Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHERINE ANN TRETTIN
NPI 1114668126
Dermatology in Jackson, MS

Active since April 05, 2022PECOS Enrolled
2500 N STATE ST, JACKSON, MS 39216(601) 984-1000 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Katherine Ann Trettin NPPES

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

KATHERINE ANN TRETTIN (NPI 1114668126) is an individual dermatology provider in Jackson, Mississippi, licensed in Louisiana (351182) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and maintains a secondary practice location in Shreveport.

NPPES Registry Identity

NPI1114668126
Entity TypeIndividualFemale
Primary Taxonomy207N00000X
Provider Legal NameKATHERINE ANN TRETTIN
Location Address2500 N STATE STJackson, MS 39216-4500
Mailing Address1541 Kings HwyShreveport, LA 71103-4228
Sole ProprietorNo
Enumeration DateApril 5, 2022
Last NPPES UpdateJune 30, 2026
NPPES CertifiedJune 30, 2026
NPI 1114668126 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in LA · 351182
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
Also ListedInternal MedicineTaxonomy 207R00000X · License 351182 (LA)
2500 N STATE ST, Jackson, MS 39216

Secondary Practice Location 1

Location 11541 Kings HwyShreveport, LA 71103-4228 · Phone (318) 626-0000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Katherine Ann Trettin 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39216 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$80.50 typical visit price
range $51.65 – $159.18
Typical copayment $20.12 (range $12.91 – $39.79)
Most-billed visit code 99203
Established Patient
$64.96 typical visit price
range $16.15 – $129.61
Typical copayment $16.24 (range $4.03 – $32.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
2500 N STATE ST
JACKSON, MS 39216
Anesthesiology
2500 N STATE ST
JACKSON, MS 39216
Anesthesiology
2500 N STATE ST
JACKSON, MS 39216
Obstetrics & Gynecology
2500 N STATE ST
JACKSON, MS 39216
Emergency Medicine
2500 N STATE ST
JACKSON, MS 39216
Dentist
2500 N STATE ST
JACKSON, MS 39216
Anesthesiology
2500 N STATE ST
JACKSON, MS 39216
Nurse Anesthetist, Certified Registered
2500 N STATE ST
JACKSON, MS 39216

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 Katherine Trettin's NPI number?

The NPI number for Katherine Trettin is 1114668126. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Katherine Trettin located?

Katherine Trettin practices at 2500 N State St, Jackson, MS 39216. The listed phone number is (601) 984-1000.

What is Katherine Trettin's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Katherine Trettin enrolled in Medicare?

Yes. Katherine Trettin is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Katherine Trettin was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.