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DR. GRANT JOSEPH-CIBIK GIFFORD DO
NPI 1578149258
Internal Medicine - Nephrology in San Francisco, CA

Active since March 22, 2021PECOS Enrolled
500 PARNASSUS AVE # MUW418, SAN FRANCISCO, CA 94143(415) 514-5575(415) 476-3381 Get Directions Write a Review

NPPES record last updated: March 20, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 20, 2026, Feb 6, 2026, Jun 7, 2024 and 1 more (4 updates tracked since 2021).

About Dr. Grant Joseph-cibik Gifford Do NPPES

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

DR. GRANT JOSEPH-CIBIK GIFFORD DO (NPI 1578149258) is an individual nephrology provider in San Francisco, California, licensed in California (20A22382) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS and is a graduate of Touro Un College Of Osteopathic Medicine, Vallejo (2021).

NPPES Registry Identity

NPI1578149258
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. GRANT JOSEPH-CIBIK GIFFORDCredential: DO
Location Address500 PARNASSUS AVE # MUW418San Francisco, CA 94143-2203
Mailing Address500 Parnassus Ave # Muw418San Francisco, CA 94143-2203 · (415) 514-5575 · Fax (415) 476-3381
Phone(415) 514-5575
Fax(415) 476-3381
Sole ProprietorNo
Medical School CMSTouro Un College Of Osteopathic Medicine, VallejoGraduated 2021
Enumeration DateMarch 22, 2021
Last NPPES UpdateMarch 20, 20264 updates tracked since enumeration
NPPES CertifiedMarch 20, 2026
✔ NPI 1578149258 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · 20A22382
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.
500 PARNASSUS AVE # MUW418, San Francisco, CA 94143
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Grant Joseph-cibik Gifford Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8426493040
PECOS Enrollment IDI20260410003015
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Grant Gifford reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of California San Francisco
Same address
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
Same address
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808
Regents Of The University Of California
Same address
Endocrinology, Diabetes & Metabolism
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 2,112 clinicians in this Medicare group
NPI 1376613943 (415) 353-2350

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER RAMSAY SHOWERS MD
Internal Medicine (Nephrology)
500 PARNASSUS AVE # MUW418
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-2172

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 Grant Gifford's NPI number?

The NPI number for Grant Gifford is 1578149258. It was assigned to this individual provider in the NPPES registry on March 22, 2021.

Where is Grant Gifford located?

Grant Gifford practices at 500 Parnassus Ave # Muw418, San Francisco, CA 94143. The listed phone number is (415) 514-5575.

What is Grant Gifford's specialty?

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

Is Grant Gifford enrolled in Medicare?

Yes. Grant Gifford is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Grant Gifford's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grant Gifford reassigns Medicare benefits to 3 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Regents Of The University Of California (San Francisco, CA). Each 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 Grant Gifford's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Grant Gifford was last updated on March 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.