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DR. DIEM K BUI M.D.
NPI 1124318167
Ophthalmology in Atlanta, GA

Active since April 11, 2011PECOS EnrolledAccepts Medicare Assignment
1365B CLIFTON RD NE, ATLANTA, GA 30322(404) 778-2020 Get Directions Write a Review

NPPES record last updated: January 26, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 26, 2022, Dec 29, 2016 (2 updates tracked since 2016).

About Dr. Diem K Bui M.d. NPPES

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

DR. DIEM K BUI M.D. (NPI 1124318167) is an individual ophthalmology provider in Atlanta, Georgia, licensed in California (A156155) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2011).

NPPES Registry Identity

NPI1124318167
Entity TypeIndividualFemale
Primary Taxonomy207W00000X
Provider Legal NameDR. DIEM K BUICredential: M.D.
Location Address1365B CLIFTON RD NEAtlanta, GA 30322-1013
Mailing Address1365b Clifton Rd NeAtlanta, GA 30322-1013
Phone(404) 778-2020
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2011
Enumeration DateApril 11, 2011
Last NPPES UpdateJanuary 26, 20222 updates tracked since enumeration
NPPES CertifiedDecember 13, 2020
✔ NPI 1124318167 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in CA · A156155✔ Licensed in GA · 73533
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1365B CLIFTON RD NE, Atlanta, GA 30322
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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. Diem K Bui M.d. 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 ID2668786898
PECOS Enrollment IDI20190612002112
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30322 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$70.85 typical visit price
range $18.22 – $140.40
Typical copayment $17.71 (range $4.55 – $35.10)
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.

Other Providers at the Same Location NPPES 20

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

DR. EMILY BEDRICK GRAUBART M.D.
Ophthalmology
1365B CLIFTON RD NE, SUITE B2400
ATLANTA, GA 30322
Dekalb County (404) 778-2020
DR. MICHAEL DATTILO M.D., PH.D.
Ophthalmology (Neuro-ophthalmology)
1365B CLIFTON RD NE
ATLANTA, GA 30322
Dekalb County (404) 778-5360
NATALIE ANN TOWNSEND O.D.
Optometrist
1365B CLIFTON RD NE
ATLANTA, GA 30322
Dekalb County (404) 778-2020
DR. EDWARD JOHN ATKINS M.D.
Psychiatry & Neurology (Neurology)
1365B CLIFTON RD NE, B4404
ATLANTA, GA 30322
Dekalb County (404) 778-5360
DR. GHAZALA AMIRALI DATOO O'KEEFE M.D.
Ophthalmology
1365B CLIFTON RD NE, SUITE 4400
ATLANTA, GA 30322
Dekalb County (404) 778-5163
LINDA PATRICIA KELLY M.D., FRCPC
Student in an Organized Health Care Education/Training Program
1365B CLIFTON RD NE
ATLANTA, GA 30322
Dekalb County (404) 778-5360
CAROLINE HILL CROMELIN M.D.
Ophthalmology
1365B CLIFTON RD NE, SUITE BT-401A
ATLANTA, GA 30322
Dekalb County (404) 778-4530
ALEXANDER HARTMANN M.D.
Ophthalmology
1365B CLIFTON RD NE, THE EMORY CLINIC BUILDING B
ATLANTA, GA 30322
Dekalb County (404) 778-7383

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 Diem Bui's NPI number?

The NPI number for Diem Bui is 1124318167. It was assigned to this individual provider in the NPPES registry on April 11, 2011.

Where is Diem Bui located?

Diem Bui practices at 1365B Clifton Rd NE, Atlanta, GA 30322. The listed phone number is (404) 778-2020.

What is Diem Bui's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Diem Bui enrolled in Medicare?

Yes. Diem Bui 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 Diem Bui was last updated on January 26, 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.