TAMMY EZINNE ONU
NPI 1760997951
Physician Assistant in Clearlake, CA

Active since December 09, 2017PECOS EnrolledAccepts Medicare Assignment
15230 LAKESHORE DR, CLEARLAKE, CA 95422(707) 995-4500(707) 995-2401 Get Directions Write a Review

NPPES record last updated: December 29, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Dec 29, 2021, Dec 9, 2017 (2 updates tracked since 2017).

About Tammy Ezinne Onu NPPES

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

TAMMY EZINNE ONU (NPI 1760997951) is an individual physician assistant in Clearlake, California, licensed in California (55190) and active in the NPI registry since December 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Hercules, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1760997951
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameTAMMY EZINNE ONU
Location Address15230 LAKESHORE DRClearlake, CA 95422-8107
Mailing Address15230 Lakeshore DrClearlake, CA 95422-8107 · (707) 995-4500 · Fax (707) 995-2401
Fax(707) 995-2401
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateDecember 9, 2017
Last NPPES UpdateDecember 29, 20212 updates tracked since enumeration
NPI 1760997951 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 · 55190
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.

15230 LAKESHORE DR, Clearlake, CA 95422

Secondary Practice Location 1

Location 1121 Driftwood CvHercules, CA 94547-2643 · Phone (510) 703-6501

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

Tammy Ezinne Onu 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 ID4981951217
PECOS Enrollment IDI20180718001757
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 95422 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
$90.32 typical visit price
range $58.87 – $176.60
Typical copayment $22.58 (range $14.71 – $44.15)
Most-billed visit code 99203
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
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.

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.

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
1 supplier33 claims33 services$103.96 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 supplier11 claims11 services$34.73 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.

Nurse Practitioner (Obstetrics & Gynecology)
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Family Medicine
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Family Medicine
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Pediatrics
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Internal Medicine
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Pediatrics
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Pediatrics
15230 LAKESHORE DR
CLEARLAKE, CA 95422
Surgery
15230 LAKESHORE DR
CLEARLAKE, CA 95422

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1760997951, enumerated as an "individual" on December 09, 2017.

The provider is located at 15230 LAKESHORE DR CLEARLAKE, CA 95422 and the phone number is (707) 995-4500.

Physician Assistant with taxonomy code 363A00000X.