DR. SENTHIL ARUCHAMY M.D
NPI 1386873883
Internal Medicine - Critical Care Medicine in Saint Louis, MO

Active since July 07, 2009PECOS EnrolledAccepts Medicare Assignment
625 S NEW BALLAS RD STE 7020, SAINT LOUIS, MO 63141(314) 251-1448 Get Directions Write a Review

NPPES record last updated: September 12, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 12, 2022, Jul 28, 2020, Jun 19, 2018 and 1 more (4 updates tracked since 2017).

About Dr. Senthil Aruchamy M.d NPPES

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

DR. SENTHIL ARUCHAMY M.D (NPI 1386873883) is an individual critical care medicine provider in Saint Louis, Missouri, licensed in Missouri (2018009222) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1386873883
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameDR. SENTHIL ARUCHAMYCredential: M.D
Location Address625 S NEW BALLAS RD STE 7020Saint Louis, MO 63141-8218
Mailing Address625 S New Ballas RoadSt. Louis, MO 63141 · (314) 251-6486 · Fax (314) 251-4155
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateJuly 7, 2009
Last NPPES UpdateSeptember 12, 20224 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2022
NPI 1386873883 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
Licenses Licensed in MO · 2018009222 Licensed in AR · E13309
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal MedicineTaxonomy 207R00000X · License E13309 (AR), 2018009222 (MO)
Also ListedHospitalistTaxonomy 208M00000X · License 266305 (NY)
625 S NEW BALLAS RD STE 7020, Saint Louis, MO 63141

Accepted 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. Senthil Aruchamy 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 ID5496903254
PECOS Enrollment IDI20200825003576
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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
238 services104 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
43 services36 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
36 services32 patients

Hospital Affiliations CMS Care Compare

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

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 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.

Other Providers at the Same Location NPPES 10

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

Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141
Internal Medicine (Critical Care Medicine)
625 S NEW BALLAS RD STE 7020
SAINT LOUIS, MO 63141

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 Senthil Aruchamy's NPI number?

The NPI number for Senthil Aruchamy is 1386873883. It was assigned to this individual provider in the NPPES registry on July 7, 2009.

Where is Senthil Aruchamy located?

Senthil Aruchamy practices at 625 S New Ballas Rd Ste 7020, Saint Louis, MO 63141. The listed phone number is (314) 251-1448.

What is Senthil Aruchamy's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Senthil Aruchamy enrolled in Medicare?

Yes. Senthil Aruchamy 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 Senthil Aruchamy accept?

Health plans from Medica list Senthil Aruchamy 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 Senthil Aruchamy affiliated with any hospitals?

According to CMS data, Senthil Aruchamy is affiliated with Mercy Hospital St Louis.

When was this NPI record last updated?

The NPPES record for Senthil Aruchamy was last updated on September 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.