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TRUNG PHAM MD
NPI 1194222422
Internal Medicine in Santa Ana, CA

Active since April 12, 2018PECOS Enrolled
86.88/100
CMS Quality Rating
250 N GOLDEN CIRCLE DR STE 109, SANTA ANA, CA 92705(714) 559-3846 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 14, 2026, Aug 2, 2026, Aug 2, 2021 and 2 more (5 updates tracked since 2018).

About Trung Pham Md NPPES

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

TRUNG PHAM MD (NPI 1194222422) is an individual internal medicine provider in Santa Ana, California, licensed in California (193556) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1194222422
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTRUNG PHAMCredential: MD
Location Address250 N GOLDEN CIRCLE DR STE 109Santa Ana, CA 92705-4022
Mailing Address250 N Golden Circle Dr Ste 109Santa Ana, CA 92705-4022 · (714) 559-3846
Phone(714) 559-3846
Sole ProprietorYes
Enumeration DateApril 12, 2018
Last NPPES UpdateAugust 14, 20265 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1194222422 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CA · 193556✔ Licensed in MO · 2021025589✔ Licensed in OH · 57.246123
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
250 N GOLDEN CIRCLE DR STE 109, Santa Ana, CA 92705
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12211 Charlotte StKansas City, MO 64108-2733 · Phone (816) 404-4862
Location 21044 Belmont AveYoungstown, OH 44504-1006 · Phone (330) 480-3196

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Trung Pham 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 Reassignment

Medicare enrollment records show Trung Pham reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Health Physicians
1,343 mi
Internal Medicine
2301 HOLMES ST
Kansas City, MO 64108
  • Reassigned Medicare billing, Missouri enrollment
  • 518 clinicians in this Medicare group
NPI 1669456257 (816) 404-1000

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
26 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92705 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

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.

86.88/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.46
Promoting Interoperability100
Improvement Activities40
Cost57.71

Other Providers at the Same Location NPPES

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

TRUFAMILYMD MEDICAL, PC
Internal Medicine
250 N GOLDEN CIRCLE DR STE 109
SANTA ANA, CA 92705
Orange County (714) 559-3846

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 Trung Pham's NPI number?

The NPI number for Trung Pham is 1194222422. It was assigned to this individual provider in the NPPES registry on April 12, 2018.

Where is Trung Pham located?

Trung Pham practices at 250 N Golden Circle Dr Ste 109, Santa Ana, CA 92705. The listed phone number is (714) 559-3846.

What is Trung Pham's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Trung Pham enrolled in Medicare?

Yes. Trung Pham is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Trung Pham's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trung Pham reassigns Medicare benefits to University Health Physicians (Kansas City, MO). The 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 Trung Pham'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 Trung Pham was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.