ZHUOWEN ZENG MD
NPI 1881689602
Pathology - Anatomic Pathology & Clinical Pathology in Munster, IN

Q: What is Zhuowen Zeng's NPI number?

The NPI number for Zhuowen Zeng is 1881689602. It was assigned to this individual provider in the NPPES registry on September 19, 2005.

Q: What is Zhuowen Zeng'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 Zhuowen Zeng was last updated on December 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 September 19, 2005PECOS EnrolledAccepts Medicare Assignment

901 MACARTHUR, MUNSTER, IN 46321(219) 836-1600 Get Directions Write a Review

NPPES record last updated: December 17, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Zhuowen Zeng Md NPPES

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

ZHUOWEN ZENG MD (NPI 1881689602) is an individual anatomic pathology & clinical pathology provider in Munster, Indiana, licensed in Indiana (01053988A) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, is affiliated with St Catherine Hospital Inc, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1881689602

Entity TypeIndividualFemale

Primary Taxonomy207ZP0102X

Provider Legal NameZHUOWEN ZENGCredential: MD

Location Address901 MACARTHURMunster, IN 46321-2901

Mailing AddressPo Box 10805Merrillville, IN 46410-0805 · (800) 288-8325 · Fax (419) 866-5453

Phone(219) 836-1600

Sole ProprietorNo

Medical School CMSOtherGraduated 1990

Enumeration DateSeptember 19, 2005

Last NPPES UpdateDecember 17, 2012

✔ NPI 1881689602 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 IN · 01053988A

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 · CytopathologyTaxonomy 207ZC0500X · License 01053988A (IN)

901 MACARTHUR, Munster, IN 46321

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Other Identifiers 6

Medicare PIN199060IIN

Medicare PIN199830FIN

Medicare PIN200550FIN

Medicaid200336850IN

Medicare UPINH51077

Medicare PIN199090HIN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Zhuowen Zeng Md 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 ID4587790449

PECOS Enrollment IDI20100330000755

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

Northwest Indiana Pathology Consultants PC

Same address

Anatomic Pathology & Clinical Pathology

901 MACARTHUR BLVD
Munster, IN 46321

Reassigned Medicare billing, Indiana enrollment
Medicare enrollment name: Northwest Indiana Pathology Consultants, P.C.
12 clinicians in this Medicare group

NPI 1669459632 (800) 288-8325

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 31

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.

1,202 services622 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.

469 services101 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.

231 services95 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.

215 services189 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.

172 services60 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.

142 services88 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.

133 services114 patients

Protein measurement, serum 84165

A serum protein measurement is a blood test that determines the levels of proteins in your blood. It is used to evaluate your overall health, and diagnose nutritional problems, kidney disease, liver disease, or immune disorders.

113 services113 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.

108 services84 patients

Evaluation of fine needle aspirate 88172

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

105 services81 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.

98 services52 patients

Immunologic analysis technique on serum (immunofixation) 86334

Immunofixation is a lab test that helps identify proteins called immunoglobulins in your blood serum. These proteins are part of your immune system. Changes in their levels can indicate certain diseases. The test is simple and only requires a blood sample.

86 services85 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.

77 services68 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.

62 services53 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.

59 services53 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.

49 services47 patients

Pathology cytologic examination of specimen during surgery, initial site 88333

A pathology cytologic examination during surgery involves taking a small sample of cells from the initial site of concern. This sample is then examined under a microscope by a pathologist to check for any abnormal or disease-causing cells. This helps guide the ongoing surgical procedure.

47 services44 patients

Examination of archival tissue for genetic analysis 88363

Examination of archival tissue for genetic analysis involves studying previously collected tissue samples. This process helps detect any genetic alterations that may be linked to certain diseases. It's a crucial step in understanding your health and planning appropriate treatments.

46 services42 patients

Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode 88177

A Pap test is a procedure that checks for abnormal cells in the body, which could indicate a serious condition. The evaluation of a fine needle aspirate is a process where a small sample is taken with a thin needle for examination. This can be done multiple times for a thorough analysis.

41 services19 patients

Special stained specimen slides to examine tissue, each multiplex procedure 88344

Special stained specimen slides are used to study tissue in detail. This multiplex procedure involves applying different dyes to the tissue sample on a slide to highlight specific elements. These colors help identify any abnormalities in the tissue, aiding in accurate diagnosis and treatment planning.

31 services26 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.

26 services21 patients

Pathology examination of specimen during surgery, each additional tissue block 88332

During surgery, a pathology examination may be done on additional tissue blocks. This involves taking small samples of tissue and examining them under a microscope. This helps identify any abnormal cells or diseases present, aiding in the precise diagnosis and treatment planning.

25 services11 patients

Pap test 88141

A Pap test is a routine exam that checks for changes in cells that could signal a health concern. During this test, a small sample of cells is gently collected from the lower region of the body. The sample is then examined under a microscope to ensure everything looks normal.

21 services20 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.

21 services21 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.

19 services19 patients

Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method G0416

This procedure involves taking a small tissue sample from your gland located beneath your bladder. The sample is then examined under a microscope by a pathologist to check for any abnormalities or diseases. This is a standard method to ensure your well-being.

19 services19 patients

Immunologic analysis technique on body fluid, other fluids with concentration 86335

Immunologic analysis is a diagnostic method that assesses your body fluids to detect health issues. It involves concentrating these fluids to enhance detection of specific proteins or cells. It helps identify immune system responses, aiding in accurate diagnosis and treatment.

16 services16 patients

Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, requiring interpretation by physician G0124

This is a routine health check where a sample of cells is collected from the lower region of the female reproductive system. The sample is preserved and prepared using automated technology for detailed examination. A doctor interprets the results to check for any abnormalities.

16 services16 patients

Pathology examination of specimen during surgery 88329

A pathology examination during surgery involves taking a small sample of tissue for testing while the operation is ongoing. This helps the surgeon make immediate decisions about your treatment. The sample is examined under a microscope by a pathologist to identify any abnormal cells or conditions.

15 services13 patients

Pathology examination of tissue using a microscope 88302

A pathology examination of tissue involves studying a small sample of your body's cells under a microscope. This helps identify any abnormalities or diseases, such as cancer. The process is crucial for accurate diagnosis and treatment planning.

14 services13 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.

13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

St Catherine Hospital Inc

Acute Care Hospitals · East Chicago, IN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150008

Location4321 Fir StreetEast Chicago, IN 46312 · Lake County

Emergency services Birthing friendly

St Mary Medical Center Inc

Acute Care Hospitals · Hobart, IN

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150034

Location1500 S Lake Park AveHobart, IN 46342 · Lake County

Emergency services Birthing friendly

Community Hospital

Acute Care Hospitals · Munster, IN

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150125

Location901 Macarthur BlvdMunster, IN 46321 · Lake County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46321 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

$122.49 typical visit price

range $53.07 – $161.76

Typical copayment $30.62 (range $13.26 – $40.44)

Most-billed visit code 99204

Established Patient

$94.22 typical visit price

range $16.93 – $132.22

Typical copayment $23.55 (range $4.23 – $33.05)

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 7

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

RUTH D GOLDBERG MD