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DR. MARC K DAO MD
NPI 1467542175
Internal Medicine in Escondido, CA

Active since October 13, 2006PECOS EnrolledAccepts Medicare Assignment
72.51/100
CMS Quality Rating
332 S JUNIPER ST, SUITE 100, ESCONDIDO, CA 92025(760) 291-6650(760) 737-3430 Get Directions Write a Review

NPPES record last updated: November 1, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 1, 2022, May 18, 2016 (2 updates tracked since 2016).

About Dr. Marc K Dao Md NPPES

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

DR. MARC K DAO MD (NPI 1467542175) is an individual internal medicine provider in Escondido, California, licensed in California (C142559) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Vista, and is a graduate of Medical College Of Wisconsin (2002).

NPPES Registry Identity

NPI1467542175
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARC K DAOCredential: MD
Location Address332 S JUNIPER ST, SUITE 100Escondido, CA 92025-4940
Mailing Address2185 Citracado PkwyEscondido, CA 92029-4159 · (414) 719-0656
Phone(760) 291-6650
Fax(760) 737-3430
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 2002
Enumeration DateOctober 13, 2006
Last NPPES UpdateNovember 1, 20222 updates tracked since enumeration
NPPES CertifiedNovember 1, 2022
✔ NPI 1467542175 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 · C142559✔ Licensed in WI · 48006✔ Licensed in TX · N6851
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.
332 S JUNIPER ST, Escondido, CA 92025
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Secondary Practice Location 1

Location 11000 Vale Terrace DrVista, CA 92084-5218 · Phone (760) 631-5000

Other Identifiers 4

Medicaid34660200WI
Medicaid215615001TX
Medicaid215615003TX
Medicaid215615002TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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

Dr. Marc K Dao Md 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 ID42243008
PECOS Enrollment IDI20160824000425
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

4

Medicare enrollment records show Marc Dao reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency And Acute Care Medical Corporation
23 mi
Emergency Medicine
7901 FROST ST
San Diego, CA 92123
  • Reassigned Medicare billing, California enrollment
  • 1,437 clinicians in this Medicare group
NPI 1437103942 (858) 939-3400
Desert Group Services, PC
84 mi
Geriatric Medicine
6722 WHITE FEATHER RD
Joshua Tree, CA 92252
  • Reassigned Medicare billing, California enrollment
  • 25 clinicians in this Medicare group
NPI 1932760337 (706) 366-1500
White Feather Physicians PC
84 mi
Geriatric Medicine
6601 WHITE FEATHER RD
Joshua Tree, CA 92252
  • Reassigned Medicare billing, California enrollment
  • 23 clinicians in this Medicare group
NPI 1710595392 (760) 366-3711
24 On Physicians Of California, PC
232 mi
Hospitalist
465 W PUTNAM AVE
Porterville, CA 93257
  • Reassigned Medicare billing, California enrollment
  • 159 clinicians in this Medicare group
NPI 1730570565 (800) 923-2247

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 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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
465 services220 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.
177 services168 patients
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.
120 services67 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
57 services56 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.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92025 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

72.51/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality58.65
Cost71.52

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
100%40 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
4 suppliers32 claims32 services$15.53 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
5 suppliers36 claims36 services$70.68 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Marc Dao's NPI number?

The NPI number for Marc Dao is 1467542175. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is Marc Dao located?

Marc Dao practices at 332 S Juniper St Suite 100, Escondido, CA 92025. The listed phone number is (760) 291-6650.

What is Marc Dao's specialty?

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

Is Marc Dao enrolled in Medicare?

Yes. Marc Dao 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 Marc Dao's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marc Dao reassigns Medicare benefits to 4 organizations: Emergency And Acute Care Medical Corporation (San Diego, CA), Desert Group Services, PC (Joshua Tree, CA), White Feather Physicians PC (Joshua Tree, CA) and 24 On Physicians Of California, PC (Porterville, 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 Marc Dao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marc Dao accept?

Health plans from Blue Cross and Blue Shield of Texas list Marc Dao as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marc Dao was last updated on November 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.