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HEATHER MARIE SIEFKES MD
NPI 1396060786
Pediatrics - Pediatric Critical Care Medicine in Sacramento, CA

Active since March 29, 2010PECOS EnrolledAccepts Medicare Assignment
2516 STOCKTON BLVD, TICON II, SACRAMENTO, CA 95817(916) 734-7840(916) 456-2235 Get Directions Write a Review

NPPES record last updated: September 20, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Heather Marie Siefkes Md NPPES

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

HEATHER MARIE SIEFKES MD (NPI 1396060786) is an individual pediatric critical care medicine provider in Sacramento, California, licensed in California (A142130) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2010).

NPPES Registry Identity

NPI1396060786
Entity TypeIndividualFemale
Primary Taxonomy2080P0203X
Provider Legal NameHEATHER MARIE SIEFKESCredential: MD
Location Address2516 STOCKTON BLVD, TICON IISacramento, CA 95817-2208
Mailing Address2516 Stockton Blvd, Ticon IiSacramento, CA 95817-2208 · (916) 734-7840 · Fax (916) 456-2235
Phone(916) 734-7840
Fax(916) 456-2235
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2010
Enumeration DateMarch 29, 2010
Last NPPES UpdateSeptember 20, 2016
✔ NPI 1396060786 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in CA · A142130
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
2516 STOCKTON BLVD, Sacramento, CA 95817
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Heather Marie Siefkes 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 ID4587819941
PECOS Enrollment IDI20160602002672
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.

Medicare Billing Reassignment

Medicare enrollment records show Heather Siefkes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of Ca
0.1 mi
Pediatric Critical Care Medicine
2521 STOCKTON BLVD
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Regents Of The Univ Of Ca
  • 2,570 clinicians in this Medicare group
NPI 1104815067 (916) 734-3179

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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. MADHU SHARMA MD
Pediatrics (Pediatric Cardiology)
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-4572
LENA CLAIRE VAN DER LIST D.O.
Pediatrics
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-2428
NATALIE ALBASHA MD
Allergy & Immunology
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-2274
ALISON MY LAM M.D.
Pediatrics
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-3665
DR. ELIZABETH PARTRIDGE M.D.
Pediatrics (Pediatric Infectious Diseases)
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (510) 428-4337
SAMANTHA ELISE ELLINWOOD AUMAN M.D.
Student in an Organized Health Care Education/Training Program
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-2428
SARA BRUNDAGE DO
Pediatrics
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-3665
DR. JEANNY KIM PARK M.D.
Pediatrics (Pediatric Cardiology)
2516 STOCKTON BLVD
SACRAMENTO, CA 95817
Sacramento County (916) 734-3589

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 Heather Siefkes's NPI number?

The NPI number for Heather Siefkes is 1396060786. It was assigned to this individual provider in the NPPES registry on March 29, 2010.

Where is Heather Siefkes located?

Heather Siefkes practices at 2516 Stockton Blvd Ticon II, Sacramento, CA 95817. The listed phone number is (916) 734-7840.

What is Heather Siefkes's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Heather Siefkes enrolled in Medicare?

Yes. Heather Siefkes 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.

Which organization bills Medicare for Heather Siefkes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Heather Siefkes reassigns Medicare benefits to Regents Of The University Of Ca (Sacramento, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Heather Siefkes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Heather Siefkes was last updated on September 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.