TIM M ZHENG MD
NPI 1639252182
Pathology - Anatomic Pathology & Clinical Pathology in Oaks, PA

Q: What is Tim Zheng's NPI number?

The NPI number for Tim Zheng is 1639252182. It was assigned to this individual provider in the NPPES registry on October 20, 2006.

Q: What is Tim Zheng'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 Tim Zheng was last updated on June 28, 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 October 20, 2006PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

450 CRESSON BLVD, SUITE 307, OAKS, PA 19456(484) 831-0200(484) 831-0209 Get Directions Write a Review

NPPES record last updated: June 28, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Tim M Zheng Md NPPES

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

TIM M ZHENG MD (NPI 1639252182) is an individual anatomic pathology & clinical pathology provider in Oaks, Pennsylvania, licensed in Pennsylvania (MD072996L) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1994).

NPPES Registry Identity

NPI1639252182

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameTIM M ZHENGCredential: MD

Location Address450 CRESSON BLVD, SUITE 307Oaks, PA 19456-1109

Mailing AddressPo Box 22581 Suite 300New York, NY 10087-2581 · (610) 482-4795 · Fax (856) 528-3117

Phone(484) 831-0200

Fax(484) 831-0209

Sole ProprietorNo

Medical School CMSGeorgetown University School Of MedicineGraduated 1994

Enumeration DateOctober 20, 2006

Last NPPES UpdateJune 28, 2021

NPPES CertifiedJune 28, 2021

✔ NPI 1639252182 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 PA · MD072996L

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.

450 CRESSON BLVD, Oaks, PA 19456

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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

Tim M Zheng 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 ID7810056512

PECOS Enrollment IDI20081111000099

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

Regional Womens Health Group LLC

Same address

Obstetrics & Gynecology

450 CRESSON BLVD STE 300
Phoenixville, PA 19460

Reassigned Medicare billing, Pennsylvania and New Jersey enrollments
Also billed through NPI 1548215536 (New Jersey)
226 clinicians in this Medicare group

NPI 1750880118 (856) 669-6050

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 50

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.

Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, screening by cytotechnologist under physician supervision G0123

This is a routine screening procedure where cells are collected from the lower female tract. The cells are placed in a special fluid, prepared in a thin layer for microscopic examination. This is done under the supervision of a medical professional to ensure accuracy.

8,826 services8,826 patients

Detection test by nucleic acid for human papillomavirus (hpv), high-risk types 87624

This test detects high-risk types of HPV, a common virus. It's done by analyzing a small sample of cells for the presence of HPV DNA. The aim is to identify any high-risk types early, as they may increase the risk of certain health issues.

3,786 services3,718 patients

Bacterial colony count, urine 87086

A bacterial colony count, urine, is a laboratory test that checks a urine sample for bacteria. It helps to identify if an infection is present in the urinary system. High numbers of bacteria in the urine can indicate a urinary tract infection (UTI).

2,480 services1,989 patients

Measurement of rna of bacteria in vaginal fluid specimen 81513

This is a lab test where a small sample of fluid is collected from the female body's lower region. The test measures the RNA (genetic material) of bacteria in the sample. This helps doctors understand the types and amounts of bacteria present, aiding in diagnosis and treatment.

2,186 services1,872 patients

Detection test for candida species (yeast), amplified probe technique 87481

This test helps identify Candida, a type of fungus often present in the human body. An amplified probe technique is used, which enhances detection of the fungus in a sample. This method increases the accuracy of the test, helping to determine the best treatment.

2,152 services1,843 patients

Detection test by nucleic acid for organism, amplified probe technique 87798

A nucleic acid detection test is a procedure to identify specific organisms in your body. This test uses an amplified probe technique, which magnifies the genetic material of the organism, making it easier to detect. It's a precise way to diagnose infections.

2,147 services1,841 patients

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.

1,585 services1,145 patients

Detection test by nucleic acid for trichomonas vaginalis (genital parasite), amplified probe technique 87661

This is a test to identify a common microscopic organism that can cause discomfort. The technique involves using a special probe to amplify the organism's genetic material, making it easier to detect. It's a simple, safe, and accurate procedure.

878 services778 patients

Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral) 87184

Evaluation of antimicrobial drugs involves testing how effective these medicines are in stopping harmful microorganisms. This can include bacteria (antibiotics), fungi (antifungals), or viruses (antivirals). The goal is to ensure the right medicine is used for your condition.

876 services732 patients

Bacterial urine culture 87088

A bacterial urine culture is a laboratory test that checks for bacteria in your urine. It helps identify the type of bacteria causing an infection, enabling the selection of the most effective treatment. The test involves collecting a urine sample in a sterile container.

818 services691 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.

740 services697 patients

Manual urinalysis test with examination using microscope, non-automated 81000

A manual urinalysis test involves studying a urine sample under a microscope. This non-automated method helps identify any abnormal substances present. It's a useful tool for detecting potential health concerns early. The process is simple and non-invasive.

561 services465 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.

448 services358 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

397 services370 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.

349 services224 patients

Detection test by nucleic acid for herpes simplex virus, amplified probe technique 87529

This test uses an amplified probe technique to identify the presence of the herpes simplex virus in your body. It works by detecting the virus's genetic material, or nucleic acid. The test is accurate, reliable, and can help in early detection and treatment.

255 services124 patients

Pap test, automated thin layer preparation; automated system and manual rescreening 88175

A Pap test is a screening tool that helps detect unusual cells. The automated thin layer preparation involves placing your cell sample in a thin layer on a slide. An automated system then scans the slide, and experts manually review any areas flagged by the system. This method enhances the accuracy of the results.

175 services175 patients

Identification of organisms by immunologic analysis, other than immunofluorescence method 87147

Immunologic analysis is a test that helps identify specific organisms causing an infection. This method uses your body's immune response to detect these organisms. It's different from the immunofluorescence method, but still provides accurate results. It's a key step in ensuring proper treatment.

103 services93 patients

Bacterial culture for aerobic isolates 87077

A bacterial culture for aerobic isolates is a lab test that helps identify bacteria that thrive in oxygen-rich environments. A sample from the suspected infection site is collected, then placed in a special medium that promotes bacterial growth. After a set period, the lab identifies any bacteria present, aiding in accurate diagnosis and treatment.

102 services92 patients

Detection test by nucleic acid for chlamydia trachomatis, amplified probe technique 87491

A detection test by nucleic acid for chlamydia trachomatis, amplified probe technique, is a test that identifies the presence of a specific bacteria in the body. This bacteria can cause various health issues. The technique amplifies the sample to improve accuracy.

89 services86 patients

Detection test by nucleic acid for neisseria gonorrhoeae (gonorrhoeae bacteria), amplified probe technique 87591

This is a lab test that checks for the presence of a specific bacteria called Neisseria gonorrhoeae in your body. It uses a technique called amplified probe, which makes many copies of the bacteria's genetic material (nucleic acid) to help detect it more easily.

89 services86 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

71 services67 patients

Detection test by immunoassay technique for hiv-1 antigen and hiv-1 and hiv-2 antibodies 87389

This is a test that checks for proteins (antigens) of HIV-1 and antibodies to both HIV-1 and HIV-2 in your blood. These elements appear when your body responds to the HIV virus. It's a vital method for early HIV detection and helps manage your health.

69 services64 patients

Hepatitis c antibody measurement 86803

Hepatitis C antibody measurement is a blood test to check if you have been exposed to the Hepatitis C virus. This virus affects your liver. If the test is positive, it means you have had the virus at some point. Additional tests are needed to determine if the virus is currently active.

63 services61 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.

58 services56 patients

Blood test, thyroid stimulating hormone (tsh) 84443

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

49 services48 patients

Measurement of total estradiol (hormone) 82670

Total estradiol measurement is a simple blood test that examines the level of a key hormone in your body. This hormone plays a vital role in many body functions. The test helps understand if hormone levels are balanced, which can impact overall health.

46 services44 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test 85027

A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.

46 services42 patients

Gonadotropin, follicle stimulating (reproductive hormone) level 83001

This is a test that measures the level of a hormone in your body known as follicle stimulating hormone (FSH). FSH plays a key role in the body's reproductive processes. It's important for growth and the healthy functioning of the body.

43 services42 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

36 services35 patients

Vitamin d-3 level 82306

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

28 services28 patients

Immunologic analysis for detection of tumor antigen, quantitative; ca 125 86304

This test checks for CA 125, a protein often found in higher amounts in individuals with certain types of tumors. It involves analyzing a blood sample in a lab. It's a quantitative test, meaning it measures the level of CA 125 in your blood.

28 services27 patients

Analysis for antibody, treponema pallidum 86780

The analysis for the antibody, Treponema pallidum, is a blood test used to detect a specific bacteria that may be in your system. This bacteria is commonly associated with certain health conditions. The test helps your doctor plan the best treatment for you.

25 services24 patients

Thyroxine (thyroid chemical), free 84439

The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.

23 services22 patients

Screening test for red blood cell antibodies 86850

A screening test for red blood cell antibodies is a simple blood test to identify if your body has produced proteins that may react against certain types of blood. These proteins can cause complications in certain situations like transfusions or pregnancy.

23 services21 patients

Blood group typing (abo) 86900

Blood group typing, or ABO typing, is a test that identifies your blood type. This is vital information for blood transfusions or organ transplants to ensure compatibility. The test involves analyzing your blood for certain antibodies and antigens.

23 services23 patients

Blood typing for rh (d) antigen 86901

Blood typing for Rh (D) antigen is a test that identifies if you have a specific protein, the RhD antigen, on your blood cells. If present, you are Rh positive. If absent, you are Rh negative. This information is crucial for safe blood transfusions and pregnancy care.

22 services22 patients

Detection of mycoplasma genitalium by dna or rna probe 87563

This procedure involves the use of special probes to identify the presence of a specific bacteria, Mycoplasma Genitalium, in your body. These probes detect the bacteria's unique DNA or RNA, helping to confirm if you have an infection.

20 services20 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.

20 services14 patients

Gonadotropin, luteinizing (reproductive hormone) level 83002

This is a blood test that measures the level of luteinizing hormone (LH). LH plays a key role in body growth and development. It's important for the proper functioning of certain glands. Irregular levels can indicate potential health issues.

18 services17 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.

18 services18 patients

Blood test, lipids (cholesterol and triglycerides) 80061

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

16 services14 patients

Prolactin (milk producing hormone) level 84146

A prolactin level test measures the amount of a hormone, prolactin, in your blood. This hormone plays a role in many bodily functions, such as the creation of milk. High or low levels can indicate certain health conditions. The test involves a simple blood draw.

16 services16 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

14 services11 patients

Progesterone (reproductive hormone) level 84144

A progesterone level test measures the amount of progesterone, a hormone, in your body. It plays a key role in preparing the body for pregnancy and maintaining it. The test can help assess overall hormonal health and aid in diagnosing certain conditions.

14 services14 patients

Pap test, manual screening 88142

A Pap test is a routine procedure that checks for unusual changes in cells. During the manual screening, a small sample of cells is gently collected from the lower region of the body. These cells are then examined under a microscope to ensure your health.

14 services14 patients

Analysis for antibody to rubella (german measles virus) 86762

This procedure involves a blood test to check for antibodies against the rubella virus. These antibodies indicate whether you've been exposed to or vaccinated against this virus, which can cause serious health problems. It's a simple and safe test.

13 services13 patients

Testosterone (hormone) level, free 84402

A free testosterone level test measures the amount of unattached, or "free," testosterone in your blood. Testosterone is a hormone that's important for certain body functions. This test is used to check if your hormone level is in the normal range.

12 services12 patients

Testosterone (hormone) level, total 84403

A total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.

12 services12 patients

Analysis for antibody to varicella-zoster virus (chicken pox) 86787

This procedure tests for antibodies to the varicella-zoster virus, which causes chickenpox. If antibodies are present, it indicates past exposure or vaccination. The test involves taking a blood sample and analyzing it in a lab.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19456 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

$137.17 typical visit price

range $59.88 – $180.99

Typical copayment $34.29 (range $14.97 – $45.24)

Most-billed visit code 99204

Established Patient

$105.21 typical visit price

range $19.30 – $147.29

Typical copayment $26.30 (range $4.82 – $36.82)

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 12

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

MFM DIVISION/WHCG OF PA

Obstetrics & Gynecology (Maternal & Fetal Medicine)

450 CRESSON BLVD, STE. 300
OAKS, PA 19456

Montgomery County (484) 831-0200

XIANMIN MENG MD

Pathology (Anatomic Pathology & Clinical Pathology)

450 CRESSON BLVD, SUITE 307
OAKS, PA 19456

Montgomery County (484) 842-0717

WOMEN'S HEALTH CARE GROUP OF PENNSYLVANIA 2LLC

Obstetrics & Gynecology

450 CRESSON BLVD, SUITE 300
OAKS, PA 19456

Montgomery County (404) 943-0205

WOMENS HEALTH CARE GROUP OF PENNSYLVANIA LLC

Obstetrics & Gynecology

450 CRESSON BLVD, SUITE 300
OAKS, PA 19456

Montgomery County (484) 831-0200

MONTGOMERY RADIOLOGY ASSOCIATES, PC

Radiology (Diagnostic Radiology)

450 CRESSON BLVD, SUITE 100
OAKS, PA 19456

Montgomery County (610) 650-0267

JESSICA S. KIM DDS

Dentist (Endodontics)

450 CRESSON BLVD, SUITE 303
OAKS, PA 19456

Montgomery County (610) 676-9030

SAFIYYA ABDUL-GHANI PA

Physician Assistant

450 CRESSON BLVD, SUITE 110
OAKS, PA 19456

Montgomery County (610) 728-6100

HAZEL M. BLUESTEIN MD

Family Medicine

450 CRESSON BLVD, SUITE 110
OAKS, PA 19456

Montgomery County (610) 728-6100

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 Tim Zheng's NPI number?

The NPI number for Tim Zheng is 1639252182. It was assigned to this individual provider in the NPPES registry on October 20, 2006.

Where is Tim Zheng located?

Tim Zheng practices at 450 Cresson Blvd Suite 307, Oaks, PA 19456. The listed phone number is (484) 831-0200.

What is Tim Zheng's specialty?

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

Is Tim Zheng enrolled in Medicare?

Yes. Tim Zheng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Tim Zheng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tim Zheng reassigns Medicare benefits to Regional Womens Health Group LLC (Phoenixville, PA). 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 Tim Zheng'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 Tim Zheng was last updated on June 28, 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.