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DR. AARON PETER MARTIN M.D.
NPI 1588906044
Internal Medicine - Gastroenterology in Philadelphia, PA

Active since March 22, 2013PECOS EnrolledAccepts Medicare Assignment
1101 CHESTNUT ST, PHILADELPHIA, PA 19107(215) 955-8900(215) 955-5245 Get Directions Write a Review

NPPES record last updated: October 28, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 22, 2021, Jun 21, 2016 (2 updates tracked since 2016).

About Dr. Aaron Peter Martin M.d. NPPES

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

DR. AARON PETER MARTIN M.D. (NPI 1588906044) is an individual gastroenterology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD457495) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (2013).

NPPES Registry Identity

NPI1588906044
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. AARON PETER MARTINCredential: M.D.
Location Address1101 CHESTNUT STPhiladelphia, PA 19107-3612
Mailing Address132 South 10th Street, 480 Main BuildingPhiladelphia, PA 19107-5244 · (215) 955-8900 · Fax (215) 955-5245
Phone(215) 955-8900
Fax(215) 955-5245
Sole ProprietorNo
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 2013
Enumeration DateMarch 22, 2013
Last NPPES UpdateOctober 28, 20242 updates tracked since enumeration
NPPES CertifiedOctober 28, 2024
✔ NPI 1588906044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in PA · MD457495
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 MD457495 (PA)
1101 CHESTNUT ST, Philadelphia, PA 19107
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

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. Aaron Peter Martin 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 ID2466684238
PECOS Enrollment IDI20160728001665
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 Aaron Martin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Jefferson University Physicians
0.2 mi
General Practice
33 S. 9TH STREET
Philadelphia, PA 19107
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 1,739 clinicians in this Medicare group
NPI 1326093675 (215) 955-0000

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 9

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.

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.
102 services74 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.
44 services44 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.
39 services30 patients
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.
35 services35 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.
31 services31 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
23 services23 patients

Hospital Affiliations CMS Care Compare

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

Thomas Jefferson University Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390174
Location111 South 11th StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19107 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
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.

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.

EMILY RUBIN R.D.
Dietitian, Registered
1101 CHESTNUT ST
PHILA, PA 19107
Philadelphia County (215) 955-8900
LAUREL VIRGINIA KOVALCHICK MD
Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-1234
CHRISTOPHER JAMES ADKINS M.D.
Internal Medicine (Gastroenterology)
1101 CHESTNUT ST
PHILA, PA 19107
Philadelphia County (215) 955-8900
SARAH F ADAMS CCC-SLP
Speech-Language Pathologist
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-6760
REBECCA LOH
Internal Medicine (Gastroenterology)
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8900
EDDIE DIAZ SERRANO AUD
Audiologist
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-6760
RORY MARGARET ANDERSON CRNP
Nurse Practitioner (Family)
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (800) 533-3669
MAEVE CALLAHAN CRNP
Nurse Practitioner (Adult Health)
1101 CHESTNUT ST
PHILADELPHIA, PA 19107
Philadelphia County (800) 533-3669

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 Aaron Martin's NPI number?

The NPI number for Aaron Martin is 1588906044. It was assigned to this individual provider in the NPPES registry on March 22, 2013.

Where is Aaron Martin located?

Aaron Martin practices at 1101 Chestnut St, Philadelphia, PA 19107. The listed phone number is (215) 955-8900.

What is Aaron Martin's specialty?

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

Is Aaron Martin enrolled in Medicare?

Yes. Aaron Martin 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 Aaron Martin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Martin reassigns Medicare benefits to Jefferson University Physicians (Philadelphia, PA). 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 Aaron Martin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Aaron Martin accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Aaron Martin 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.

Is Aaron Martin affiliated with any hospitals?

According to CMS data, Aaron Martin is affiliated with Thomas Jefferson University Hospital.

When was this NPI record last updated?

The NPPES record for Aaron Martin was last updated on October 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.