DR. JAMES ALEXANDER THOMAS MD, PHD
NPI 1639493430
Hospitalist in Palo Alto, CA

Q: What is James Thomas's NPI number?

The NPI number for James Thomas is 1639493430. It was assigned to this individual provider in the NPPES registry on March 23, 2010.

Q: What is James Thomas's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for James Thomas was last updated on February 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 March 23, 2010PECOS EnrolledAccepts Medicare Assignment

795 EL CAMINO REAL, PALO ALTO, CA 94301(650) 321-4121 Get Directions Write a Review

NPPES record last updated: February 16, 2021. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Feb 16, 2021, Jun 5, 2020 (2 updates tracked since 2020).

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About Dr. James Alexander Thomas Md, Phd NPPES

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

DR. JAMES ALEXANDER THOMAS MD, PHD (NPI 1639493430) is an individual hospitalist provider in Palo Alto, California, licensed in California (A123299) and active in the NPI registry since March 2010. He is enrolled in Medicare PECOS and is a graduate of University Of Virginia School Of Medicine (2009).

NPPES Registry Identity

NPI1639493430

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameDR. JAMES ALEXANDER THOMASCredential: MD, PHD

Location Address795 EL CAMINO REALPalo Alto, CA 94301-2302

Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (650) 321-4121

Phone(650) 321-4121

Sole ProprietorNo

Medical School CMSUniversity Of Virginia School Of MedicineGraduated 2009

Enumeration DateMarch 23, 2010

Last NPPES UpdateFebruary 16, 20212 updates tracked since enumeration

NPPES CertifiedFebruary 16, 2021

✔ NPI 1639493430 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in CA · A123299

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License A123299 (CA)

795 EL CAMINO REAL, Palo Alto, CA 94301

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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. James Alexander Thomas Md, Phd 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 ID2163653635

PECOS Enrollment IDI20140326000854

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 7

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

240 services101 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

167 services90 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

88 services85 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

68 services64 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

60 services59 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

39 services39 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94301 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

$156.67 typical visit price

range $70.37 – $206.04

Typical copayment $39.16 (range $17.59 – $51.51)

Most-billed visit code 99204

Established Patient

$121.77 typical visit price

range $23.96 – $169.60

Typical copayment $30.44 (range $5.99 – $42.40)

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.

Referred Medical Equipment & Supplies CMS DME claims 5

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

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260

DME-Hospital Beds · category DB000N

3 suppliers19 claims19 services$39.10 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers20 claims20 services$14.85 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

4 suppliers33 claims33 services$73.03 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

3 suppliers24 claims24 services$14.03 avg. paid by Medicare

Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$34.23 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.

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