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DR. CARLOS ROBERTO MEJIA CHEW MD
NPI 1063864155
Internal Medicine - Infectious Disease in Saint Louis, MO

Active since July 12, 2016PECOS Enrolled
79.29/100
CMS Quality Rating
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100, SAINT LOUIS, MO 63110(314) 362-9098(314) 362-9851 Get Directions Write a Review

NPPES record last updated: November 15, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 15, 2021, Nov 12, 2021, Sep 4, 2019 and 2 more (5 updates tracked since 2016).

About Dr. Carlos Roberto Mejia Chew Md NPPES

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

DR. CARLOS ROBERTO MEJIA CHEW MD (NPI 1063864155) is an individual infectious disease provider in Saint Louis, Missouri, licensed in Missouri (2019024562) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1063864155
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. CARLOS ROBERTO MEJIA CHEWCredential: MD
Location Address620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100Saint Louis, MO 63110-1035
Mailing Address660 S Euclid Ave, Cb 8051Saint Louis, MO 63110-1010 · (314) 362-9098 · Fax (314) 454-8687
Phone(314) 362-9098
Fax(314) 362-9851
Sole ProprietorNo
Enumeration DateJuly 12, 2016
Last NPPES UpdateNovember 15, 20215 updates tracked since enumeration
✔ NPI 1063864155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in MO · 2019024562
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedInternal MedicineTaxonomy 207R00000X · License 2019024562 (MO)
620 S TAYLOR AVE, Saint Louis, MO 63110
Open in Google Maps ↗

Other Identifiers 1

Medicaid200075572MO

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Carlos Roberto Mejia Chew Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.46
Promoting Interoperability100
Improvement Activities40
Cost59.51

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.

MS. RACHEL ERIN OBRIEN AGNP
Nurse Practitioner
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
DR. ADITI RAMAKRISHNAN MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. PATRICK BRYAN MAZI MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. JANE ALISON OHALLORAN MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
DR. LAURA RENEE MARKS MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
MS. KELLY EILIS LAVIN FNP
Nurse Practitioner (Family)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206
DR. PHILIP JENSEN BUDGE MD
Internal Medicine (Infectious Disease)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 362-9098
MS. SARAH ELIZABETH ALLEMAN FNP
Nurse Practitioner (Family)
620 S TAYLOR AVE, DIV IM INFECTIOUS DISEASE, STE 100
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1206

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 Carlos Mejia Chew's NPI number?

The NPI number for Carlos Mejia Chew is 1063864155. It was assigned to this individual provider in the NPPES registry on July 12, 2016.

Where is Carlos Mejia Chew located?

Carlos Mejia Chew practices at 620 S Taylor Ave Div Im Infectious Disease, Ste 100, Saint Louis, MO 63110. The listed phone number is (314) 362-9098.

What is Carlos Mejia Chew's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Carlos Mejia Chew enrolled in Medicare?

Yes. Carlos Mejia Chew is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Carlos Mejia Chew was last updated on November 15, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.