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THOMAS H HO M.D.
NPI 1255569836
Anesthesiology in Garden Grove, CA

Active since June 23, 2009PECOS EnrolledAccepts Medicare Assignment
12601 GARDEN GROVE BLVD, GARDEN GROVE, CA 92843(714) 636-0342(714) 636-0391 Get Directions Write a Review

NPPES record last updated: April 13, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Thomas H Ho M.d. NPPES

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

THOMAS H HO M.D. (NPI 1255569836) is an individual anesthesiology provider in Garden Grove, California, licensed in California (A121504) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2003).

NPPES Registry Identity

NPI1255569836
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameTHOMAS H HOCredential: M.D.
Location Address12601 GARDEN GROVE BLVDGarden Grove, CA 92843-1908
Mailing AddressPo Box 788Hemet, CA 92546-0788 · (714) 636-0342 · Fax (714) 636-0391
Phone(714) 636-0342
Fax(714) 636-0391
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2003
Enumeration DateJune 23, 2009
Last NPPES UpdateApril 13, 2015
✔ NPI 1255569836 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in CA · A121504✔ Licensed in MA · 246144
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
12601 GARDEN GROVE BLVD, Garden Grove, CA 92843
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Other Identifiers 2

Medicare PINGT213ACA
Medicaid1255569836CA

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

Thomas H Ho 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 ID648457598
PECOS Enrollment IDI20121206000225
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 Thomas Ho reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Orange Coast Anesthesia Inc
5.1 mi
Anesthesiology
2601 E CHAPMAN AVE
Orange, CA 92869
  • Reassigned Medicare billing, California enrollment
  • 168 clinicians in this Medicare group
NPI 1508138256 (714) 633-0011
Anesthesia Specialists Of Orange County, Inc.
5.1 mi
Anesthesiology
1211 W LA PALMA AVE, SUITE 209
Anaheim, CA 92801
  • Reassigned Medicare billing, California enrollment
  • 73 clinicians in this Medicare group
NPI 1134311319 (877) 594-2787

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
12 services12 patients

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.

PRIME HEALTHCARE SERVICES - GARDEN GROVE LLC
Psychiatric Unit
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 741-2700
KYUNG KOOK RO MD
Anesthesiology
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 636-0342
HARRISON TRAN PA-C
Physician Assistant (Medical)
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 537-5160
JAMES LEE M.D.
Anesthesiology
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 741-2772
DAN NADLER M.D.
Emergency Medicine
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 537-5160
GARY CHINGHUEI KAO MD INC
Anesthesiology
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 636-0342
D S KIM MD INC
Anesthesiology
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 636-0343
HOANG YEN THI VO PHARMD
Pharmacist
12601 GARDEN GROVE BLVD
GARDEN GROVE, CA 92843
Orange County (714) 537-5160

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 Thomas Ho's NPI number?

The NPI number for Thomas Ho is 1255569836. It was assigned to this individual provider in the NPPES registry on June 23, 2009.

Where is Thomas Ho located?

Thomas Ho practices at 12601 Garden Grove Blvd, Garden Grove, CA 92843. The listed phone number is (714) 636-0342.

What is Thomas Ho's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Thomas Ho enrolled in Medicare?

Yes. Thomas Ho 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 Thomas Ho's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Ho reassigns Medicare benefits to 2 organizations: Orange Coast Anesthesia Inc (Orange, CA) and Anesthesia Specialists Of Orange County, Inc. (Anaheim, 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 Thomas Ho'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 Thomas Ho was last updated on April 13, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.