ERIK B GERLACH MD
NPI 1447719422
Orthopaedic Surgery in Carmel, IN
About Erik B Gerlach Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIK B GERLACH MD (NPI 1447719422) is an individual orthopaedic surgery provider in Carmel, Indiana, licensed in Indiana (01096169A) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Johnson Memorial Hospital, and is a graduate of University Of Florida College Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses 2
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
Erik B Gerlach 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.
Medicare Billing Reassignment
Medicare enrollment records show Erik Gerlach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Carmel, IN 46032
- Reassigned Medicare billing, Indiana enrollment
- 45 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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johnson Memorial Hospital
Acute Care Hospitals · Franklin, INAscension St Vincent Hospital
Acute Care Hospitals · Indianapolis, INCommunity Hospital South, Inc.
Acute Care Hospitals · Indianapolis, INFranciscan Health Indianapolis
Acute Care Hospitals · Indianapolis, INAscension St Vincent Fishers
Acute Care Hospitals · Fishers, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Erik Gerlach's NPI number?
The NPI number for Erik Gerlach is 1447719422. It was assigned to this individual provider in the NPPES registry on March 18, 2019.
Where is Erik Gerlach located?
Erik Gerlach practices at 13225 N Meridian St, Carmel, IN 46032. The listed phone number is (317) 893-1250.
What is Erik Gerlach's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Erik Gerlach enrolled in Medicare?
Yes. Erik Gerlach 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 organization bills Medicare for Erik Gerlach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erik Gerlach reassigns Medicare benefits to Indiana Spine Group, PC (Carmel, IN). 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 Erik Gerlach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Erik Gerlach accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Erik Gerlach 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 Erik Gerlach affiliated with any hospitals?
According to CMS data, Erik Gerlach is affiliated with Johnson Memorial Hospital, Ascension St Vincent Hospital, Community Hospital South, Inc., Franciscan Health Indianapolis and Ascension St Vincent Fishers.
When was this NPI record last updated?
The NPPES record for Erik Gerlach was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Erik B Gerlach, MD · NPI 1447719422
Orthopaedic Surgery physician in Carmel, Indiana. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1447719422 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 01096169A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 13225 N MERIDIAN ST, Carmel, IN 46032-5480
- **Phone:** (317) 893-1250 · **Fax:** (317) 893-1224
## 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:** Indiana Spine Group, PC (NPI 1609960046, Carmel, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Florida College Of Medicine, class of 2019
## Record status
- **NPPES last updated:** April 22, 2026
- **Other identifiers:** Medicaid 300110252 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1447719422) · Data from the CMS NPPES public registry.