JON GREGORY THOMASON JR.
NPI 1225441645
Pathology - Anatomic Pathology & Clinical Pathology in Lenexa, KS

Q: What is Jon Thomason's NPI number?

The NPI number for Jon Thomason is 1225441645. It was assigned to this individual provider in the NPPES registry on June 3, 2014.

Q: What is Jon Thomason's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Q: When was this NPI record last updated?

The NPPES record for Jon Thomason was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.

Active since June 03, 2014PECOS EnrolledAccepts Medicare Assignment

9705 LENEXA DR, LENEXA, KS 66215(913) 396-8509(913) 318-8378 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 13, 2026, Aug 28, 2018 (2 updates tracked since 2018).

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About Jon Gregory Thomason Jr. NPPES

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

JON GREGORY THOMASON JR. (NPI 1225441645) is an individual anatomic pathology & clinical pathology provider in Lenexa, Kansas, licensed in Kansas (04-43242) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Lmh, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2014).

NPPES Registry Identity

NPI1225441645

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameJON GREGORY THOMASON JR.

Location Address9705 LENEXA DRLenexa, KS 66215-1345

Mailing Address9705 Lenexa DrLenexa, KS 66215-1345 · (913) 396-8509 · Fax (913) 318-8378

Phone(913) 396-8509

Fax(913) 318-8378

Sole ProprietorNo

Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 2014

Enumeration DateJune 3, 2014

Last NPPES UpdateMay 13, 20262 updates tracked since enumeration

NPPES CertifiedMay 13, 2026

✔ NPI 1225441645 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

Licenses✔ Licensed in KS · 04-43242✔ Licensed in MO · 2020008339

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

9705 LENEXA DR, Lenexa, KS 66215

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Other Identifiers 3

Medicaid200084231MO

Medicaid201257760AOK

Medicaid30004706660001KS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas City, Blue Cross and Blue Shield of Kansas, Inc., Medica and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jon Gregory Thomason Jr. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779701354

PECOS Enrollment IDI20200916001263, I20200916001537

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.

Areas of Expertise CMS Part B claims 21

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

950 services476 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

350 services78 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

223 services197 patients

Pathology examination of tissue using a microscope, moderately high complexity 88307

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

206 services129 patients

Microscopic genetic analysis of tissue, computer-assisted technology, initial procedure, each multiplex procedure 88374

This procedure involves analyzing tissue at a genetic level using a microscope and advanced computer technology. The initial process involves the collection and preparation of tissue samples. Each multiplex procedure refers to the simultaneous testing of multiple genetic markers to identify abnormalities.

166 services46 patients

Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure 88377

Microscopic genetic analysis of tissue is a detailed lab process that examines your cells' genetic material. If more than one stain procedure is needed, it's termed an 'additional multiplex stain procedure'. This helps to highlight different components within your cells, aiding in accurate diagnosis and treatment planning.

132 services41 patients

Microscopic genetic analysis of tumor, manual 88360

Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.

130 services57 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

97 services60 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

76 services72 patients

Pathology examination of specimen during surgery, first tissue block 88331

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

64 services40 patients

Molecular pathology procedure; physician interpretation and report G0452

A molecular pathology procedure involves analyzing your body's cells at a molecular level to identify any abnormalities. This can help detect diseases early. A physician will interpret the results and provide a detailed report, explaining the findings clearly.

42 services42 patients

Molecular pathology procedure; physician interpretation and report G0452

41 services40 patients

Pathology examination of tissue using a microscope, high complexity 88309

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

39 services33 patients

Preparation of specimen, manual 88381

The preparation of a specimen manually is a procedure where a sample from your body is collected by a healthcare professional. This could be blood, urine, or tissue. The sample is then prepared in a lab for further analysis to help diagnose or monitor your health condition.

36 services23 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

34 services15 patients

Preparation of specimen, manual 88381

34 services34 patients

Preparation of tissue for examination by removing any calcium present 88311

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

24 services18 patients

Gene analysis (epidermal growth factor receptor), common variants 81235

Gene analysis of the epidermal growth factor receptor (EGFR) identifies common variants in this particular gene. This test helps in understanding your body's response to certain medications. It aids in personalized treatment planning, ensuring the most effective care.

18 services17 patients

Gene analysis (v-raf murine sarcoma viral oncogene homolog b1) 81210

Gene analysis of v-raf murine sarcoma viral oncogene homolog b1 (BRAF) is a test that examines your DNA to identify changes or mutations in the BRAF gene. This information can help in diagnosing and treating certain diseases, including some types of cancer.

15 services15 patients

Cell examination of urine, manual 88120

A cell examination of urine, manually done, is a lab test where your urine is studied under a microscope. This helps identify any abnormal cells or substances in your urine, like bacteria or crystals, that could indicate health issues. It's a simple, non-invasive procedure.

13 services13 patients

Gene analysis (v-ki-ras2 kirsten rat sarcoma viral oncogene) variants in codons 12 and 13 81275

Gene analysis for v-ki-ras2 kirsten rat sarcoma viral oncogene variants in codons 12 and 13 is a test to identify specific changes in your genes. These changes could potentially indicate a higher risk for certain types of cancer.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Lmh

Acute Care Hospitals · Lawrence, KS

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number170137

Location325 Maine StreetLawrence, KS 66044 · Douglas County

Emergency services Birthing friendly

Saint Luke's South Hospital

Acute Care Hospitals · Overland Park, KS

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number170185

Location12300 Metcalf AvenueOverland Park, KS 66213 · Johnson County

Emergency services

Saint Lukes North Hospital

Acute Care Hospitals · Kansas City, MO

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260062

Location5830 N W Barry RoadKansas City, MO 64154 · Platte County

Emergency services Birthing friendly

St Lukes Hospital Of Kansas City

Acute Care Hospitals · Kansas City, MO

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260138

Location4401 Wornall RoadKansas City, MO 64111 · Jackson County

Emergency services Birthing friendly

Saint Luke's East Hospital

Acute Care Hospitals · Lees Summit, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260216

Location100 N E Saint Luke's BoulevardLees Summit, MO 64086 · Jackson County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 66215 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

$122.41 typical visit price

range $53.00 – $161.67

Typical copayment $30.60 (range $13.25 – $40.41)

Most-billed visit code 99204

Established Patient

$94.12 typical visit price

range $16.88 – $132.11

Typical copayment $23.53 (range $4.22 – $33.02)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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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.

JASON SCOTT LAWRENCE HOLLY MD

Pathology (Anatomic Pathology & Clinical Pathology)