DR. SOURAV RAY M.D.
NPI 1669698163
Pathology - Anatomic Pathology & Clinical Pathology in Burlingame, CA

Q: What is Sourav Ray's NPI number?

The NPI number for Sourav Ray is 1669698163. It was assigned to this individual provider in the NPPES registry on April 17, 2007.

Q: What is Sourav Ray'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 Sourav Ray was last updated on October 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 April 17, 2007PECOS EnrolledAccepts Medicare Assignment

1783 EL CAMINO REAL, MILLS PENINSULA PATHOLOGY DEPT, BURLINGAME, CA 94010(650) 696-5611 Get Directions Write a Review

NPPES record last updated: October 19, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Sourav Ray M.d. NPPES

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

DR. SOURAV RAY M.D. (NPI 1669698163) is an individual anatomic pathology & clinical pathology provider in Burlingame, California, licensed in California (C52780) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS and is a graduate of Albany Medical College Of Union University (2002).

NPPES Registry Identity

NPI1669698163

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. SOURAV RAYCredential: M.D.

Location Address1783 EL CAMINO REAL, MILLS PENINSULA PATHOLOGY DEPTBurlingame, CA 94010-3205

Mailing Address383 E Grand Ave, Suite ASouth San Francisco, CA 94080-6234 · (650) 616-2951

Phone(650) 696-5611

Sole ProprietorNo

Medical School CMSAlbany Medical College Of Union UniversityGraduated 2002

Enumeration DateApril 17, 2007

Last NPPES UpdateOctober 19, 2007

✔ NPI 1669698163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code207ZP0102X

License✔ Licensed in CA · C52780

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.

1783 EL CAMINO REAL, Burlingame, CA 94010

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Other Identifiers 2

Medicare PIN00C527800CA

OtherC52780CA · Ca Medical License

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. Sourav Ray M.d. 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 ID840390019

PECOS Enrollment IDI20070717000614

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 Reassignments

Medicare enrollment records show Sourav Ray reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Peninsula Pathologists Medical Group Inc.

Same address

Anatomic Pathology & Clinical Pathology

1783 EL CAMINO REAL, PATHOLOGY DEPT
Burlingame, CA 94010

Reassigned Medicare billing, California enrollment
17 clinicians in this Medicare group

NPI 1285699793 (650) 696-5611

County Of San Mateo

2.8 mi

Adolescent and Children Mental Health

300 PIEDMONT AVE
San Bruno, CA 94066

Reassigned Medicare billing, California enrollment
597 clinicians in this Medicare group

NPI 1215029087 (650) 583-8958

Sutter Bay Medical Foundation

16 mi

Multi-Specialty

795 EL CAMINO REAL
Palo Alto, CA 94301

Reassigned Medicare billing, California enrollment
4,479 clinicians in this Medicare group

NPI 1013950807 (650) 321-4121

Associated Pathology Medical Group, Inc

33 mi

Anatomic Pathology & Clinical Pathology

105A COOPER CT
Los Gatos, CA 95032

Reassigned Medicare billing, California enrollment
17 clinicians in this Medicare group

NPI 1932283264 (408) 399-5010

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 26

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.

833 services515 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

737 services506 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.

352 services83 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.

179 services92 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.

143 services114 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

132 services47 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.

129 services115 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.

121 services57 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.

86 services74 patients

Special stained specimen slides to examine tissue, initial procedure 88342

86 services73 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).

84 services73 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.

79 services71 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.

67 services33 patients

Pathology examination of tissue using a microscope, moderately high complexity 88307

60 services36 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

46 services43 patients

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

37 services24 patients

Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method G0416

This procedure involves taking a small tissue sample from your gland located beneath your bladder. The sample is then examined under a microscope by a pathologist to check for any abnormalities or diseases. This is a standard method to ensure your well-being.

31 services31 patients

Pathology examination of tissue using a microscope, high complexity 88309

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

30 services24 patients

Pathology examination of tissue using a microscope, high complexity 88309

28 services23 patients

Preparation of tissue for examination by removing any calcium present 88311

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

28 services23 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.

26 services19 patients

Pathology examination of specimen during surgery, first tissue block 88331

26 services15 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.

24 services21 patients

Microscopic genetic analysis of tumor, manual 88360

24 services15 patients

Blood smear interpretation by physician with written report 85060

Blood smear interpretation is a lab test where your doctor examines a sample of your blood under a microscope. They look for abnormalities in your blood cells which can help diagnose various conditions. You'll receive a written report of the findings.

18 services18 patients

Pathology clinical consultation for clinical problem, 5-20 minutes 80503

A pathology clinical consultation is a brief meeting with a medical expert to discuss health concerns. The consultation, lasting between 5-20 minutes, involves reviewing your medical history and possibly conducting tests to diagnose or understand your health condition better.

14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94010 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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.

ROBERT HENRY MEINTS MD

Anesthesiology

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5400

KEVIN AKIRA FUKUDA MD

Anesthesiology

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5400

MARK NEWMAN PEDERSON M.D.

Radiology (Diagnostic Radiology)

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5515

DR. QUDDUSA DOONGERWALA M.D

Psychiatry & Neurology (Child & Adolescent Psychiatry)

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 312-5322

RICHARD JUNG MD

Anesthesiology (Pain Medicine)

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5400

DR. JUDY A ALONZO MD

Pathology (Anatomic Pathology & Clinical Pathology)

1783 EL CAMINO REAL, PATHOLOGY DEPT
BURLINGAME, CA 94010

San Mateo County (650) 696-5611

DR. MICHAEL JAY BRESLER M.D.

Emergency Medicine

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5500

DR. ALLAN JOSEPH BRODY M.D.

Emergency Medicine

1783 EL CAMINO REAL
BURLINGAME, CA 94010

San Mateo County (650) 696-5500

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 Sourav Ray's NPI number?

The NPI number for Sourav Ray is 1669698163. It was assigned to this individual provider in the NPPES registry on April 17, 2007.

Where is Sourav Ray located?

Sourav Ray practices at 1783 El Camino Real Mills Peninsula Pathology Dept, Burlingame, CA 94010. The listed phone number is (650) 696-5611.

What is Sourav Ray's specialty?

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

Is Sourav Ray enrolled in Medicare?

Yes. Sourav Ray 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 organizations bill Medicare for Sourav Ray's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sourav Ray reassigns Medicare benefits to 4 organizations: Peninsula Pathologists Medical Group Inc. (Burlingame, CA), County Of San Mateo (San Bruno, CA), Sutter Bay Medical Foundation (Palo Alto, CA) and Associated Pathology Medical Group, Inc (Los Gatos, CA). Each 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 Sourav Ray'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 Sourav Ray was last updated on October 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.