JOHN G PORTER M.D.
NPI 1114962156
Pain Medicine - Interventional Pain Medicine in Marietta, GA
About John G Porter M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN G PORTER M.D. (NPI 1114962156) is an individual interventional pain medicine provider in Marietta, Georgia, licensed in Georgia (026620) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John G Porter M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Porter reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sandy Springs, GA 30328
- Reassigned Medicare billing, Georgia enrollment
- 15 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30060 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.
MARIETTA, GA 30060
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 Porter's NPI number?
The NPI number for John Porter is 1114962156. It was assigned to this individual provider in the NPPES registry on June 16, 2006.
Where is John Porter located?
John Porter practices at 790 Church St NE Suite 550, Marietta, GA 30060. The listed phone number is (770) 419-9902.
What is John Porter's specialty?
The primary specialty registered for this NPI is Pain Medicine, specializing in Interventional Pain Medicine, with taxonomy code 208VP0014X.
Is John Porter enrolled in Medicare?
Yes. John Porter is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Porter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Porter reassigns Medicare benefits to Physicians Spine And Rehab Specialists Of Ga (Sandy Springs, GA). 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 John Porter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Porter was last updated on January 12, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# John G Porter, M.D. · NPI 1114962156
Interventional Pain Medicine physician in Marietta, Georgia. Individual provider, active in the CMS NPPES registry since June 16, 2006.
## Identity
- **NPI:** 1114962156 (Entity type: Individual)
- **Enumerated:** June 16, 2006
- **Primary specialty:** Pain Medicine - Interventional Pain Medicine · taxonomy 208VP0014X
- **State license:** 026620 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 790 CHURCH ST NE, SUITE 550, Marietta, GA 30060-7282
- **Phone:** (770) 419-9902 · **Fax:** (770) 419-7457
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Physicians Spine And Rehab Specialists Of Ga (NPI 1710946322, Sandy Springs, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 12, 2011
- **Other identifiers:** Medicare PIN 050044293 (GA); Other 2147453 (GA); Medicare PIN 05BDFBC (GA); and 2 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1114962156) · Data from the CMS NPPES public registry.