Katherine Lindsey Marks Hartigan, PHD., CCC-SLP
Speech-Language Pathologist · Atlanta, GA
Katherine Lindsey Marks Hartigan, PHD., CCC-SLP is a speech-language pathologist with a practice address in Atlanta, Georgia, and NPI 1366993487, issued on Oct 24, 2016. Check the license (Georgia SLP013167, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Lindsey Marks Hartigan
- Credential
- PHD., CCC-SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License numbers
- SLP013167 GA
76553 MA
7101004948 MI
Self-reported in NPPES; status is on the state search - Practice location
- 550 Peachtree St NE FL 9, Atlanta, GA 30308
- Phone
- (404) 778-3381
- Enumerated
- Oct 24, 2016
- Record last updated
- Nov 21, 2024
- Fax
- (586) 779-0031
- Medicare enrollment
- Enrolled (PECOS I20250111000049); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 4,744 in Georgia → Look up another NPI →
Also registered at 550 Peachtree St NE FL 9
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Lindsey Marks Hartigan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license SLP013167Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- The Emory Clinic IncAtlanta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Lindsey Marks Hartigan among 4,744 speech-language pathologist records in Georgia
Katherine Lindsey Marks Hartigan, PHD., CCC-SLP is one of 4,744 speech-language pathologist records with a practice address in Georgia. 3% 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 51% of them.
- NPI issued2016 · 51% of these records are older, 46% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 4% of these records are
- Graduated2015 · median 2015 among the 198 with a school on file
- Record last updated2024 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
518 speech-language pathologist records list a practice address in Atlanta
They are 518 of the 31,476 NPPES records with a practice address in Atlanta, and 4,744 speech-language pathologist records in Georgia.
All 4,744 in Georgia → Every provider in Atlanta → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Linda Elliot, MS, CCC/SLPAtlanta, GA 303081205110640
- Chiquita Franklin Smith, MS CCC-SLPAtlanta, GA 303081457639171
- Amanda Gillespie, PHD, CCC-SLPAtlanta, GA 303081619037488
- Marina Gilman, M.M., M.A. CCC-SLPAtlanta, GA 303081730318734
- Nilka GordonAtlanta, GA 303081487067468
- Suzanne Gresle, PH.D., CCC-SLPAtlanta, GA 303081205065232
- Meryl KaufmanAtlanta, GA 303081659484228
- Carla Lynes, M.S.Atlanta, GA 303081245442219
Common questions
What is Katherine Lindsey Marks Hartigan, PHD., CCC-SLP's NPI number?
Katherine Lindsey Marks Hartigan, PHD., CCC-SLP's National Provider Identifier (NPI) is 1366993487, issued on Oct 24, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Lindsey Marks Hartigan, PHD., CCC-SLP located?
The NPPES record lists a practice address at 550 Peachtree St NE FL 9, Atlanta, GA, 30308. Phone: (404) 778-3381. Providers update this record themselves, so call before visiting.
How can I verify Katherine Lindsey Marks Hartigan, PHD., CCC-SLP's license?
NPPES lists Georgia license number SLP013167, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity 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.