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MICHAEL GREAS
NPI 1982059168
Pathology - Anatomic Pathology in Loma Linda, CA

Active since April 26, 2016PECOS EnrolledAccepts Medicare Assignment
85.18/100
CMS Quality Rating
11234 ANDERSON ST, LOMA LINDA UNIVERSITY PATHOLOGY RESIDENCY, LOMA LINDA, CA 92354(909) 558-4094 Get Directions Write a Review

NPPES record last updated: April 30, 2024. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Apr 30, 2024, May 9, 2022, Jun 16, 2020 (3 updates tracked since 2020).

About Michael Greas NPPES

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

MICHAEL GREAS (NPI 1982059168) is an individual anatomic pathology provider in Loma Linda, California, licensed in California (A157365) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1982059168
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameMICHAEL GREAS
Location Address11234 ANDERSON ST, LOMA LINDA UNIVERSITY PATHOLOGY RESIDENCYLoma Linda, CA 92354-2804
Mailing Address11234 Anderson St Rm 2516Loma Linda, CA 92354-2804 · (909) 558-4094
Phone(909) 558-4094
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateApril 26, 2016
Last NPPES UpdateApril 30, 20243 updates tracked since enumeration
NPPES CertifiedSeptember 4, 2020
✔ NPI 1982059168 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in CA · A157365
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 · HematologyTaxonomy 207ZH0000X · License A157365 (CA)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
11234 ANDERSON ST, Loma Linda, CA 92354
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Secondary Practice Location 1

Location 11100 N. State Street, Clinic Tower - A7E (Department of Pathology)Los Angeles, CA 90033 · Phone (323) 409-7150

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

Michael Greas 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 ID840678264
PECOS Enrollment IDI20220525002559
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 12

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.
906 services542 patients
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.
116 services70 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.
88 services22 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.
73 services19 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
54 services51 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.
43 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92354 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

85.18/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.81
Promoting Interoperability82
Improvement Activities40
Cost64.54

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.

ELYSE LAUREN GURAN
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4015
SAMUEL COOK CHAMBI
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4015
LUIS MIGUEL OLMEDO TEMICH MD
General Practice
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-2822
HYUKJE SUNG MD, MA
Preventive Medicine (Occupational Medicine)
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-6491
JEFFERSON BRANCH RICHARDS
Student in an Organized Health Care Education/Training Program
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4074
JOSEPH UNIS M.D.
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-8311
MARINA LIU M.D.
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4475
JOSEPH M WILKINSON CRNA
Nurse Anesthetist, Certified Registered
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4475

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 Michael Greas's NPI number?

The NPI number for Michael Greas is 1982059168. It was assigned to this individual provider in the NPPES registry on April 26, 2016.

Where is Michael Greas located?

Michael Greas practices at 11234 Anderson St Loma Linda University Pathology Residency, Loma Linda, CA 92354. The listed phone number is (909) 558-4094.

What is Michael Greas's specialty?

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

Is Michael Greas enrolled in Medicare?

Yes. Michael Greas 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 Michael Greas was last updated on April 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.