1. Home
  2. Directory
  3. California
  4. West Hollywood
  5. Pathology
  6. NPI Profile

SAMUEL JASON GUZMAN MD
NPI 1770053233
Pathology - Anatomic Pathology in West Hollywood, CA

Active since November 27, 2018PECOS Enrolled
8700 BEVERLY BLVD RM 8612, WEST HOLLYWOOD, CA 90048(310) 423-6623 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 16, 2026, Jul 19, 2022, Dec 8, 2021 and 2 more (5 updates tracked since 2018).

About Samuel Jason Guzman Md NPPES

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

SAMUEL JASON GUZMAN MD (NPI 1770053233) is an individual anatomic pathology provider in West Hollywood, California, licensed in California (A148237) and active in the NPI registry since November 2018. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1770053233
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameSAMUEL JASON GUZMANCredential: MD
Location Address8700 BEVERLY BLVD RM 8612West Hollywood, CA 90048-1804
Mailing Address4140 W 190th St Fl 2Torrance, CA 90504-5513 · (310) 423-6623
Phone(310) 423-6623
Sole ProprietorNo
Enumeration DateNovember 27, 2018
Last NPPES UpdateJuly 16, 20265 updates tracked since enumeration
NPPES CertifiedJuly 16, 2026
✔ NPI 1770053233 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in CA · A148237
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.
Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X · License A148237 (CA)
8700 BEVERLY BLVD RM 8612, West Hollywood, CA 90048
Open in Google Maps ↗

Secondary Practice Locations 2

Location 112605 E 16th AveAurora, CO 80045-2545 · Phone (720) 848-4000
Location 21200 North State Street, IPT-C1G104Los Angeles, CA 90033 · Phone (323) 442-2582

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Samuel Jason Guzman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Samuel Guzman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cedars-Sinai Medical Care Foundation
Same address
Anesthesiology
8700 BEVERLY BLVD STE SB-290
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 2,118 clinicians in this Medicare group
NPI 1043826720 (310) 423-1447

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 5

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.

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.
92 services27 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.
45 services28 patients
Microscopic genetic analysis of tumor, manual 88360
Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.
35 services26 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.
34 services31 patients
Pathology examination of tissue using a microscope, limited examination 88300
A pathology examination of tissue using a microscope is a procedure where a small sample of your tissue is observed under a microscope. This limited examination helps identify any abnormal cells or signs of disease, aiding in accurate diagnosis and treatment planning.
14 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90048 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 4

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

DR. KARA TANAKA MD, MFA
Pathology (Anatomic Pathology)
8700 BEVERLY BLVD RM 8612
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6623
TANIA MARCELA PLATERO PORTILLO M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
8700 BEVERLY BLVD RM 8612
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6623
DR. PAUL SAMUEL WEISMAN M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
8700 BEVERLY BLVD RM 8612
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-6623
KARIN PAIGE MILLER M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
8700 BEVERLY BLVD RM 8612
WEST HOLLYWOOD, CA 90048
Los Angeles County (310) 423-5841

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 Samuel Guzman's NPI number?

The NPI number for Samuel Guzman is 1770053233. It was assigned to this individual provider in the NPPES registry on November 27, 2018.

Where is Samuel Guzman located?

Samuel Guzman practices at 8700 Beverly Blvd Rm 8612, West Hollywood, CA 90048. The listed phone number is (310) 423-6623.

What is Samuel Guzman's specialty?

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

Is Samuel Guzman enrolled in Medicare?

Yes. Samuel Guzman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Samuel Guzman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samuel Guzman reassigns Medicare benefits to Cedars-Sinai Medical Care Foundation (Los Angeles, 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 Samuel Guzman'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 Samuel Guzman was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.