1. Home
  2. Directory
  3. Georgia
  4. Marietta
  5. Specialist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMES FREDERICK 'RICK' HAMMESFAHR M.D.
NPI 1235187733
Specialist in Marietta, GA

Active since May 05, 2006PECOS Enrolled
1211 JOHNSON FERRY RD, MARIETTA, GA 30068(770) 565-0011(770) 565-9866 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About James Frederick 'rick' Hammesfahr M.d. NPPES

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

JAMES FREDERICK 'RICK' HAMMESFAHR M.D. (NPI 1235187733) is an individual specialist in Marietta, Georgia, licensed in Georgia (020113) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235187733
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameJAMES FREDERICK 'RICK' HAMMESFAHRCredential: M.D.
Location Address1211 JOHNSON FERRY RDMarietta, GA 30068-2722
Mailing Address1211 Johnson Ferry RdMarietta, GA 30068-2722 · (770) 565-0011 · Fax (770) 565-9866
Phone(770) 565-0011
Fax(770) 565-9866
Sole ProprietorNo
Enumeration DateMay 5, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1235187733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in GA · 020113
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1211 JOHNSON FERRY RD, Marietta, GA 30068
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

James Frederick 'rick' Hammesfahr M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CENTER FOR ORTHOPAEDIC AND SPORTS MEDICINE
Specialist
1211 JOHNSON FERRY RD
MARIETTA, GA 30068
Cobb County (770) 565-0011
CRAIG EVAN WEIL M.D.
Specialist
1211 JOHNSON FERRY RD
MARIETTA, GA 30068
Cobb County (770) 565-0011
ERIC SEAN STEENLAGE MD
Orthopaedic Surgery
1211 JOHNSON FERRY RD
MARIETTA, GA 30068
Cobb County (770) 565-0011

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 James Hammesfahr's NPI number?

The NPI number for James Hammesfahr is 1235187733. It was assigned to this individual provider in the NPPES registry on May 5, 2006.

Where is James Hammesfahr located?

James Hammesfahr practices at 1211 Johnson Ferry Rd, Marietta, GA 30068. The listed phone number is (770) 565-0011.

What is James Hammesfahr's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is James Hammesfahr enrolled in Medicare?

Yes. James Hammesfahr is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for James Hammesfahr was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.