JOHN C GROTBERG MD
NPI 1659865079
Internal Medicine - Pulmonary Disease in Indianapolis, IN
About John C Grotberg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN C GROTBERG MD (NPI 1659865079) is an individual pulmonary disease provider in Indianapolis, Indiana, licensed in Indiana (01093052A) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Other Identifiers 1
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
John C Grotberg 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.
Areas of Expertise CMS Part B claims
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Indiana University Health
Acute Care Hospitals · Indianapolis, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46202 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 John Grotberg's NPI number?
The NPI number for John Grotberg is 1659865079. It was assigned to this individual provider in the NPPES registry on June 19, 2018.
Where is John Grotberg located?
John Grotberg practices at 1701 Senate Blvd, Indianapolis, IN 46202. The listed phone number is (317) 962-5820.
What is John Grotberg's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is John Grotberg enrolled in Medicare?
Yes. John Grotberg 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 John Grotberg accept?
Health plans from CareSource list John Grotberg 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 John Grotberg affiliated with any hospitals?
According to CMS data, John Grotberg is affiliated with Indiana University Health.
When was this NPI record last updated?
The NPPES record for John Grotberg was last updated on March 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# John C Grotberg, MD · NPI 1659865079
Pulmonary Disease physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since June 19, 2018.
## Identity
- **NPI:** 1659865079 (Entity type: Individual)
- **Enumerated:** June 19, 2018
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 01093052A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1701 SENATE BLVD, Indianapolis, IN 46202-1239
- **Phone:** (317) 962-5820 · **Fax:** (317) 962-3916
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** March 12, 2025
- **Other identifiers:** Medicaid 300089550 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1659865079) · Data from the CMS NPPES public registry.