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GREGORY MILLER BARNELL NP
NPI 1083966931
Nurse Practitioner - Adult Health in Oakland, CA

Active since October 02, 2012PECOS EnrolledAccepts Medicare Assignment
275 W MACARTHUR BLVD, OAKLAND, CA 94611(510) 752-1000 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gregory Miller Barnell Np NPPES

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

GREGORY MILLER BARNELL NP (NPI 1083966931) is an individual adult health provider in Oakland, California, licensed in California (22070) and active in the NPI registry since October 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1083966931
Entity TypeIndividualMale
Primary Taxonomy363LA2200X
Provider Legal NameGREGORY MILLER BARNELLCredential: NP
Location Address275 W MACARTHUR BLVDOakland, CA 94611-5641
Mailing Address275 W Macarthur BlvdOakland, CA 94611-5641 · (510) 752-1000
Phone(510) 752-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateOctober 2, 2012
Last NPPES UpdateJanuary 3, 2022
✔ NPI 1083966931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in CA · 22070
275 W MACARTHUR BLVD, Oakland, CA 94611
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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

Gregory Miller Barnell Np 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 ID749435741
PECOS Enrollment IDI20130222000468
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 94611 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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.

DR. ANNA C. MORGAN MD
Specialist
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
DR. TRANG H. LA MD
Radiology (Radiation Oncology)
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
DR. AMIN MATIN M.D., M.P.H.
Radiology (Diagnostic Radiology)
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (925) 295-5758
SUCHETA KORWAR MD
Student in an Organized Health Care Education/Training Program
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
MR. MATTHEW GABRIELSON D.P.T.
Physical Therapist (Orthopedic)
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-6221
MALORIE HACKER MD
Student in an Organized Health Care Education/Training Program
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
RENEE L. PERRY DO
Obstetrics & Gynecology
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
HERPRIT KAUR MAHAL MD
Hospitalist
275 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000

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 Gregory Barnell's NPI number?

The NPI number for Gregory Barnell is 1083966931. It was assigned to this individual provider in the NPPES registry on October 2, 2012.

Where is Gregory Barnell located?

Gregory Barnell practices at 275 W Macarthur Blvd, Oakland, CA 94611. The listed phone number is (510) 752-1000.

What is Gregory Barnell's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Gregory Barnell enrolled in Medicare?

Yes. Gregory Barnell 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 Gregory Barnell was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.