DIANA L. THOMAS MD, PHD
NPI 1215392618
Pathology - Anatomic Pathology in Columbus, OH

Active since December 29, 2015PECOS Enrolled
333 W 10TH AVE, COLUMBUS, OH 43210(614) 293-8881(614) 293-5849 Get Directions Write a Review

NPPES record last updated: August 28, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 28, 2018, Dec 29, 2015 (2 updates tracked since 2015).

About Diana L. Thomas Md, Phd NPPES

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

DIANA L. THOMAS MD, PHD (NPI 1215392618) is an individual anatomic pathology provider in Columbus, Ohio, licensed in Ohio (35134312) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1215392618
Entity TypeIndividualFemale
Primary Taxonomy207ZP0101X
Provider Legal NameDIANA L. THOMASCredential: MD, PHD
Location Address333 W 10TH AVEColumbus, OH 43210
Mailing Address700 Ackerman Rd Ste 570Columbus, OH 43202-1579 · (614) 293-8375 · Fax (614) 293-5849
Fax(614) 293-5849
Sole ProprietorNo
Enumeration DateDecember 29, 2015
Last NPPES UpdateAugust 28, 20182 updates tracked since enumeration
✔ NPI 1215392618 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
Licenses✔ Licensed in OH · 35134312✔ Licensed in PA · MT204116
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.
333 W 10TH AVE, Columbus, OH 43210

Other Identifiers 1

Medicaid0302209OH

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana L. Thomas Md, Phd 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.

Medicare Billing Reassignment

Medicare enrollment records show Diana Thomas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinical Medical Laboratory
700 CHILDRENS DR
Columbus, OH 43205
  • Reassigned Medicare billing, Ohio enrollment
  • 30 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43210 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
$126.12 typical visit price
range $54.34 – $166.65
Typical copayment $31.53 (range $13.58 – $41.66)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

Other Providers at the Same Location NPPES 10

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

Pathology (Anatomic Pathology & Clinical Pathology)
333 W 10TH AVE
COLUMBUS, OH 43210
Pathology (Anatomic Pathology & Clinical Pathology)
333 W 10TH AVE
COLUMBUS, OH 43210
Registered Nurse (Critical Care Medicine)
333 W 10TH AVE
COLUMBUS, OH 43210
Counselor (Addiction (Substance Use Disorder))
333 W 10TH AVE
COLUMBUS, OH 43210
Pathology (Anatomic Pathology)
333 W 10TH AVE
COLUMBUS, OH 43210
Pathology (Anatomic Pathology & Clinical Pathology)
333 W 10TH AVE
COLUMBUS, OH 43210
Pathology (Anatomic Pathology & Clinical Pathology)
333 W 10TH AVE
COLUMBUS, OH 43210
Pathology (Anatomic Pathology & Clinical Pathology)
333 W 10TH AVE, 4162 GRAVES HALL
COLUMBUS, OH 43210

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 Diana Thomas's NPI number?

The NPI number for Diana Thomas is 1215392618. It was assigned to this individual provider in the NPPES registry on December 29, 2015.

Where is Diana Thomas located?

Diana Thomas practices at 333 W 10th Ave, Columbus, OH 43210. The listed phone number is (614) 293-8881.

What is Diana Thomas's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Diana Thomas enrolled in Medicare?

Yes. Diana Thomas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Thomas reassigns Medicare benefits to Pediatric Pathology Associates Of Columbus Inc (Columbus, OH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Thomas accept?

Health plans from CareSource list Diana Thomas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diana Thomas was last updated on August 28, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.