Unknown Individual – Emergency Medicine Physician, NPI 1013908433

Unknown Individual is a healthcare provider. based in Castro valley, California. specializing in EMERGENCY MEDICINE. They hold a License No. G52284 (CA). The NPI Number for Unknown Individual is 1013908433

Main info

Organization
Inactive
45 Years Of Experience
Accepts Medicare Assignment
Name
Unknown Individual
NPI
1013908433
Phone
(209) 342-2300
Address
20103 LAKE CHABOT RD
Deactivation Date
23 April 2026

Doctor Profile

Medical School Name
UNIVERSITY OF SOUTH ALABAMA COLLEGE OF MEDICINE
Secondary Phone
4156772300
Graduation Year
1981 (45 years ago)
PAC ID
1951491836
Group Practice PAC ID
9830426295
Professional Enrollment ID
I20080711000224
Address ID
CA941334851SA845XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience14
Completeness75
Years active:0State licenses:1Digital endpointsOther names

5,790 EMERGENCY MEDICINE in CA

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Provider Addresses for Unknown Individual

  • Eden Medical Center, 20103, Lake Chabot Road, Castro Valley, Alameda County, California, 94546, United States

    CASTRO VALLEY, CA 945465341

    Phone: (209) 342-2300

    Fax: (209) 524-4240

    Type: Location

  • 4301 NORTHSTAR WAY

    MODESTO, CA 953569262

    Phone: (209) 342-2300

    Fax: (209) 524-4240

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $296.

Total Amount is formed as General ($296) + Research ($0) + Ownership ($0) = $296.

Last reported payment date: 2024-10-10 • Largest payer in this snapshot: Inari Medical, Inc. ($167).

Total Amount

$296

General + Research + Ownership

Payments

2

Total payment records

General Amount

$296

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-10

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080711000224IEmergency MedicineCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making333316$0
99284Emergency department visit with moderate level of medical decision making174163$0
99291Critical care, first 30-74 minutes8685$0
99283Emergency department visit with low level of medical decision making2422$0
View full utilization report →

Insurance plans in this area (ZIP 94546)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9830426295View full group profile
NameSpecialtyState
-OH
Emergency MedicineCA
Emergency MedicineAZ
Emergency MedicineCA
Emergency MedicineCA
Emergency MedicineCA
Emergency MedicineCA
Emergency MedicineCA
Emergency MedicineCA
Emergency MedicineCA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

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Frequently asked questions

Is there an official ID for Unknown Individual in U.S. healthcare records?
The official identifier for Unknown Individual is NPI 1013908433.
Does inactive status mean Unknown Individual stopped practicing?
Inactive registry status can reflect deactivation, consolidation, or data lag.
What clinical focus is listed for Unknown Individual?
At a glance, Unknown Individual is tied to Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
Is Unknown Individual associated with Castro Valley?
Public fields place Unknown Individual around Castro Valley, California. Always confirm the exact site before visiting.
When was this NPI issued?
Enumeration for Unknown Individual is noted as not shown in this record where the registry provides it.

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