DR. ZHEN REN MD
NPI 1982026696
Allergy & Immunology in Saint Louis, MO

Q: What is Zhen Ren's NPI number?

The NPI number for Zhen Ren is 1982026696. It was assigned to this individual provider in the NPPES registry on January 15, 2014.

Q: What is Zhen Ren's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Q: When was this NPI record last updated?

The NPPES record for Zhen Ren was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since January 15, 2014PECOS EnrolledAccepts Medicare Assignment

79.29/100

CMS Quality Rating

1110 HIGHLANDS PLAZA DR E, DIV IM ALLERGY AND IMMUNOLOGY, STE 300, SAINT LOUIS, MO 63110(314) 273-5838(314) 273-5839 Get Directions Write a Review

NPPES record last updated: April 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Nov 15, 2021 and 2 more (5 updates tracked since 2018).

On this page

About Dr. Zhen Ren Md NPPES

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

DR. ZHEN REN MD (NPI 1982026696) is an individual allergy & immunology provider in Saint Louis, Missouri, licensed in Missouri (2017028834) and active in the NPI registry since January 2014. She is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Other (2001).

NPPES Registry Identity

NPI1982026696

Entity TypeIndividualFemale

Primary Taxonomy207K00000X

Provider Legal NameDR. ZHEN RENCredential: MD

Location Address1110 HIGHLANDS PLAZA DR E, DIV IM ALLERGY AND IMMUNOLOGY, STE 300Saint Louis, MO 63110-1392

Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 273-5838 · Fax (314) 273-5839

Phone(314) 273-5838

Fax(314) 273-5839

Sole ProprietorNo

Medical School CMSOtherGraduated 2001

Enumeration DateJanuary 15, 2014

Last NPPES UpdateApril 17, 20255 updates tracked since enumeration

✔ NPI 1982026696 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

License✔ Licensed in MO · 2017028834

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

1110 HIGHLANDS PLAZA DR E, Saint Louis, MO 63110

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Other Identifiers 1

Medicaid200062435MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cox HealthPlans.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

Dr. Zhen Ren 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 ID3971856030

PECOS Enrollment IDI20181019001801

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.

Areas of Expertise CMS Part B claims 3

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.

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

546 services15 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

96 services28 patients

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.

31 services24 patients

Hospital Affiliations CMS Care Compare

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

Barnes Jewish Hospital

Acute Care Hospitals · Saint Louis, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number260032

LocationOne Barnes-Jewish Hospital PlazaSaint Louis, MO 63110 · St. Louis City County

Emergency services Birthing friendly

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.

79.29/100

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

Scored as part of a group practice

Quality

71.46

Promoting Interoperability

100

Improvement Activities

Cost

59.51

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.

DR. AARON MARTIN VER HEUL MD

Internal Medicine (Allergy & Immunology)

1110 HIGHLANDS PLAZA DR E, DIV IM ALLERGY AND IMMUNOLOGY, STE 300
SAINT LOUIS, MO 63110

St. Louis City (314) 996-8670

WASHINGTON UNIVERSITY CLINICAL ASSOCIATES

Clinic/Center (Medical Specialty)

1110 HIGHLANDS PLAZA DR E, SUITE 375
SAINT LOUIS, MO 63110

St. Louis City (314) 367-3113

BRIDGET SCHEVE RUTLEDGE MD

Obstetrics & Gynecology

1110 HIGHLANDS PLAZA DR E, STE 280
SAINT LOUIS, MO 63110

St. Louis City (314) 286-2620

DR. ANTHONY KULCZYCKI JR. MD

Internal Medicine (Allergy & Immunology)

1110 HIGHLANDS PLAZA DR E, DIV ALLERGY & IMMUNOLOGY, STE 300
SAINT LOUIS, MO 63110

St. Louis City (314) 273-5838

DR. JEREMY SHAWN KATCHER MD

Allergy & Immunology

1110 HIGHLANDS PLAZA DR E, DIV IM ALLERGY AND IMMUNOLOGY, STE 300
SAINT LOUIS, MO 63110

St. Louis City (314) 996-8670

MS. ANNE NICOLE STENSLAND AGNP

Nurse Practitioner

1110 HIGHLANDS PLAZA DR E, STE 375
SAINT LOUIS, MO 63110

St. Louis City (314) 367-3113

DR. SCOTT P WASSERSTROM MD

Internal Medicine

1110 HIGHLANDS PLAZA DR E, STE 375
SAINT LOUIS, MO 63110

St. Louis City (314) 367-3113

DR. KATHARINE JEAN NEHME MD

Internal Medicine (Allergy & Immunology)

1110 HIGHLANDS PLAZA DR E, DIV IM ALLERGY AND IMMUNOLOGY, STE 300
SAINT LOUIS, MO 63110

St. Louis City (314) 996-8670

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 Zhen Ren's NPI number?

The NPI number for Zhen Ren is 1982026696. It was assigned to this individual provider in the NPPES registry on January 15, 2014.

Where is Zhen Ren located?

Zhen Ren practices at 1110 Highlands Plaza Dr E Div Im Allergy And Immunology, Ste 300, Saint Louis, MO 63110. The listed phone number is (314) 273-5838.

What is Zhen Ren's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Zhen Ren enrolled in Medicare?

Yes. Zhen Ren 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.

What insurance does Zhen Ren accept?

Health plans from Cox HealthPlans list Zhen Ren 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 Zhen Ren affiliated with any hospitals?

According to CMS data, Zhen Ren is affiliated with Barnes Jewish Hospital.

When was this NPI record last updated?

The NPPES record for Zhen Ren was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.