DR. RONALD C CHIU MD
NPI 1023126265
Pathology - Anatomic Pathology & Clinical Pathology in Dayton, OH

Q: What is Ronald Chiu's NPI number?

The NPI number for Ronald Chiu is 1023126265. It was assigned to this individual provider in the NPPES registry on August 28, 2006.

Q: What is Ronald Chiu'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 Ronald Chiu was last updated on January 31, 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.

Active since August 28, 2006PECOS EnrolledAccepts Medicare Assignment

99.74/100

CMS Quality Rating

1 WYOMING STREET, PATHOLOGY LAB, DAYTON, OH 45409(937) 208-2978 Get Directions Write a Review

NPPES record last updated: January 31, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Ronald C Chiu Md NPPES

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

DR. RONALD C CHIU MD (NPI 1023126265) is an individual anatomic pathology & clinical pathology provider in Dayton, Ohio, licensed in Ohio (35087681) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Miami Valley Hospital, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1023126265

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. RONALD C CHIUCredential: MD

Location Address1 WYOMING STREET, PATHOLOGY LABDayton, OH 45409-2722

Mailing AddressPo Box 20452, Vpi-credColumbus, OH 43220-0452 · (614) 442-2406 · Fax (614) 442-2410

Phone(937) 208-2978

Sole ProprietorNo

Medical School CMSOtherGraduated 1999

Enumeration DateAugust 28, 2006

Last NPPES UpdateJanuary 31, 2018

✔ NPI 1023126265 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 OH · 35087681

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.

1 WYOMING STREET, Dayton, OH 45409

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Other Identifiers 1

Medicaid2694419OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Paramount.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

Dr. Ronald C Chiu 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 ID4486659067

PECOS Enrollment IDI20061004000079

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 Reassignments

Medicare enrollment records show Ronald Chiu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Valley Pathologists, Inc.

1.0 mi

Anatomic Pathology & Clinical Pathology

1 WYOMING STREET, MIAMI VALLEY HOSPITAL PATHOLOGY DEPT
Dayton, OH 45409

Reassigned Medicare billing, Ohio enrollment
11 clinicians in this Medicare group

NPI 1992798854 (937) 208-2978

Digestive Specialists Inc

6.8 mi

Gastroenterology

3359 KEMP RD
Beavercreek, OH 45431

Reassigned Medicare billing, Ohio enrollment
36 clinicians in this Medicare group

NPI 1174761571 (937) 293-4424

Challa Ajit, M.D. LLC

26 mi

Gastroenterology

2355 DERR RD
Springfield, OH 45503

Reassigned Medicare billing, Ohio enrollment
Medicare enrollment name: Challa Ajit MD LLC
15 clinicians in this Medicare group

NPI 1629142815 (937) 568-7070

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 20

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.

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.

2,231 services181 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.

536 services307 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.

370 services216 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.

136 services67 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.

114 services106 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.

114 services104 patients

Genetic sequencing localization, initial procedure 88365

Genetic sequencing localization is a process to identify where specific genes are located in your DNA. During the initial procedure, a sample of your cells is collected, usually through a simple swab or blood test. This data is then analyzed to pinpoint the location of certain genes. This can help understand your genetic makeup and potential health risks.

92 services82 patients

Genetic sequencing localization, each additional procedure 88364

Genetic sequencing localization is a process where specific regions of your DNA are identified and studied. If you're having additional procedures, it simply means that more areas of your DNA are being examined. This helps to understand your genetic makeup better and can assist in identifying potential health risks.

79 services66 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.

71 services68 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.

70 services45 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.

69 services57 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.

44 services41 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.

43 services42 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.

35 services25 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.

34 services31 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.

22 services22 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.

22 services12 patients

Screening examination of specimen cells, screening and interpretation 88160

A screening examination of specimen cells involves studying a small sample of cells from your body. This helps identify any unusual or abnormal cells, providing valuable information about your health. The process includes both the screening and interpretation of the results.

18 services18 patients

Protein measurement, body fluid 84166

A protein measurement of body fluid is a test that gauges the amount of proteins in your fluids. This analysis helps in detecting various health conditions. It's done via a simple sample collection process, usually from blood or urine, in a safe and painless manner.

13 services13 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.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Miami Valley Hospital

Acute Care Hospitals · Dayton, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360051

LocationOne Wyoming StreetDayton, OH 45409 · Montgomery County

Emergency services Birthing friendly

Atrium Medical Center

Acute Care Hospitals · Franklin, OH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360076

LocationOne Medical Center DriveFranklin, OH 45005 · Warren County

Emergency services Birthing friendly

Upper Valley Medical Center

Acute Care Hospitals · Troy, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360174

Location3130 North County Road 25ATroy, OH 45373 · Miami County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45409 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.

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.

99.74/100

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

Scored as part of a group practice

Quality

97.14

Improvement Activities

Other Providers at the Same Location NPPES 14

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

MRS. LISA MARIE TREFZ RN

Registered Nurse (Maternal Newborn)

1 WYOMING STREET
DAYTON, OH 45409

Montgomery County (937) 208-2344

TYRA LINDSEY BENZINGER AA

Anesthesiologist Assistant

1 WYOMING STREET
DAYTON, OH 45409

Montgomery County (937) 208-6173

JUVY M KHOUZAM MD

Anesthesiology

1 WYOMING STREET
DAYTON, OH 45409

Montgomery County (937) 208-6173

ROMMEL CRUZ MORALES MD

Student in an Organized Health Care Education/Training Program

1 WYOMING STREET, BG020
DAYTON, OH 45409

Montgomery County (937) 208-2850

MRS. KELLY LYNN FIELDS

Contractor

1 WYOMING STREET
DAYTON, OH 45409

Montgomery County (937) 573-7645

REBEKAH HILL

Specialist/Technologist, Other

1 WYOMING STREET
DAYTON, OH 45409

Montgomery County (937) 208-8000

ROWAN SHIRA BROOKS

Student in an Organized Health Care Education/Training Program

1 WYOMING STREET, BG020
DAYTON, OH 45409

Montgomery County (937) 208-2850

KAYLA GRACE EDWARDS MD

Student in an Organized Health Care Education/Training Program

1 WYOMING STREET, BG 020
DAYTON, OH 45409

Montgomery County (937) 212-3207

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 Ronald Chiu's NPI number?

The NPI number for Ronald Chiu is 1023126265. It was assigned to this individual provider in the NPPES registry on August 28, 2006.

Where is Ronald Chiu located?

Ronald Chiu practices at 1 Wyoming Street Pathology Lab, Dayton, OH 45409. The listed phone number is (937) 208-2978.

What is Ronald Chiu's specialty?

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

Is Ronald Chiu enrolled in Medicare?

Yes. Ronald Chiu 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 organizations bill Medicare for Ronald Chiu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Chiu reassigns Medicare benefits to 3 organizations: Valley Pathologists, Inc. (Dayton, OH), Digestive Specialists Inc (Beavercreek, OH) and Challa Ajit, M.D. LLC (Springfield, OH). Each 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 Ronald Chiu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ronald Chiu accept?

Health plans from CareSource and Paramount list Ronald Chiu 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.

Is Ronald Chiu affiliated with any hospitals?

According to CMS data, Ronald Chiu is affiliated with Miami Valley Hospital, Atrium Medical Center and Upper Valley Medical Center.

When was this NPI record last updated?

The NPPES record for Ronald Chiu was last updated on January 31, 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.