DR. APARNA BALA SUNDARAM MD
NPI 1871756288
Internal Medicine - Critical Care Medicine in San Francisco, CA

Active since July 07, 2008PECOS EnrolledAccepts Medicare Assignment
1550 4TH STREET, RM 545, BOX 2922, SAN FRANCISCO, CA 94143(415) 514-4275 Get Directions Write a Review

NPPES record last updated: January 11, 2017. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Aparna Bala Sundaram Md NPPES

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

DR. APARNA BALA SUNDARAM MD (NPI 1871756288) is an individual critical care medicine provider in San Francisco, California, licensed in California (A108543) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2006).

NPPES Registry Identity

NPI1871756288
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameDR. APARNA BALA SUNDARAMCredential: MD
Location Address1550 4TH STREET, RM 545, BOX 2922San Francisco, CA 94143
Mailing Address1550 4th Street, Rm 545, Box 2922San Francisco, CA 94143 · (415) 514-4275
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2006
Enumeration DateJuly 7, 2008
Last NPPES UpdateJanuary 11, 2017
NPI 1871756288 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
License Licensed in CA · A108543
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 AN524039453704 (IL)
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License A108543 (CA)
1550 4TH STREET, San Francisco, CA 94143

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. Aparna Bala Sundaram 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 ID3577726769
PECOS Enrollment IDI20120525000583
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

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.
58 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

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 Aparna Sundaram's NPI number?

The NPI number for Aparna Sundaram is 1871756288. It was assigned to this individual provider in the NPPES registry on July 7, 2008.

Where is Aparna Sundaram located?

Aparna Sundaram practices at 1550 4th Street Rm 545, Box 2922, San Francisco, CA 94143. The listed phone number is (415) 514-4275.

What is Aparna Sundaram's specialty?

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

Is Aparna Sundaram enrolled in Medicare?

Yes. Aparna Sundaram 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.

When was this NPI record last updated?

The NPPES record for Aparna Sundaram was last updated on January 11, 2017. NPI Profile syncs with the weekly NPPES data releases published by CMS.