DR. ADAM HIEN MINH DAO MD
NPI 1770870446
Ophthalmology - Cornea and External Diseases Specialist in San Diego, CA

Q: What is Adam Dao's NPI number?

The NPI number for Adam Dao is 1770870446. It was assigned to this individual provider in the NPPES registry on July 1, 2011.

Q: What is Adam Dao's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Cornea and External Diseases Specialist, with taxonomy code 207WX0120X.

Q: When was this NPI record last updated?

The NPPES record for Adam Dao was last updated on June 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since July 01, 2011PECOS EnrolledAccepts Medicare Assignment

79.37/100

CMS Quality Rating

3555 ROSECRANS ST STE 107B, SAN DIEGO, CA 92110(619) 226-1877(619) 226-0482 Get Directions Write a Review

NPPES record last updated: June 26, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 22, 2016, Aug 15, 2016, Jun 30, 2016 (3 updates tracked since 2016).

On this page

About Dr. Adam Hien Minh Dao Md NPPES

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

DR. ADAM HIEN MINH DAO MD (NPI 1770870446) is an individual cornea and external diseases specialist in San Diego, California, licensed in California (A136640) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical School At Houston (2010).

NPPES Registry Identity

NPI1770870446

Entity TypeIndividualMale

Primary Taxonomy207WX0120X

Provider Legal NameDR. ADAM HIEN MINH DAOCredential: MD

Location Address3555 ROSECRANS ST STE 107BSan Diego, CA 92110-3232

Mailing Address3555 Rosecrans St Ste 107bSan Diego, CA 92110-3232 · (619) 226-1877 · Fax (619) 226-0482

Phone(619) 226-1877

Fax(619) 226-0482

Sole ProprietorYes

Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2010

Enumeration DateJuly 1, 2011

Last NPPES UpdateJune 26, 20233 updates tracked since enumeration

NPPES CertifiedJune 26, 2023

✔ NPI 1770870446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Cornea and External Diseases SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0120X

License✔ Licensed in CA · A136640

Definition

An ophthalmologist who specializes in diseases of the cornea, sclera, eyelids, conjunctiva, and anterior segment of the eye.

Also ListedOphthalmologyTaxonomy 207W00000X · License A136640 (CA)

3555 ROSECRANS ST STE 107B, San Diego, CA 92110

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Other Identifiers 1

Medicaid1770870446CA

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. Adam Hien Minh 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 ID4880818475

PECOS Enrollment IDI20150730013939

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

Medicare enrollment records show Adam Dao reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mosaic Eye Specialists, PC

Same address

Ophthalmology

3555 ROSECRANS ST STE 107B
San Diego, CA 92110

Reassigned Medicare billing, California enrollment
2 clinicians in this Medicare group

NPI 1902254147 (619) 226-1877

Emergency And Acute Care Medical Corporation

4.5 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

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 23

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.

Photography of content of eyes 92285

Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.

2,153 services725 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

1,944 services730 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

1,683 services725 patients

Closure of tear duct opening using plug 68761

Closure of the tear duct opening using a plug is a procedure to address excessive tear production. A small device is inserted into the tear duct to block it, reducing tear flow and relieving symptoms. This is a safe, reversible process, often performed in-office.

1,592 services569 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

1,351 services540 patients

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

1,151 services670 patients

Placement of amniotic membrane on eye surface for wound healing 65778

The placement of an amniotic membrane on the eye surface is a treatment to promote healing of eye wounds. It involves placing a thin, protective layer over the eye. This layer, derived from the amniotic membrane, helps reduce inflammation and scarring, while encouraging healing.

1,001 services305 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

939 services645 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

720 services441 patients

Removal of eyelashes using forceps 67820

The removal of eyelashes using forceps is a simple procedure where a medical professional gently extracts unwanted or problematic eyelashes with a specialized tool. This is often done to alleviate discomfort or to treat conditions like trichiasis, where eyelashes grow inward.

370 services219 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

337 services327 patients

Exam to measure eye deviation and range of motion 92060

This is an eye exam that checks for any misalignment in your eyes, also known as deviation. It also assesses the movement range of your eyes. The procedure is painless and helps in detecting conditions like strabismus or other vision issues.

253 services108 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.

197 services188 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

70 services54 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

66 services35 patients

Ct scan of cornea 92025

A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.

58 services53 patients

Ultrasound scan of cornea to determine thickness 76514

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

55 services37 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

53 services36 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

49 services49 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

30 services27 patients

Incision and drainage of abscess of eyelid 67700

Incision and drainage of an eyelid abscess is a procedure to treat a pus-filled lump near the eye. A healthcare professional makes a small cut in the abscess to drain the pus. This helps to relieve pressure, reduce pain, and speed up healing. Local anesthesia is used for comfort.

25 services18 patients

Removal of foreign body from external eye (conjunctiva) 65205

This procedure involves the careful extraction of a foreign object from the surface of your eye, specifically the conjunctiva. This could be dust, metal, or any small particle. A healthcare professional uses specialized tools to gently remove the object, thus alleviating discomfort and preventing potential damage to your eye.

22 services21 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

15 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92110 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

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

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.

79.37/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

77.77

Promoting Interoperability

Improvement Activities

Reported Quality Measures

Age-Related Macular Degeneration (AMD): Dilated Macular Examination

100%422 patients5/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care

100%166 patients

Provide Patients Electronic Access to Their Health Information

70%1,175 patients2/55-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.

Other Providers at the Same Location NPPES 2

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

THOMAS W. ECK, M.D. P.C.

Ophthalmology

3555 ROSECRANS ST STE 107B
SAN DIEGO, CA 92110

San Diego County (619) 226-1877

MOSAIC EYE SPECIALISTS, PC

Ophthalmology

3555 ROSECRANS ST STE 107B
SAN DIEGO, CA 92110

San Diego County (619) 226-1877

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 Adam Dao's NPI number?

The NPI number for Adam Dao is 1770870446. It was assigned to this individual provider in the NPPES registry on July 1, 2011.

Where is Adam Dao located?

Adam Dao practices at 3555 Rosecrans St Ste 107B, San Diego, CA 92110. The listed phone number is (619) 226-1877.

What is Adam Dao's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Cornea and External Diseases Specialist, with taxonomy code 207WX0120X.

Is Adam Dao enrolled in Medicare?

Yes. Adam 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 Adam Dao's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Adam Dao reassigns Medicare benefits to 2 organizations: Mosaic Eye Specialists, PC (San Diego, CA) and Emergency And Acute Care Medical Corporation (San Diego, 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 Adam Dao'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 Adam Dao was last updated on June 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.