NPPES file of Aug 9, 2026

Cynthia Windham Karlson, PH.D.

Clinical Psychologist · Jackson, MS

Cynthia Windham Karlson, PH.D. is a clinical psychologist with a practice address in Jackson, Mississippi, and NPI 1841636966, issued on May 15, 2013. Check the license (Mississippi 52916, as entered in NPPES) with the Mississippi board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841636966
Name
Cynthia Windham Karlson
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
52916 MS
Self-reported in NPPES; status is on the state search
Practice location
2500 N State St, Jackson, MS 39216
Phone
(601) 984-5855
Enumerated
May 15, 2013
Record last updated
Sep 7, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid ID
01506399 MS
Medicare enrollment
Enrolled (PECOS I20130816000058); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2500 N State St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Noah Abbas, M.D.Emergency Medicine Physician1982991246
  2. Syed Abbas, MDAnatomic Pathology & Clinical Pathology Physician1407378961
  3. Rania AbdoStudent in an Organized Health Care Education/Training Program1255168787
  4. John AbernathyInternal Medicine Physician1700670650
  5. Jordan Abney, MDEmergency Medicine Physician1275238214
  6. Hassan Abou AdmaStudent in an Organized Health Care Education/Training Program1811826688

Verify Cynthia Windham Karlson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
    Search for license 52916
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Mississippi license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 69.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score56.1
  2. Costout of 100 · 30%48.3
  3. Promoting interoperabilityout of 100 · 25%83.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. State OF Mississippi-University OF Mississippi Medical CenterJackson, MS

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Clinical Psychologist providers in Mississippi

There are 165 clinical psychologist records in Mississippi.

Other clinical psychologist records in Mississippi

  1. John Allin, PH.D.Jackson, MS1942374863
  2. Edward Anderson, PHDHattiesburg, MS1972546075
  3. Randolph ArnauHattiesburg, MS1255076097
  4. John Askew, PH.D.Florence, MS1770834152
  5. Rachel Bacigalupi, PHDBiloxi, MS1326511148
  6. Brandy Baczwaski, M.A.Oxford, MS1023450095
  7. Mary Bailey, PH.D.Jackson, MS1285899930
  8. Gerald Barrilleaux, PHDGulfport, MS1548285828
  9. Jeffry Bethay, PH.D.Oxford, MS1356591705
  10. Nadia Bethley, PH.D.Greenville, MS1649759309

Common questions

What is Cynthia Windham Karlson, PH.D.'s NPI number?

Cynthia Windham Karlson, PH.D.'s National Provider Identifier (NPI) is 1841636966, issued on May 15, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia Windham Karlson, PH.D. located?

The NPPES record lists a practice address at 2500 N State St, Jackson, MS, 39216. Phone: (601) 984-5855. Providers update this record themselves, so call before visiting.

How can I verify Cynthia Windham Karlson, PH.D.'s license?

NPPES lists Mississippi license number 52916, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.

What is Cynthia Windham Karlson, PH.D.'s MIPS final score?

The 2023 MIPS final score is 69.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.