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DR. ASHNA AGGARWAL MD
NPI 1235624362
Pathology - Anatomic Pathology in Sacramento, CA

Active since July 01, 2018PECOS EnrolledAccepts Medicare Assignment
4400 V ST, SACRAMENTO, CA 95817(916) 734-5988 Get Directions Write a Review

NPPES record last updated: August 24, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 24, 2023, Jul 7, 2022 (2 updates tracked since 2022).

About Dr. Ashna Aggarwal Md NPPES

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

DR. ASHNA AGGARWAL MD (NPI 1235624362) is an individual anatomic pathology provider in Sacramento, California, licensed in California (A186471) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1235624362
Entity TypeIndividualFemale
Primary Taxonomy207ZP0101X
Provider Legal NameDR. ASHNA AGGARWALCredential: MD
Location Address4400 V STSacramento, CA 95817-1445
Mailing Address12631 E 17th AveAurora, CO 80045-2527 · (303) 724-3483
Phone(916) 734-5988
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJuly 1, 2018
Last NPPES UpdateAugust 24, 20232 updates tracked since enumeration
NPPES CertifiedAugust 24, 2023
✔ NPI 1235624362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in CA · A186471
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
4400 V ST, 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

Dr. Ashna Aggarwal 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 ID8123409000
PECOS Enrollment IDI20230808001609
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 Ashna Aggarwal reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The Univ Of Ca
Same address
Maternal & Fetal Medicine
4860 Y ST
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1013906973 (916) 734-6930

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

Areas of Expertise CMS Part B claims 11

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
2,538 services813 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
248 services67 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
198 services161 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
109 services35 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
85 services61 patients
Pathology examination of specimen during surgery, first tissue block 88331
A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.
62 services24 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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 20

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

GRACE FORTES MONIS MD, PHD
Pathology (Blood Banking & Transfusion Medicine)
4400 V ST, UC DAVIS MEDICAL CENTER, PATHOLOGY
SACRAMENTO, CA 95817
Sacramento County (916) 734-7347
CHRISTINE YEE M.D.
Specialist
4400 V ST, PATH BUILDING
SACRAMENTO, CA 95817
Sacramento County (916) 734-2525
DR. MALATHY KAPALI MD
Specialist
4400 V ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-2525
DR. RUSSELL WALLACE NORDQUIST MD
Student in an Organized Health Care Education/Training Program
4400 V ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-2525
KRISTIN ALEXIS OLSON MD
Pathology (Anatomic Pathology & Clinical Pathology)
4400 V ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-3141
DR. DONGGUANG WEI
Pathology (Anatomic Pathology)
4400 V ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-2525
DR. YASI SAFFARI M.D
Pathology (Anatomic Pathology & Clinical Pathology)
4400 V ST, PATH BUILDING
SACRAMENTO, CA 95817
Sacramento County (916) 734-3331
JOHN RODRIGO
Student in an Organized Health Care Education/Training Program
4400 V ST
SACRAMENTO, CA 95817
Sacramento County (916) 734-2525

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 Ashna Aggarwal's NPI number?

The NPI number for Ashna Aggarwal is 1235624362. It was assigned to this individual provider in the NPPES registry on July 1, 2018.

Where is Ashna Aggarwal located?

Ashna Aggarwal practices at 4400 V St, Sacramento, CA 95817. The listed phone number is (916) 734-5988.

What is Ashna Aggarwal's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Ashna Aggarwal enrolled in Medicare?

Yes. Ashna Aggarwal 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 Ashna Aggarwal's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashna Aggarwal reassigns Medicare benefits to Regents Of The Univ 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 Ashna Aggarwal'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 Ashna Aggarwal was last updated on August 24, 2023. 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.