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Anesthesiology Specialists in Fountain Valley, CA

Browse 51 Anesthesiology providers listed in NPPES with a practice address in Fountain Valley, California.

51 Healthcare Providers

How Fountain Valley compares with the U.S.

Fountain Valley has 91 clinicians in Anesthesiology per 100,000 residents, 5.0 times the U.S. rate of 18.

That is 51 active clinicians in Anesthesiology with a practice address in Fountain Valley, for a population of 56,258.

The California rate is 19 per 100,000 residents.

What these numbers mean

Clinicians per 100,000 residents compares places of different sizes. We count active clinicians who list a practice address in the area in the federal NPI registry (NPPES) and divide by the number of people who live there, according to the U.S. Census Bureau. The U.S. rate is the same calculation for the whole country.

A higher number does not mean it is easier to get an appointment, that wait times are shorter, or that care is better. It also does not show how many clinicians are accepting new patients or which insurance plans they take. A lower number does not by itself mean there is a shortage.

City counts use the city name in each clinician's practice address. That postal city can cover a larger or smaller area than the city limits the Census Bureau uses for population, and many clinicians list only one address even if they work in several places. Cities with hospitals or large medical centers often list more specialists than the number of residents alone would suggest, because patients also come from nearby areas.

100% of clinicians in Anesthesiology in Fountain Valley listed in the CMS Medicare file (28 of 28) accept Medicare assignment. That is similar to the California share of 97%.

What is Medicare assignment?

A clinician who accepts Medicare assignment agrees to take the Medicare-approved amount as full payment for services that Original Medicare covers. You usually still pay your deductible and coinsurance. This comes from the CMS Doctors and Clinicians file and applies to Original Medicare only. Medicare Advantage plans have their own provider networks. It does not show whether a clinician is taking new patients.

Some clinicians are listed as "may accept assignment," which means they can decide case by case. Clinicians without an assignment flag, or who are not in the CMS file, are not counted as accepting assignment. That does not mean they refuse Medicare. Ask the office before your visit.

None of the 28 clinicians in Anesthesiology in Fountain Valley listed in the CMS Medicare file have a CMS telehealth indicator. Some may still offer telehealth; ask the office.

About the telehealth indicator

The telehealth indicator comes from CMS. It marks clinicians whose recent paid Medicare claims include services delivered by telehealth. It means a clinician has provided some services by telehealth, not that every visit can be done online. A clinician without the indicator may still offer telehealth, for example to patients who are not on Medicare. Ask the office which visits can be done by video or phone.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026. Medicare assignment and telehealth indicators: CMS Doctors and Clinicians National Downloadable File. Population: U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates, Table B01003 (Total Population).

Anesthesiology Medicare (PECOS) Enrollment & Ordering Eligibility

Medicare enrollment and order/referring eligibility listed by CMS for Anesthesiology practitioners in Fountain Valley, CA

Source: CMS PECOS
PECOS Enrolled Specialists 34 In Fountain Valley, CA
Part B Lab & Imaging Eligible 35 Diagnostic Referrals
DME Ordering Eligible 37 Durable Medical Equipment
Home Health Agency Referrals 35 HHA Ordering Eligible
Showing 1โ€“20 of 51 providers
With recent CMS data first, then Aโ€“Z

Dr. Ahmed Assif , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17100 Euclid St, Fountain Valley, CA 927084004
Phone: 7142418552
NPI Identifier 1679507909
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Dr. Danh Do , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17870 Newhope St Ste 104-329, Fountain Valley, CA 927085439
Phone: 7147248519
NPI Identifier 1407140080
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Dr. Michael H Do , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17100 Euclid St, Fountain Valley, CA 927084004
Phone: 7149791211
NPI Identifier 1235102880
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Dr. Fazeela Ferouz , MD

Anesthesiology

Active NPI Status
10760 Warner Ave Ste 102, Fountain Valley, CA 927083845
Phone: 7142740388
NPI Identifier 1689641482
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Dr. Ramez Ghaly , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1386804508
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Dr. David Hadiprodjo , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17100 Euclid St, Fountain Valley, CA 927084004
Phone: 8583822286
NPI Identifier 1447683537
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Dr. Karim Anthony Hanna , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1609170042
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Dr. Benjamin T Ho , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1558342048
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Dr. Ryan William Jamison , DO

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1427289776
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Dr. Anhtu H. La , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1265413165
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Dr. Kha Hoang Lai , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1427438670
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Dr. Andy Phuoc Quang Le , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17100 Euclid St, Fountain Valley, CA 927084004
Phone: 7149667200
NPI Identifier 1659356368
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Dr. Khanh Hoang Viet Le , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1750546354
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Dr. Shamila Leathers , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1306112206
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Dr. Albert S Lee , DO

Anesthesiology

Active NPI Status
10900 Warner Ave Ste 101a, Fountain Valley, CA 927083846
Phone: 7146981270
NPI Identifier 1649242017
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Dr. Xiaodong Li , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1285605923
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Dr. Austin Shiou Lin , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
17100 Euclid St, Fountain Valley, CA 927084004
Phone: 7149791211
NPI Identifier 1962482596
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Dr. Nahid Nasr , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1962664847
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Dr. Hung T. Nguyen , MD

Anesthesiology

Active NPI Status
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1245211762
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Dr. Tu V Nguyen , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
9920 Talbert Ave, Fountain Valley, CA 927085153
Phone: 7143787000
NPI Identifier 1114931961
View Full Profile

Frequently Asked Questions about Anesthesiology in Fountain Valley

How do I check a Anesthesiology practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.