MARY REBECCA SCHWARTZ MD
NPI 1477501948
Pathology - Anatomic Pathology & Clinical Pathology in Houston, TX

Q: What is Mary Schwartz's NPI number?

The NPI number for Mary Schwartz is 1477501948. It was assigned to this individual provider in the NPPES registry on May 5, 2006.

Q: What is Mary Schwartz's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Q: When was this NPI record last updated?

The NPPES record for Mary Schwartz was last updated on December 21, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since May 05, 2006PECOS EnrolledAccepts Medicare Assignment

95.47/100

CMS Quality Rating

6565 FANNIN ST, MS205, HOUSTON, TX 77030(713) 394-6450 Get Directions Write a Review

NPPES record last updated: December 21, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Mary Rebecca Schwartz Md NPPES

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

MARY REBECCA SCHWARTZ MD (NPI 1477501948) is an individual anatomic pathology & clinical pathology provider in Houston, Texas, licensed in Texas (F3325) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Washington University School Of Medicine (1978).

NPPES Registry Identity

NPI1477501948

Entity TypeIndividualFemale

Primary Taxonomy207ZP0102X

Provider Legal NameMARY REBECCA SCHWARTZCredential: MD

Location Address6565 FANNIN ST, MS205Houston, TX 77030-2703

Mailing AddressPo Box 4701Houston, TX 77210-4701 · (713) 441-3885 · Fax (713) 441-3886

Phone(713) 394-6450

Sole ProprietorNo

Medical School CMSWashington University School Of MedicineGraduated 1978

Enumeration DateMay 5, 2006

Last NPPES UpdateDecember 21, 2007

✔ NPI 1477501948 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in TX · F3325

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 · CytopathologyTaxonomy 207ZC0500X · License F3325 (TX)

6565 FANNIN ST, Houston, TX 77030

Open in Google Maps ↗

Other Identifiers 5

Medicare PINP00183843TX

Medicare UPINE57261

Medicare PIN8F3021TX

Medicare PIN8G9522TX

Medicare PINP00426965TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

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

Mary Rebecca Schwartz 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 ID3779534110

PECOS Enrollment IDI20050203000083

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 15

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.

1,692 services830 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.

307 services106 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.

164 services87 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.

163 services149 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.

148 services55 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

76 services51 patients

Cell examination of specimen, selective cellular enhancement technique 88112

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

63 services55 patients

Evaluation of fine needle aspirate with interpretation and report 88173

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

50 services36 patients

Cell examination of specimen, concentration technique 88108

Cell examination of a specimen using a concentration technique is a lab process that enhances the detection of cells in a sample. This method helps to focus on key areas of the sample, making it easier to spot abnormalities or changes. It's a crucial part of diagnosing and monitoring certain health conditions.

49 services44 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.

44 services17 patients

Evaluation of fine needle aspirate 88172

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

36 services27 patients

Pathology cytologic examination of specimen during surgery, initial site 88333

A pathology cytologic examination during surgery involves taking a small sample of cells from the initial site of concern. This sample is then examined under a microscope by a pathologist to check for any abnormal or disease-causing cells. This helps guide the ongoing surgical procedure.

31 services26 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.

28 services26 patients

Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure 88377

Microscopic genetic analysis of tissue is a detailed lab process that examines your cells' genetic material. If more than one stain procedure is needed, it's termed an 'additional multiplex stain procedure'. This helps to highlight different components within your cells, aiding in accurate diagnosis and treatment planning.

27 services25 patients

Pathology examination of specimen during surgery, each additional tissue block 88332

During surgery, a pathology examination may be done on additional tissue blocks. This involves taking small samples of tissue and examining them under a microscope. This helps identify any abnormal cells or diseases present, aiding in the precise diagnosis and treatment planning.

14 services14 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450358

Location6565 FanninHouston, TX 77030 · Harris County

Emergency services Birthing friendly

Houston Methodist Baytown Hospital

Acute Care Hospitals · Baytown, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450424

Location4401 Garth RoadBaytown, TX 77521 · Harris County

Emergency services Birthing friendly

Houston Methodist Clear Lake Hospital

Acute Care Hospitals · Nassau Bay, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450709

Location18300 Houston Methodist DrNassau Bay, TX 77058 · Harris County

Emergency services Birthing friendly

Houston Methodist Sugarland Hospital

Acute Care Hospitals · Sugar Land, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450820

Location16655 Southwest FreewaySugar Land, TX 77479 · Fort Bend County

Emergency services Birthing friendly

Houston Methodist Willowbrook Hospital

Acute Care Hospitals · Houston, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450844

Location18220 State Highway 249Houston, TX 77070 · Harris County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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.

95.47/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

97.15

Improvement Activities

Cost

83.57

Reported Quality Measures

Quantitative Immunohistochemical (IHC) Evaluation of Human Epidermal Growth Factor Receptor 2 Testing (HER2) for Breast Cancer Patients

This is a measure based on whether quantitative evaluation of Human Epidermal Growth Factor Receptor 2 Testing (HER2) by immunohistochemistry (IHC) uses the system recommended in the current ASCO/CAP Guidelines for Human Epidermal Growth Factor Receptor 2…

100%36 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

SMAROULA DILIOGLOU PHD

Specialist/Technologist, Pathology

6565 FANNIN ST, MS205
HOUSTON, TX 77030

Harris County (713) 394-6450

MS. PRISCILLA DIAZ RN

Registered Nurse

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 441-2030

HOUSTON METHODIST CARDIOVASCULAR ANESTHESIA

Anesthesiology

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (832) 667-6097

LAN ZHOU MD

Pathology (Anatomic Pathology & Clinical Pathology)

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 394-6450

DR. AMANDA WALTON BASFORD M.D.

Internal Medicine (Nephrology)

6565 FANNIN ST, FONDREN 270
HOUSTON, TX 77030

Harris County (713) 441-0006

MRS. AMY REYES MICLAT RN, MS, CCRN, APRN-B

Nurse Practitioner (Acute Care)

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 441-4999

DR. MAHEEN ADAM WARDAK MD

Anesthesiology

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 441-2194

DR. SHUANG LI M.D.

Hospitalist

6565 FANNIN ST
HOUSTON, TX 77030

Harris County (832) 368-9466

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 Mary Schwartz's NPI number?

The NPI number for Mary Schwartz is 1477501948. It was assigned to this individual provider in the NPPES registry on May 5, 2006.

Where is Mary Schwartz located?

Mary Schwartz practices at 6565 Fannin St Ms205, Houston, TX 77030. The listed phone number is (713) 394-6450.

What is Mary Schwartz's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Mary Schwartz enrolled in Medicare?

Yes. Mary Schwartz 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.

What insurance does Mary Schwartz accept?

Health plans from Molina Healthcare list Mary Schwartz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mary Schwartz affiliated with any hospitals?

According to CMS data, Mary Schwartz is affiliated with Houston Methodist Hospital, Houston Methodist Baytown Hospital, Houston Methodist Clear Lake Hospital, Houston Methodist Sugarland Hospital and Houston Methodist Willowbrook Hospital.

When was this NPI record last updated?

The NPPES record for Mary Schwartz was last updated on December 21, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.