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DR. DANIEL K. WOO M.D.
NPI 1669670832
General Practice in Pico Rivera, CA

Active since July 10, 2007PECOS Enrolled
4511 ROSEMEAD BLVD, PICO RIVERA, CA 90660(562) 692-3388(281) 664-3522 Get Directions Write a Review

NPPES record last updated: February 27, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 9, 2025, Jul 26, 2018 (2 updates tracked since 2018).

About Dr. Daniel K. Woo M.d. NPPES

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

DR. DANIEL K. WOO M.D. (NPI 1669670832) is an individual general practice provider in Pico Rivera, California, licensed in California (A77985) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669670832
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NameDR. DANIEL K. WOOCredential: M.D.
Location Address4511 ROSEMEAD BLVDPico Rivera, CA 90660-2032
Mailing Address1121 Coronet DrRiverside, CA 92506-5606 · (203) 982-8789
Phone(562) 692-3388
Fax(281) 664-3522
Sole ProprietorYes
Enumeration DateJuly 10, 2007
Last NPPES UpdateFebruary 27, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 27, 2026
✔ NPI 1669670832 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in CA · A77985
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
4511 ROSEMEAD BLVD, Pico Rivera, CA 90660
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Other Identifiers 4

Medicaid10199.9280001PA
Other039818PA · Medicare Group
Medicaid02907808NY
Medicaid166967832PA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Daniel K. Woo M.d. 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 Daniel Woo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Daniel Woo MD P C
Same address
General Practice
4511 ROSEMEAD BLVD
Pico Rivera, CA 90660
  • Reassigned Medicare billing, California enrollment
NPI 1023984028 (562) 692-3388
Oc Health Medical Corporation
19 mi
Internal Medicine
438 E KATELLA AVE STE F
Orange, CA 92867
  • Reassigned Medicare billing, California enrollment
  • 4 clinicians in this Medicare group
NPI 1164278404 (714) 744-5000

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

Other Providers at the Same Location NPPES 8

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

DANIEL WOO MD P C
General Practice
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 692-3388
GEMMA TH KO,MD. INC.
Internal Medicine
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 692-3388
DR. KHALID NUR M.D.
Internal Medicine
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 692-3388
DR. GEMMA TOK HYON KO M.D.
Internal Medicine
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 692-3388
FOUNDATION MEDICAL GROUP, INC.
Orthopaedic Surgery
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 695-2282
PARVEEN NUR AHMED M.D.
Internal Medicine
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 695-2282
KHALID B. AHMED M.D. INC.
Orthopaedic Surgery
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 695-2282
KHALID B AHMED MD APC
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
4511 ROSEMEAD BLVD
PICO RIVERA, CA 90660
Los Angeles County (562) 695-2282

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 Daniel Woo's NPI number?

The NPI number for Daniel Woo is 1669670832. It was assigned to this individual provider in the NPPES registry on July 10, 2007.

Where is Daniel Woo located?

Daniel Woo practices at 4511 Rosemead Blvd, Pico Rivera, CA 90660. The listed phone number is (562) 692-3388.

What is Daniel Woo's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Daniel Woo enrolled in Medicare?

Yes. Daniel Woo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Daniel Woo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Daniel Woo reassigns Medicare benefits to 2 organizations: Daniel Woo MD P C (Pico Rivera, CA) and Oc Health Medical Corporation (Orange, 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 Daniel Woo'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 Daniel Woo was last updated on February 27, 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.