MICHAEL TSOLOMITIS LOMIS MD
NPI 1649333931
Pathology - Anatomic Pathology & Clinical Pathology in Nashville, TN

Q: What is Michael Lomis's NPI number?

The NPI number for Michael Lomis is 1649333931. It was assigned to this individual provider in the NPPES registry on December 18, 2006.

Q: What is Michael Lomis'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 Michael Lomis was last updated on May 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since December 18, 2006PECOS Enrolled

100/100

CMS Quality Rating

2000 CHURCH ST, NASHVILLE, TN 37236(615) 284-5229(615) 284-4373 Get Directions Write a Review

NPPES record last updated: May 18, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 18, 2021, Feb 19, 2018 (2 updates tracked since 2018).

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About Michael Tsolomitis Lomis Md NPPES

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

MICHAEL TSOLOMITIS LOMIS MD (NPI 1649333931) is an individual anatomic pathology & clinical pathology provider in Nashville, Tennessee, licensed in Tennessee (26919) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1649333931

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameMICHAEL TSOLOMITIS LOMISCredential: MD

Location Address2000 CHURCH STNashville, TN 37236-0001

Mailing Address2004 Hayes St # Ll30Nashville, TN 37203-2646 · (615) 284-7950 · Fax (615) 284-5750

Phone(615) 284-5229

Fax(615) 284-4373

Sole ProprietorNo

Enumeration DateDecember 18, 2006

Last NPPES UpdateMay 18, 20212 updates tracked since enumeration

NPPES CertifiedMay 18, 2021

✔ NPI 1649333931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

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

Taxonomy Code207ZP0102X

License✔ Licensed in TN · 26919

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.

Also ListedPathology · HematologyTaxonomy 207ZH0000X · License 26919 (TN)

2000 CHURCH ST, Nashville, TN 37236

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Other Identifiers 1

Medicaid1509871TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael Tsolomitis Lomis Md 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 Michael Lomis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Acla PC

Same address

Anatomic Pathology & Clinical Pathology

2000 CHURCH STREET
Nashville, TN 37236

Reassigned Medicare billing, Tennessee enrollment
16 clinicians in this Medicare group

NPI 1891995163 (615) 284-5229

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

Areas of Expertise CMS Part B claims 14

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.

462 services265 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.

194 services45 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.

125 services68 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.

119 services70 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

65 services51 patients

Pathology examination of tissue using a microscope, limited examination 88300

A pathology examination of tissue using a microscope is a procedure where a small sample of your tissue is observed under a microscope. This limited examination helps identify any abnormal cells or signs of disease, aiding in accurate diagnosis and treatment planning.

51 services46 patients

Evaluation of fine needle aspirate with interpretation and report 88173

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

45 services36 patients

Evaluation of fine needle aspirate with interpretation and report 88173

43 services19 patients

Cell examination of specimen, selective cellular enhancement technique 88112

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

42 services39 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.

33 services29 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.

32 services30 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.

25 services24 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.

25 services17 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.

23 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37236 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

100

Improvement Activities

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.

MRS. ANDREA CRAWFORD RD

Dietitian, Registered

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (615) 284-5555

DR. LINDSEY DENNEY

Emergency Medicine

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (423) 433-7127

CELENA MARSHALL PHARMD

Pharmacist

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (615) 284-5235

EMMANUEL JOHNBOSCO MAMAH MD

Obstetrics & Gynecology

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (615) 284-5555

KIRSTEN AGOSTINELLI DIAZ

Registered Nurse

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (615) 284-5555

DR. THOMAS CLAYTON WHITWORTH MD

Pediatrics (Neonatal-Perinatal Medicine)

2000 CHURCH ST, SUITE #326 BAPTIST HOSPITAL
NASHVILLE, TN 37236

Davidson County (615) 284-5071

DR. JAMES SKYLAR DEAN II MD

Emergency Medicine

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (937) 238-1065

SAINT THOMAS WEST HOSPITAL LAB

Clinical Medical Laboratory

2000 CHURCH ST
NASHVILLE, TN 37236

Davidson County (615) 284-5555

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 Michael Lomis's NPI number?

The NPI number for Michael Lomis is 1649333931. It was assigned to this individual provider in the NPPES registry on December 18, 2006.

Where is Michael Lomis located?

Michael Lomis practices at 2000 Church St, Nashville, TN 37236. The listed phone number is (615) 284-5229.

What is Michael Lomis's specialty?

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

Is Michael Lomis enrolled in Medicare?

Yes. Michael Lomis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Lomis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Lomis reassigns Medicare benefits to Acla PC (Nashville, TN). 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 Michael Lomis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Lomis accept?

Health plans from Oscar Health and Oscar Insurance Company list Michael Lomis 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 Michael Lomis was last updated on May 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.