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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALBERT JOSE DIAZ-ORDAZ MD
NPI 1588735203
Internal Medicine - Gastroenterology in Orchard Park, NY

Active since November 13, 2006PECOS EnrolledAccepts Medicare Assignment
310 STERLING DR STE 105, ORCHARD PARK, NY 14127(716) 677-9220(716) 677-9226 Get Directions Write a Review

NPPES record last updated: September 16, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 16, 2026, Jul 13, 2026 (2 updates tracked since 2026).

About Albert Jose Diaz-ordaz Md NPPES

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

ALBERT JOSE DIAZ-ORDAZ MD (NPI 1588735203) is an individual gastroenterology provider in Orchard Park, New York, licensed in New York (162503) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and maintains a secondary practice location in Buffalo.

NPPES Registry Identity

NPI1588735203
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameALBERT JOSE DIAZ-ORDAZCredential: MD
Location Address310 STERLING DR STE 105Orchard Park, NY 14127-1500
Mailing Address199 Park Club Ln Ste 500Williamsville, NY 14221-5269 · (716) 845-1300 · Fax (716) 322-3372
Phone(716) 677-9220
Fax(716) 677-9226
Sole ProprietorNo
Medical School CMSOtherGraduated 1981
Enumeration DateNovember 13, 2006
Last NPPES UpdateSeptember 16, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2026
✔ NPI 1588735203 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in NY · 162503
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
310 STERLING DR STE 105, Orchard Park, NY 14127
Open in Google Maps ↗

Secondary Practice Location 1

Location 1Elm and Carlton StBuffalo, NY 14263-0001 · Phone (716) 845-2300

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

Albert Jose Diaz-ordaz 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 ID9830175108
PECOS Enrollment IDI20110518000670
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 Reassignment

Medicare enrollment records show Albert Diaz-ordaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southtowns Gastroenterology, PLLC
1.5 mi
Gastroenterology
3065 SOUTHWESTERN BLVD, STE 100
Orchard Park, NY 14127
  • Reassigned Medicare billing, New York enrollment
  • 8 clinicians in this Medicare group
NPI 1679872055 (716) 677-9220

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 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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
96 services86 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
91 services91 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
87 services86 patients
Dilation of esophagus 43450
Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.
51 services50 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
28 services28 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.
28 services24 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Kaleida Health

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330005
Location100 High StreetBuffalo, NY 14210 · Erie County
Emergency services Birthing friendly

Sisters Of Charity Hospital

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330078
Location2157 Main StreetBuffalo, NY 14214 · Erie County
Emergency services Birthing friendly

Mercy Hospital Of Buffalo

Acute Care Hospitals · Buffalo, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330279
Location565 Abbott RoadBuffalo, NY 14220 · Erie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14127 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
$126.40 typical visit price
range $54.87 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
97%30 patients4/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
98%48 patients4/55-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.

HEATHER MARIE LARSON PA
Physician Assistant
310 STERLING DR STE 105
ORCHARD PARK, NY 14127
Erie County (716) 677-9220
ELAINE M LOPEZ NP
Nurse Practitioner (Family)
310 STERLING DR STE 105
ORCHARD PARK, NY 14127
Erie County (716) 677-9220

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 Albert Diaz-ordaz's NPI number?

The NPI number for Albert Diaz-ordaz is 1588735203. It was assigned to this individual provider in the NPPES registry on November 13, 2006.

Where is Albert Diaz-ordaz located?

Albert Diaz-ordaz practices at 310 Sterling Dr Ste 105, Orchard Park, NY 14127. The listed phone number is (716) 677-9220.

What is Albert Diaz-ordaz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Albert Diaz-ordaz enrolled in Medicare?

Yes. Albert Diaz-ordaz 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 organization bills Medicare for Albert Diaz-ordaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Albert Diaz-ordaz reassigns Medicare benefits to Southtowns Gastroenterology, PLLC (Orchard Park, NY). The 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 Albert Diaz-ordaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Albert Diaz-ordaz affiliated with any hospitals?

According to CMS data, Albert Diaz-ordaz is affiliated with Kaleida Health, Sisters Of Charity Hospital and Mercy Hospital Of Buffalo.

When was this NPI record last updated?

The NPPES record for Albert Diaz-ordaz was last updated on September 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 56 days 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.