1. Home
  2. Directory
  3. California
  4. Elk Grove
  5. Internal Medicine
  6. NPI Profile

DR. SARA HELENA BONILLA-LARSEN MD
NPI 1194352419
Internal Medicine in Elk Grove, CA

Active since March 25, 2020PECOS EnrolledAccepts Medicare Assignment
8170 LAGUNA BLVD STE 220, ELK GROVE, CA 95758(916) 691-5900 Get Directions Write a Review

NPPES record last updated: August 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 6, 2025, Mar 25, 2020 (2 updates tracked since 2020).

About Dr. Sara Helena Bonilla-larsen Md NPPES

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

DR. SARA HELENA BONILLA-LARSEN MD (NPI 1194352419) is an individual internal medicine provider in Elk Grove, California, licensed in California (A190479) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1194352419
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. SARA HELENA BONILLA-LARSENCredential: MD
Location Address8170 LAGUNA BLVD STE 220Elk Grove, CA 95758-7902
Mailing AddressPo Box 255228Sacramento, CA 95865-5228 · (800) 470-0071
Phone(916) 691-5900
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 25, 2020
Last NPPES UpdateAugust 6, 20252 updates tracked since enumeration
NPPES CertifiedAugust 6, 2025
✔ NPI 1194352419 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A190479
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License A190479 (CA)
8170 LAGUNA BLVD STE 220, Elk Grove, CA 95758
Open in Google Maps ↗

Secondary Practice Location 1

Location 11200 N State StLos Angeles, CA 90033-1083 · Phone (323) 409-6225

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. Sara Helena Bonilla-larsen 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 ID5294242764
PECOS Enrollment IDI20250729003056
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 95758 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
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 3

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

HAU PHUC LY DO
Family Medicine
8170 LAGUNA BLVD STE 220
ELK GROVE, CA 95758
Sacramento County (916) 691-5900
MS. CHERYL LEE GEORGE FNP
Nurse Practitioner (Family)
8170 LAGUNA BLVD STE 220
ELK GROVE, CA 95758
Sacramento County (916) 691-5900
SILEN BUN MD
Family Medicine
8170 LAGUNA BLVD STE 220
ELK GROVE, CA 95758
Sacramento County (916) 691-5900

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 Sara Bonilla-larsen's NPI number?

The NPI number for Sara Bonilla-larsen is 1194352419. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Where is Sara Bonilla-larsen located?

Sara Bonilla-larsen practices at 8170 Laguna Blvd Ste 220, Elk Grove, CA 95758. The listed phone number is (916) 691-5900.

What is Sara Bonilla-larsen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sara Bonilla-larsen enrolled in Medicare?

Yes. Sara Bonilla-larsen 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 Sara Bonilla-larsen was last updated on August 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.