ANDREW S MA M.D.
NPI 1477085041
Internal Medicine - Gastroenterology in Chandler, AZ

Active since April 01, 2017PECOS EnrolledAccepts Medicare Assignment
875 S DOBSON RD STE 1, CHANDLER, AZ 85224(480) 899-9800 Get Directions Write a Review

NPPES record last updated: August 16, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 16, 2024, Aug 3, 2020, Apr 1, 2017 (3 updates tracked since 2017).

About Andrew S Ma M.d. NPPES

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

ANDREW S MA M.D. (NPI 1477085041) is an individual gastroenterology provider in Chandler, Arizona, licensed in Arizona (73037) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, maintains a secondary practice location in Gilbert, and is a graduate of New York University School Of Medicine (2017).

NPPES Registry Identity

NPI1477085041
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameANDREW S MACredential: M.D.
Location Address875 S DOBSON RD STE 1Chandler, AZ 85224-5720
Mailing Address875 S Dobson Rd Ste 1Chandler, AZ 85224-5720 · (480) 899-9800
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 2017
Enumeration DateApril 1, 2017
Last NPPES UpdateAugust 16, 20243 updates tracked since enumeration
NPPES CertifiedAugust 16, 2024
NPI 1477085041 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in AZ · 73037
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License D0089181 (MD)
875 S DOBSON RD STE 1, Chandler, AZ 85224

Secondary Practice Location 1

Location 13591 S Mercy Rd Ste 303Gilbert, AZ 85297-3301 · Phone (480) 782-5005

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

Andrew S Ma 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 ID143595827
PECOS Enrollment IDI20240812002188
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

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.

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.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85224 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

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.

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
1 supplier12 claims12 services$70.19 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$36.44 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

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

Physician Assistant
875 S DOBSON RD STE 1
CHANDLER, AZ 85224
Physician Assistant
875 S DOBSON RD STE 1
CHANDLER, AZ 85224
Internal Medicine (Gastroenterology)
875 S DOBSON RD STE 1
CHANDLER, AZ 85224
Physician Assistant
875 S DOBSON RD STE 1
CHANDLER, AZ 85224
Internal Medicine (Gastroenterology)
875 S DOBSON RD STE 1
CHANDLER, AZ 85224

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 Andrew Ma's NPI number?

The NPI number for Andrew Ma is 1477085041. It was assigned to this individual provider in the NPPES registry on April 1, 2017.

Where is Andrew Ma located?

Andrew Ma practices at 875 S Dobson Rd Ste 1, Chandler, AZ 85224. The listed phone number is (480) 899-9800.

What is Andrew Ma's specialty?

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

Is Andrew Ma enrolled in Medicare?

Yes. Andrew Ma 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 Andrew Ma was last updated on August 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.