TIMOTHY MERVAK MD
NPI 1033118690
Pathology - Anatomic Pathology & Clinical Pathology in Southfield, MI

Q: What is Timothy Mervak's NPI number?

The NPI number for Timothy Mervak is 1033118690. It was assigned to this individual provider in the NPPES registry on July 18, 2005.

Q: What is Timothy Mervak'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 Timothy Mervak was last updated on July 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 July 18, 2005PECOS Enrolled

75/100

CMS Quality Rating

16001 W 9 MILE RD, DEPT OF PATHOLOGY, SOUTHFIELD, MI 48075(248) 849-3270(248) 849-5392 Get Directions Write a Review

NPPES record last updated: July 16, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Timothy Mervak Md NPPES

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

TIMOTHY MERVAK MD (NPI 1033118690) is an individual anatomic pathology & clinical pathology provider in Southfield, Michigan, licensed in Michigan (4301048517) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1033118690

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameTIMOTHY MERVAKCredential: MD

Location Address16001 W 9 MILE RD, DEPT OF PATHOLOGYSouthfield, MI 48075-4818

Mailing Address25925 Telegraph Rd, 210Southfield, MI 48034-2518 · (248) 746-0342 · Fax (248) 746-0308

Phone(248) 849-3270

Fax(248) 849-5392

Sole ProprietorNo

Enumeration DateJuly 18, 2005

Last NPPES UpdateJuly 16, 2007

✔ NPI 1033118690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code207ZP0102X

License✔ Licensed in MI · 4301048517

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.

16001 W 9 MILE RD, Southfield, MI 48075

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Other Identifiers 2

Medicare ID-Type UnspecifiedF36024007MI

Medicare UPINE49502MI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy Mervak 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 Timothy Mervak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Michigan Diagnostic Pathologists, PLLC

1.3 mi

Anatomic Pathology & Clinical Pathology

16001 W 9 MILE RD, PROVIDENCE HOSPITAL, DEPARTMENT OF PATHOLOGY
Southfield, MI 48075

Reassigned Medicare billing, Michigan enrollment
15 clinicians in this Medicare group

NPI 1578734281 (248) 849-5401

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 16

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.

1,336 services735 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.

435 services103 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.

233 services187 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.

180 services124 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.

124 services95 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.

120 services107 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.

97 services43 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

75 services34 patients

Blood smear interpretation by physician with written report 85060

Blood smear interpretation is a lab test where your doctor examines a sample of your blood under a microscope. They look for abnormalities in your blood cells which can help diagnose various conditions. You'll receive a written report of the findings.

52 services52 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.

46 services12 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.

40 services38 patients

Flow cytometry technique for dna or cell analysis, 16 or more markers 88189

Flow cytometry is a method used to measure and analyze cells. It uses a beam of light to detect up to 16 or more markers on cells, helping to identify their type, function, or abnormalities. This technique aids in diagnosing various health conditions.

36 services33 patients

Bone marrow, smear interpretation 85097

Bone marrow smear interpretation is a procedure where a small sample of your bone marrow is taken and examined under a microscope. This helps doctors identify any abnormal cells or signs of diseases such as anemia, leukemia, or infections. It's a crucial step in diagnosing various blood disorders.

28 services24 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.

24 services15 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.

22 services17 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.

21 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48075 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

$134.28 typical visit price

range $58.04 – $177.36

Typical copayment $33.57 (range $14.51 – $44.34)

Most-billed visit code 99204

Established Patient

$102.35 typical visit price

range $18.32 – $143.49

Typical copayment $25.58 (range $4.58 – $35.87)

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.

75/100

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

Scored as part of a group practice

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.

JONATHAN ARIE KROLL M.D.

Anesthesiology

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-3000

HENRY FORD HEALTH PROVIDENCE HOSPITAL

Pediatrics (Neonatal-Perinatal Medicine)

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-3000

MARY LYNN MEISEL CRNA

Nurse Anesthetist, Certified Registered

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-5806

MS. JESSICA L BEACOME ACNP

Nurse Practitioner (Acute Care)

16001 W 9 MILE RD, 101 FISCHER CENTER
SOUTHFIELD, MI 48075

Oakland County (248) 849-8716

TRACY CHASE GROVES CRNA

Nurse Anesthetist, Certified Registered

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-5806

TERESEA ANN ZARZA NP

Nurse Practitioner (Adult Health)

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-2528

DR. LINDSAY ANNE RICHMOND-PRUNEAU M.D.

Emergency Medicine

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-3000

NICOLE NOEL SILVESTRI NP

Nurse Practitioner (Family)

16001 W 9 MILE RD
SOUTHFIELD, MI 48075

Oakland County (248) 849-5806

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 Timothy Mervak's NPI number?

The NPI number for Timothy Mervak is 1033118690. It was assigned to this individual provider in the NPPES registry on July 18, 2005.

Where is Timothy Mervak located?

Timothy Mervak practices at 16001 W 9 Mile Rd Dept Of Pathology, Southfield, MI 48075. The listed phone number is (248) 849-3270.

What is Timothy Mervak's specialty?

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

Is Timothy Mervak enrolled in Medicare?

Yes. Timothy Mervak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Timothy Mervak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Mervak reassigns Medicare benefits to Michigan Diagnostic Pathologists, PLLC (Southfield, MI). 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 Timothy Mervak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Timothy Mervak was last updated on July 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.