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IAN PATRICK HOFFMAN MD
NPI 1457550956
Family Medicine in Oakland, CA

Active since July 13, 2007PECOS Enrolled
3451 E. 12TH STREET, OAKLAND, CA 94601(510) 535-3319(510) 535-4187 Get Directions Write a Review

NPPES record last updated: March 16, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ian Patrick Hoffman Md NPPES

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

IAN PATRICK HOFFMAN MD (NPI 1457550956) is an individual family medicine provider in Oakland, California, licensed in California (A101932) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1457550956
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameIAN PATRICK HOFFMANCredential: MD
Location Address3451 E. 12TH STREETOakland, CA 94601
Mailing Address1601 Fruitvale AveOakland, CA 94601 · (510) 535-4000 · Fax (510) 535-4128
Phone(510) 535-3319
Fax(510) 535-4187
Sole ProprietorNo
Enumeration DateJuly 13, 2007
Last NPPES UpdateMarch 16, 2022
NPPES CertifiedMarch 16, 2022
✔ NPI 1457550956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A101932
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3451 E. 12TH STREET, Oakland, CA 94601
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Secondary Practice Location 1

Location 1632 Broadway PhNew York, NY 10012-2614 · Phone (800) 731-4254

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ian Patrick Hoffman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show Ian Hoffman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

South Salem Rehabilitation, LLC
492 mi
Skilled Nursing Facility
3445 BOONE RD SE
Salem, OR 97317
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • Medicare enrollment name: Kaiser Foundation Health Plan Of The Northwest
  • Also billed through NPI 1871848457 (Washington)
  • 3,207 clinicians in this Medicare group
NPI 1215071998 (503) 576-3000
Galileo Medical Group Ga, P.C.
2,562 mi
Family Medicine
632 BROADWAY PH 12
New York, NY 10012
  • Reassigned Medicare billing, Georgia enrollment
  • 52 clinicians in this Medicare group
NPI 1245920305 (347) 588-0601

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 94601 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 3

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

EDESSA ORE-GIRON DIAZ FNP
Nurse Practitioner (Family)
3451 E. 12TH STREET
OAKLAND, CA 94601
Alameda County (510) 535-4000
JEANNETTE HILGERT LCSW
Social Worker (Clinical)
3451 E. 12TH STREET
OAKLAND, CA 94601
Alameda County (510) 535-3700
MARIA EUGENIA MASSELLA HERNANDEZ NP
Family Medicine
3451 E. 12TH STREET, FAMILY MEDICINE DEPARTMENT, ADMINISTRATION
OAKLAND, CA 94601
Alameda County (510) 535-3500

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 Ian Hoffman's NPI number?

The NPI number for Ian Hoffman is 1457550956. It was assigned to this individual provider in the NPPES registry on July 13, 2007.

Where is Ian Hoffman located?

Ian Hoffman practices at 3451 E. 12th Street, Oakland, CA 94601. The listed phone number is (510) 535-3319.

What is Ian Hoffman's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Ian Hoffman enrolled in Medicare?

Yes. Ian Hoffman is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ian Hoffman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ian Hoffman reassigns Medicare benefits to 2 organizations: South Salem Rehabilitation, LLC (Salem, OR) and Galileo Medical Group Ga, P.C. (New York, NY). 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 Ian Hoffman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ian Hoffman accept?

Health plans from Ambetter Health and Oscar Health list Ian Hoffman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ian Hoffman was last updated on March 16, 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.