary Mathias Napier, M.D.'s license?
NPPES lists Indiana license number 01090729A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Zachary Mathias Napier, M.D. prescribe under Medicare Part D?
In 2024, Zachary Mathias Napier, M.D. had 89 Medicare Part D claims for 27 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. 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.