DR. ANDREA M TOM M.D.
NPI 1013980390
Internal Medicine - Endocrinology, Diabetes & Metabolism in San Carlos, CA

Active since February 08, 2006PECOS EnrolledAccepts Medicare Assignment
80.58/100
CMS Quality Rating
301 INDUSTRIAL RD, SAN CARLOS, CA 94070(650) 596-4030 Get Directions Write a Review

NPPES record last updated: May 28, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 28, 2020, Feb 12, 2020 (2 updates tracked since 2020).

About Dr. Andrea M Tom M.d. NPPES

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

DR. ANDREA M TOM M.D. (NPI 1013980390) is an individual endocrinology, diabetes & metabolism provider in San Carlos, California, licensed in California (A77143) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Palo Alto, and is a graduate of Warren Alpert Medical School Of Brown University (2000).

NPPES Registry Identity

NPI1013980390
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. ANDREA M TOMCredential: M.D.
Location Address301 INDUSTRIAL RDSan Carlos, CA 94070-2603
Mailing Address325 Distel CirLos Altos, CA 94022-1408
Sole ProprietorNo
Medical School CMSWarren Alpert Medical School Of Brown UniversityGraduated 2000
Enumeration DateFebruary 8, 2006
Last NPPES UpdateMay 28, 20202 updates tracked since enumeration
NPPES CertifiedMay 28, 2020
NPI 1013980390 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Licenses Licensed in CA · A77143 Licensed in MN · 47122
Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

301 INDUSTRIAL RD, San Carlos, CA 94070

Secondary Practice Location 1

Location 1795 El Camino RealPalo Alto, CA 94301-2302 · Phone (650) 853-2981

Other Identifiers 2

Medicaid00A771430CA
Medicaid370419000MN

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

Dr. Andrea M Tom 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 ID4183606049
PECOS Enrollment IDI20070828001063
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94070 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.

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.

80.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.43
Promoting Interoperability100
Improvement Activities40
Cost46.5

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
3 suppliers17 claims34 services$5.83 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
4 suppliers50 claims51 services$197.72 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Internal Medicine
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Physical Therapy Assistant
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Pediatrics
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Pediatrics
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Emergency Medicine
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Nurse Practitioner (Obstetrics & Gynecology)
301 INDUSTRIAL RD
SAN CARLOS, CA 94070
Dietitian, Registered (Nutrition, Obesity and Weight Management)
301 INDUSTRIAL RD
SAN CARLOS, CA 94070

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 Andrea Tom's NPI number?

The NPI number for Andrea Tom is 1013980390. It was assigned to this individual provider in the NPPES registry on February 8, 2006.

Where is Andrea Tom located?

Andrea Tom practices at 301 Industrial Rd, San Carlos, CA 94070. The listed phone number is (650) 596-4030.

What is Andrea Tom's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Andrea Tom enrolled in Medicare?

Yes. Andrea Tom 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 Andrea Tom was last updated on May 28, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.