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SUMMIT NEPHROLOGY MEDICAL GROUP, INC
NPI 1962575449
Internal Medicine - Nephrology in Roseville, CA

Active since November 15, 2006CLIA Certified · 2 labs
151 N SUNRISE AVE, STE. 1205, ROSEVILLE, CA 95661(916) 789-1505(916) 789-1513 Get Directions Write a Review

NPPES record last updated: April 9, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 9, 2019, Mar 7, 2019 (2 updates tracked since 2019).

About Summit Nephrology Medical Group, Inc NPPES

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

SUMMIT NEPHROLOGY MEDICAL GROUP, INC (NPI 1962575449) is a healthcare organization registered as a nephrology in Roseville, California and active in the NPI registry since November 2006. The organization holds 2 active CLIA laboratory certificates and lists Adarsh Bhat, C.o.o., as its authorized official.

NPPES Registry Identity

NPI1962575449
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameSUMMIT NEPHROLOGY MEDICAL GROUP, INC
Location Address151 N SUNRISE AVE, STE. 1205Roseville, CA 95661-2926
Mailing Address151 N Sunrise Ave, Ste. 1205Roseville, CA 95661-2926 · (916) 789-1505 · Fax (916) 789-1513
Phone(916) 789-1505
Fax(916) 789-1513
Organization SubpartNo
Authorized OfficialAdarsh BhatC.o.o. · (916) 789-1505
Enumeration DateNovember 15, 2006
Last NPPES UpdateApril 9, 20192 updates tracked since enumeration
✔ NPI 1962575449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses✔ Licensed in CA · A107520✔ Licensed in CA · 20A7602✔ Licensed in CA · A72684✔ Licensed in CA · A69494✔ Licensed in CA · A92471✔ Licensed in CA · A117327✔ Licensed in CA · A92610✔ Licensed in CA · A107133
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
151 N SUNRISE AVE, Roseville, CA 95661
Open in Google Maps ↗

Other Identifiers 1

MedicaidGR0100970CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Summit Nephrology Medical Group, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to Summit Nephrology Medical Group, Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 8 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Nephrology10
Nurse Practitioner1

Clinicians, nearest first (11)

Piper Hughes, M.D.
Nephrology
NPI 1750647285
151 N SUNRISE AVE STE 1205
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts MedicareSame address
Ali Banisad, MD
Nephrology
NPI 1174016968
151 N SUNRISE AVE STE 1202
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
151 N SUNRISE AVE STE 1202
Roseville, CA 95661
(916) 789-1505
✔ PECOS0.2 mi
Gregory Spin, D.O.
Nephrology
NPI 1114977386
151 N SUNRISE AVE SUITE 1205
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
Adarsh Bhat, M.D.
Nephrology
NPI 1861443228
151 N SUNRISE AVE SUITE 1205
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
Don Chang, M.D.
Nephrology
NPI 1619101805
151 N SUNRISE AVE SUITE 1205
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
Lana Gafter, M.D.
Nephrology
NPI 1376529552
151 N SUNRISE AVE SUITE 1205
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
Brian Thornton
Nephrology
NPI 1689625147
151 N SUNRISE AVE SUITE 611
Roseville, CA 95661
(916) 789-1505
✔ PECOS✔ Accepts Medicare0.2 mi
Leonard Alderette, FNP-C
Nurse Practitioner
NPI 1013789106
11969 HERITAGE OAK PL
Auburn, CA 95603
(530) 878-5950
✔ PECOS✔ Accepts Medicare16 mi
Jackson Wang, MD
Nephrology
NPI 1003183617
10058 WOLF RD
Grass Valley, CA 95949
(530) 268-7708
✔ PECOS✔ Accepts Medicare23 mi
Sourabh Kharait, M.D
Nephrology
NPI 1124265822
1625 N CAMPBELL AVE
Tucson, AZ 85719
(520) 626-6371
✔ PECOS✔ Accepts Medicare735 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 05D1020429

Summit Nephrology Medical Group Inc · Roseville, CA
Active · expires Dec 17, 2027
CLIA Number05D1020429
Laboratory TypePhysician Office
Certificate Effective DateDecember 18, 2025
Certificate Expiration DateDecember 17, 2027
Laboratory DirectorAdarsh Bhat, MD
Laboratory Phone(916) 789-1505
Laboratory LocationSummit Nephrology Medical Group Inc151 N Sunrise Ave Ste 1205, Roseville, CA 95661
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 05D1065616

Summit Nephrology Medical Group, Inc · Auburn, CA
Active · expires Mar 5, 2027
CLIA Number05D1065616
Laboratory TypePhysician Office
Certificate Effective DateMarch 6, 2025
Certificate Expiration DateMarch 5, 2027
Laboratory DirectorGregory Spin, Do
Laboratory Phone(916) 789-1505
Laboratory LocationSummit Nephrology Medical Group, Inc11969 Heritage Oaks Pl, Auburn, CA 95603
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Summit Nephrology Medical Group, Inc's NPI number?

The NPI number for Summit Nephrology Medical Group, Inc is 1962575449. It was assigned to this organization in the NPPES registry on November 15, 2006.

Where is Summit Nephrology Medical Group, Inc located?

Summit Nephrology Medical Group, Inc is located at 151 N Sunrise Ave Ste. 1205, Roseville, CA 95661. The listed phone number is (916) 789-1505.

What is Summit Nephrology Medical Group, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Summit Nephrology Medical Group, Inc enrolled in Medicare?

Yes. Summit Nephrology Medical Group, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Summit Nephrology Medical Group, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 2 Medicare specialties reassign their Medicare billing to Summit Nephrology Medical Group, Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nephrology (10) and Nurse Practitioner (1). Of these, 1 practice at this address and 8 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Summit Nephrology Medical Group, Inc hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Summit Nephrology Medical Group, Inc was last updated on April 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.