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DR. NGHIA THANH PHAN D.O.
NPI 1164415535
Family Medicine in Pomona, CA

Active since August 31, 2005PECOS EnrolledAccepts Medicare Assignment
795 E 2ND ST STE 5, POMONA, CA 91766(909) 865-2565(909) 865-2955 Get Directions Write a Review

NPPES record last updated: February 6, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Nghia Thanh Phan D.o. NPPES

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

DR. NGHIA THANH PHAN D.O. (NPI 1164415535) is an individual family medicine provider in Pomona, California, licensed in California (20A10219) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2000).

NPPES Registry Identity

NPI1164415535
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. NGHIA THANH PHANCredential: D.O.
Location Address795 E 2ND ST STE 5Pomona, CA 91766-2007
Mailing Address795 E 2nd St Ste 5Pomona, CA 91766-2007 · (909) 865-2565 · Fax (909) 865-2955
Phone(909) 865-2565
Fax(909) 865-2955
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2000
Enumeration DateAugust 31, 2005
Last NPPES UpdateFebruary 6, 2015
✔ NPI 1164415535 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · 20A10219
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
795 E 2ND ST STE 5, Pomona, CA 91766
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nghia Thanh Phan D.o. 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 ID8426281387
PECOS Enrollment IDI20140429001538
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.

Areas of Expertise CMS Part B claims 5

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.

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211
This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
94 services13 patients
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.
63 services35 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
26 services26 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
23 services23 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91766 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 6

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

JOSE MIGUEL ZAMORA
Pharmacist
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 865-2565
MRS. CYNTHIA HOANG PA-C
Physician Assistant
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 865-2565
MRS. PARVANEH DARVISH P.A.-C
Physician Assistant
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 865-2565
MINDY ANN CHILMAN D.O.
Neuromusculoskeletal Medicine & OMM
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 865-2565
YVONNE YANG DO
Neuromusculoskeletal Medicine & OMM
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 865-2565
NISHITA SOMABHAI PATEL MD
Internal Medicine (Infectious Disease)
795 E 2ND ST STE 5
POMONA, CA 91766
Los Angeles County (909) 706-8332

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 Nghia Phan's NPI number?

The NPI number for Nghia Phan is 1164415535. It was assigned to this individual provider in the NPPES registry on August 31, 2005.

Where is Nghia Phan located?

Nghia Phan practices at 795 E 2nd St Ste 5, Pomona, CA 91766. The listed phone number is (909) 865-2565.

What is Nghia Phan's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Nghia Phan enrolled in Medicare?

Yes. Nghia Phan 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.

When was this NPI record last updated?

The NPPES record for Nghia Phan was last updated on February 6, 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.