PETER P. SUN M.D.
NPI 1972590354
Neurological Surgery in Oakland, CA

Active since September 30, 2005PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
744 52ND ST, 5TH FLOOR, OAKLAND, CA 94609(510) 428-3319(510) 597-7034 Get Directions Write a Review

NPPES record last updated: March 14, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Peter P. Sun M.d. NPPES

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

PETER P. SUN M.D. (NPI 1972590354) is an individual neurological surgery provider in Oakland, California, licensed in California (G76016) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1972590354
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NamePETER P. SUNCredential: M.D.
Location Address744 52ND ST, 5TH FLOOROakland, CA 94609-1810
Mailing Address744 52nd St, 5th FloorOakland, CA 94609-1810 · (510) 428-3319 · Fax (510) 597-7034
Fax(510) 597-7034
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateSeptember 30, 2005
Last NPPES UpdateMarch 14, 2013
✔ NPI 1972590354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License✔ Licensed in CA · G76016
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
744 52ND ST, Oakland, CA 94609

Other Identifiers 1

Medicaid00G760160CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Peter P. Sun M.d. 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 ID648505065
PECOS Enrollment IDI20190708001979
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 Peter Sun reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group

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 94609 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
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

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 (Pediatrics)
744 52ND ST
OAKLAND, CA 94609
Physician Assistant
744 52ND ST
OAKLAND, CA 94609
Registered Nurse
744 52ND ST
OAKLAND, CA 94609
Speech-Language Pathologist
744 52ND ST, CRANIOFACIAL 5TH FLOOR
OAKLAND, CA 94609
Specialist/Technologist (Athletic Trainer)
744 52ND ST, UCSF BENIOFF CHILDREN'S HOPSPITAL
OAKLAND, CA 94609
Physician Assistant
744 52ND ST
OAKLAND, CA 94609
Speech-Language Pathologist
744 52ND ST
OAKLAND, CA 94609
Physical Therapist
744 52ND ST
OAKLAND, CA 94609

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 Peter Sun's NPI number?

The NPI number for Peter Sun is 1972590354. It was assigned to this individual provider in the NPPES registry on September 30, 2005.

Where is Peter Sun located?

Peter Sun practices at 744 52nd St 5th Floor, Oakland, CA 94609. The listed phone number is (510) 428-3319.

What is Peter Sun's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Peter Sun enrolled in Medicare?

Yes. Peter Sun 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.

Which organizations bill Medicare for Peter Sun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Sun reassigns Medicare benefits to 2 organizations: University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (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 Peter Sun'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 Peter Sun was last updated on March 14, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.