MR. THOMAS SPENCER COWLES PA-C
NPI 1922696509
Physician Assistant in Granite Bay, CA

Active since January 08, 2021PECOS EnrolledAccepts Medicare Assignment
94.62/100
CMS Quality Rating
9190 OAK LEAF WAY, GRANITE BAY, CA 95746(916) 203-4942 Get Directions Write a Review

NPPES record last updated: February 28, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 28, 2025, Jan 8, 2021 (2 updates tracked since 2021).

About Mr. Thomas Spencer Cowles Pa-c NPPES

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

MR. THOMAS SPENCER COWLES PA-C (NPI 1922696509) is an individual physician assistant in Granite Bay, California, licensed in California (PA59034) and active in the NPI registry since January 2021. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1922696509
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. THOMAS SPENCER COWLESCredential: PA-C
Location Address9190 OAK LEAF WAYGranite Bay, CA 95746-8913
Mailing Address2315 Stockton BlvdSacramento, CA 95817-2201 · (916) 203-4942
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateJanuary 8, 2021
Last NPPES UpdateFebruary 28, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 28, 2025
NPI 1922696509 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in CA · PA59034
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

9190 OAK LEAF WAY, Granite Bay, CA 95746

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

Mr. Thomas Spencer Cowles Pa-c 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 ID7416357165
PECOS Enrollment IDI20210817000838
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 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
186 services184 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
57 services57 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
56 services56 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
27 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95746 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
$92.61 typical visit price
range $60.44 – $180.85
Typical copayment $23.15 (range $15.11 – $45.21)
Most-billed visit code 99203
Established Patient
$75.03 typical visit price
range $19.88 – $148.15
Typical copayment $18.75 (range $4.97 – $37.03)
Most-billed visit code 99213
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.

94.62/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.67
Improvement Activities40
Cost97.14

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 Thomas Cowles's NPI number?

The NPI number for Thomas Cowles is 1922696509. It was assigned to this individual provider in the NPPES registry on January 8, 2021.

Where is Thomas Cowles located?

Thomas Cowles practices at 9190 Oak Leaf Way, Granite Bay, CA 95746. The listed phone number is (916) 203-4942.

What is Thomas Cowles's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Thomas Cowles enrolled in Medicare?

Yes. Thomas Cowles 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 Thomas Cowles was last updated on February 28, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.