DR. DI AI M.D., PH.D.
NPI 1225320849
Pathology - Anatomic Pathology in Houston, TX

Q: What is Di Ai's NPI number?

The NPI number for Di Ai is 1225320849. It was assigned to this individual provider in the NPPES registry on May 16, 2011. The provider is also known as Dr. Andy Ai M.D., Ph.D..

Q: What is Di Ai's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Q: Is Di Ai enrolled in Medicare?

Yes. Di Ai 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.

Q: When was this NPI record last updated?

The NPPES record for Di Ai was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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 May 16, 2011PECOS EnrolledAccepts Medicare Assignment

92.26/100

CMS Quality Rating

5656 KELLEY STREET, HOUSTON, TX 77026(713) 566-5261(713) 566-5299 Get Directions Write a Review

NPPES record last updated: March 24, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 24, 2025, Jun 2, 2023, Aug 11, 2021 and 1 more (4 updates tracked since 2021).

On this page

About Dr. Di Ai M.d., Ph.d. NPPES

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

DR. DI AI M.D., PH.D. (NPI 1225320849) is an individual anatomic pathology provider in Houston, Texas, licensed in Texas (U2424) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1225320849

Entity TypeIndividualMale

Primary Taxonomy207ZP0101X

Provider Legal NameDR. DI AICredential: M.D., PH.D.

Location Address5656 KELLEY STREETHouston, TX 77026-1967

Mailing Address6431 Fannin Street, Msb 2.136Houston, TX 77030-1501 · (713) 500-5301 · Fax (713) 500-0695

Phone(713) 566-5261

Fax(713) 566-5299

Sole ProprietorNo

Medical School CMSOtherGraduated 1999

Enumeration DateMay 16, 2011

Last NPPES UpdateMarch 24, 20254 updates tracked since enumeration

NPPES CertifiedMarch 24, 2025

✔ NPI 1225320849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0101X

Licenses✔ Licensed in TX · U2424✔ Licensed in GA · 89224✔ Licensed in PA · MD465935

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

5656 KELLEY STREET, Houston, TX 77026

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Other Names 1

Other Name (5)Dr. Andy Ai M.d., Ph.d.

Secondary Practice Location 1

Location 11515 Holcombe BlvdHouston, TX 77030-4000 · Phone (713) 792-6161

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Di Ai M.d., Ph.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 ID9133518863

PECOS Enrollment IDI20230501000516

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 4

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

65 services32 patients

Pathology examination of tissue using a microscope, moderately high complexity 88307

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

38 services16 patients

Pathology examination of specimen during surgery, first tissue block 88331

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

27 services12 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

15 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77026 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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.

92.26/100

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

Scored through an Alternative Payment Model

Quality

73.83

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 7

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

RUKMA R. GOVINDU MD

Internal Medicine

5656 KELLEY STREET
HOUSTON, TX 77026

Harris County (713) 566-4550

ZHENJIAN CAI M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

5656 KELLEY STREET
HOUSTON, TX 77026

Harris County (713) 566-5234

MR. ANTONIO L. GALVAO NETO M.D.

Pathology (Anatomic Pathology)

5656 KELLEY STREET
HOUSTON, TX 77026

Harris County (713) 566-5261

PEI HWA KUO R. PH PHARMACIST

Pharmacy

5656 KELLEY STREET
HOUSTON, TX 77026

Harris County (713) 566-5136

LISA EDMISTON DE YBARRONDO M.D.

Pediatrics

5656 KELLEY STREET, 500
HOUSTON, TX 77026

Harris County (713) 566-4541

MICHAEL H COVINSKY M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

5656 KELLEY STREET
HOUSTON, TX 77026

Harris County (713) 566-5261

NIKOLAOS ZACHARIAS M.D.

Obstetrics & Gynecology (Maternal & Fetal Medicine)

5656 KELLEY STREET, DEPT OF OB/GYN ROOM # 2LD80 001
HOUSTON, TX 77026

Harris County (713) 566-5976

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 Di Ai's NPI number?

The NPI number for Di Ai is 1225320849. It was assigned to this individual provider in the NPPES registry on May 16, 2011. The provider is also known as Dr. Andy Ai M.D., Ph.D..

Where is Di Ai located?

Di Ai practices at 5656 Kelley Street, Houston, TX 77026. The listed phone number is (713) 566-5261.

What is Di Ai's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Di Ai enrolled in Medicare?

Yes. Di Ai 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.

What insurance does Di Ai accept?

Health plans from Blue Cross and Blue Shield of Texas list Di Ai 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 Di Ai was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.