1. Home
  2. Directory
  3. California
  4. Fountain Valley
  5. Hospitalist
  6. NPI Profile

DR. DAVID DEGUIRE CHAN D.O.
NPI 1497068688
Hospitalist in Fountain Valley, CA

Active since July 16, 2010PECOS EnrolledAccepts Medicare Assignment
10840 WARNER AVE STE 103, FOUNTAIN VALLEY, CA 92708(714) 395-4595 Get Directions Write a Review

NPPES record last updated: November 21, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. David Deguire Chan D.o. NPPES

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

DR. DAVID DEGUIRE CHAN D.O. (NPI 1497068688) is an individual hospitalist provider in Fountain Valley, California, licensed in California (20A13372) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1497068688
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. DAVID DEGUIRE CHANCredential: D.O.
Location Address10840 WARNER AVE STE 103Fountain Valley, CA 92708-3847
Mailing Address10840 Warner Ave Ste 103Fountain Valley, CA 92708-3847 · (714) 395-4595
Phone(714) 395-4595
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateJuly 16, 2010
Last NPPES UpdateNovember 21, 2019
✔ NPI 1497068688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · 20A13372
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 20A13372 (CA), 125057749 (IL)
10840 WARNER AVE STE 103, Fountain Valley, CA 92708
Open in Google Maps ↗

Other Identifiers 1

Medicaid20A13372CA

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. David Deguire Chan 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 ID244456366
PECOS Enrollment IDI20140725002314
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 7

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
894 services295 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
281 services90 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
225 services213 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
104 services104 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
77 services35 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
71 services67 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92708 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.

Referred Medical Equipment & Supplies CMS DME claims 10

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
2 suppliers15 claims454 services$4.37 avg. paid by Medicare
Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4154
Other-Enteral and Parenteral · category OB006N
2 suppliers13 claims4,704 services$0.52 avg. paid by Medicare
Walker, folding, wheeled, adjustable or fixed height E0143
DME-Other DME · category DE000N
4 suppliers17 claims17 services$39.75 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, without mattress E0261
DME-Hospital Beds · category DB000N
2 suppliers39 claims39 services$36.10 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers14 claims14 services$14.79 avg. paid by Medicare
Iv pole E0776
DME-Other DME · category DE000N
2 suppliers16 claims16 services$4.49 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

LISA TRAN NP
Nurse Practitioner (Family)
10840 WARNER AVE STE 103
FOUNTAIN VALLEY, CA 92708
Orange County (714) 395-4595

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 David Chan's NPI number?

The NPI number for David Chan is 1497068688. It was assigned to this individual provider in the NPPES registry on July 16, 2010.

Where is David Chan located?

David Chan practices at 10840 Warner Ave Ste 103, Fountain Valley, CA 92708. The listed phone number is (714) 395-4595.

What is David Chan's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is David Chan enrolled in Medicare?

Yes. David Chan 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 David Chan was last updated on November 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.