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REN ZHOU M.D.
NPI 1942257290
Internal Medicine in Metuchen, NJ

Active since May 30, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 31D1013279 · Microscopy
233 BRIDGE ST, METUCHEN, NJ 08840(732) 906-8662(732) 906-8602 Get Directions Write a Review

NPPES record last updated: October 13, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ren Zhou M.d. NPPES

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

REN ZHOU M.D. (NPI 1942257290) is an individual internal medicine provider in Metuchen, New Jersey, licensed in New Jersey (MA070657) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through June 4, 2027, and is affiliated with Robert Wood Johnson University Hospital.

NPPES Registry Identity

NPI1942257290
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameREN ZHOUCredential: M.D.
Location Address233 BRIDGE STMetuchen, NJ 08840-2292
Mailing Address233 Bridge StMetuchen, NJ 08840-2292 · (732) 906-8662 · Fax (732) 906-8602
Phone(732) 906-8662
Fax(732) 906-8602
Sole ProprietorYes
Medical School CMSOtherGraduated 1988
Enumeration DateMay 30, 2006
Last NPPES UpdateOctober 13, 2025
NPPES CertifiedOctober 13, 2025
✔ NPI 1942257290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · MA070657
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
233 BRIDGE ST, Metuchen, NJ 08840
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Other Identifiers 1

Medicaid9129707NJ

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ren Zhou M.d. 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 ID345206819
PECOS Enrollment IDI20041207000044
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 31D1013279

Dr Ren Zhou Internal Medicine · Metuchen, NJ
Active · expires Jun 4, 2027
CLIA Number31D1013279
Laboratory TypePhysician Office
Certificate Effective DateJune 5, 2025
Certificate Expiration DateJune 4, 2027
Laboratory DirectorRen Zhou
Laboratory Phone(732) 744-0044
Laboratory LocationDr Ren Zhou Internal Medicine233 Bridge St Building F, Metuchen, NJ 08840
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Areas of Expertise CMS Part B claims 15

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
834 services229 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
782 services196 patients
Insertion of needle into vein (3 years or older) 36410
This procedure involves placing a small needle into a vein, typically in the arm. It's done to collect blood for testing or to deliver medication. You may feel a quick pinch, but it's usually over in seconds. It's a common, safe procedure.
294 services175 patients
Electrocardiogram (ecg) 1 to 3 leads with review by physician 93040
An Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. It uses 1 to 3 leads (sensors) placed on your skin. A physician reviews the results to assess heart rate, rhythm, and detect any abnormalities.
157 services143 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
149 services136 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
131 services130 patients

Hospital Affiliations CMS Care Compare 3

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

Robert Wood Johnson University Hospital

Acute Care Hospitals · New Brunswick, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310038
LocationOne Robert Wood Johnson PlaceNew Brunswick, NJ 08901 · Middlesex County
Emergency services Birthing friendly

Robert Wood Johnson University Hospital - Somerset

Acute Care Hospitals · Somerville, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310048
Location110 Rehill AveSomerville, NJ 08876 · Somerset County
Emergency services Birthing friendly

Jfk Medical Center

Acute Care Hospitals · Edison, NJ
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310108
Location65 James StreetEdison, NJ 08820 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08840 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
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
18 suppliers67 claims129 services$5.41 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
15 suppliers38 claims38 services$1.00 avg. paid by Medicare
Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038
DME-Other DME · category DE000N
2 suppliers11 claims11 services$8.72 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
3 suppliers18 claims18 services$169.34 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Ren Zhou's NPI number?

The NPI number for Ren Zhou is 1942257290. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Ren Zhou located?

Ren Zhou practices at 233 Bridge St, Metuchen, NJ 08840. The listed phone number is (732) 906-8662.

What is Ren Zhou's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ren Zhou enrolled in Medicare?

Yes. Ren Zhou 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.

Does Ren Zhou hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 31D1013279) is associated with this NPI, valid through June 4, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Ren Zhou accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Ren Zhou 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 Ren Zhou affiliated with any hospitals?

According to CMS data, Ren Zhou is affiliated with Robert Wood Johnson University Hospital, Robert Wood Johnson University Hospital - Somerset and Jfk Medical Center.

When was this NPI record last updated?

The NPPES record for Ren Zhou was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.