AARON BELLOWS M.D.
NPI 1689964546
Internal Medicine - Gastroenterology in Princeton, NJ

Active since April 13, 2011PECOS EnrolledAccepts Medicare Assignment
97.45/100
CMS Quality Rating
731 ALEXANDER RD, SUITE 100, PRINCETON, NJ 08540(609) 924-1422 Get Directions Write a Review

NPPES record last updated: September 23, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Aaron Bellows M.d. NPPES

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

AARON BELLOWS M.D. (NPI 1689964546) is an individual gastroenterology provider in Princeton, New Jersey, licensed in New Jersey (25MA09442200) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with University Medical Center Of Princeton At Plainsboro, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1689964546
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameAARON BELLOWSCredential: M.D.
Location Address731 ALEXANDER RD, SUITE 100Princeton, NJ 08540-6345
Mailing Address731 Alexander Rd, Suite 100Princeton, NJ 08540-6345 · (609) 924-1422
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateApril 13, 2011
Last NPPES UpdateSeptember 23, 2014
NPI 1689964546 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 NJ · 25MA09442200
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.

731 ALEXANDER RD, Princeton, NJ 08540

Accepted 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

Aaron Bellows 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 ID4082830393
PECOS Enrollment IDI20140723000302
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 11

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.
228 services174 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.
94 services94 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.
82 services79 patients
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.
72 services72 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.
49 services48 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
46 services46 patients

Hospital Affiliations CMS Care Compare

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

University Medical Center Of Princeton At Plainsboro

Acute Care Hospitals · Plainsboro, NJ
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310010
LocationOne-Five Plainsboro RoadPlainsboro, NJ 08536 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08540 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
$140.34 typical visit price
range $61.59 – $185.05
Typical copayment $35.08 (range $15.39 – $46.26)
Most-billed visit code 99204
Established Patient
$107.94 typical visit price
range $20.08 – $150.98
Typical copayment $26.98 (range $5.02 – $37.74)
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.

97.45/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability97
Improvement Activities40

Other Providers at the Same Location NPPES 9

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

Internal Medicine (Gastroenterology)
731 ALEXANDER RD, SUITE 100
PRINCETON, NJ 08540
Internal Medicine (Gastroenterology)
731 ALEXANDER RD, SUITE 100
PRINCETON, NJ 08540
Internal Medicine (Gastroenterology)
731 ALEXANDER RD, SUITE 100
PRINCETON, NJ 08540
Specialist
731 ALEXANDER RD, SUITE 202
PRINCETON, NJ 08540
Clinic/Center (Ambulatory Surgical)
731 ALEXANDER RD, SUITE 104
PRINCETON, NJ 08540
Internal Medicine (Gastroenterology)
731 ALEXANDER RD, SUITE 100
PRINCETON, NJ 08540
Specialist
731 ALEXANDER RD, 202
PRINCETON, NJ 08540
Internal Medicine (Gastroenterology)
731 ALEXANDER RD, SUITE 100
PRINCETON, NJ 08540

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 Bellows's NPI number?

The NPI number for Aaron Bellows is 1689964546. It was assigned to this individual provider in the NPPES registry on April 13, 2011.

Where is Aaron Bellows located?

Aaron Bellows practices at 731 Alexander Rd Suite 100, Princeton, NJ 08540. The listed phone number is (609) 924-1422.

What is Aaron Bellows's specialty?

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

Is Aaron Bellows enrolled in Medicare?

Yes. Aaron Bellows 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 Aaron Bellows accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Aaron Bellows 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 Bellows affiliated with any hospitals?

According to CMS data, Aaron Bellows is affiliated with University Medical Center Of Princeton At Plainsboro.

When was this NPI record last updated?

The NPPES record for Aaron Bellows was last updated on September 23, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.