ROBERT AARON MD
NPI 1962694323
Internal Medicine - Gastroenterology in Stoneham, MA

Q: What is Robert Aaron's NPI number?

The NPI number for Robert Aaron is 1962694323. It was assigned to this individual provider in the NPPES registry on August 9, 2007.

Q: What is Robert Aaron's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Robert Aaron was last updated on July 2, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since August 09, 2007PECOS EnrolledAccepts Medicare Assignment

97.45/100

CMS Quality Rating

91 MONTVALE AVE STE 206, DIGESTIVE HEALTH ASSOCIATES;, STONEHAM, MA 02180(781) 391-8015 Get Directions Write a Review

NPPES record last updated: July 2, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Robert Aaron Md NPPES

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

ROBERT AARON MD (NPI 1962694323) is an individual gastroenterology provider in Stoneham, Massachusetts, licensed in Massachusetts (254828) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Raritan Bay Medical Center, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (2007).

NPPES Registry Identity

NPI1962694323

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameROBERT AARONCredential: MD

Location Address91 MONTVALE AVE STE 206, DIGESTIVE HEALTH ASSOCIATES;Stoneham, MA 02180-3649

Mailing Address91 Montvale Ave Ste 206, Digestive Health Associates;Stoneham, MA 02180-3649 · (781) 391-8015

Phone(781) 391-8015

Sole ProprietorYes

Medical School CMSRutgers R W Johnson Medical School (cam/new Bruns/pisc)Graduated 2007

Enumeration DateAugust 9, 2007

Last NPPES UpdateJuly 2, 2014

✔ NPI 1962694323 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 MA · 254828

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.

91 MONTVALE AVE STE 206, Stoneham, MA 02180

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Accepted Insurance

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

Robert Aaron 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 ID941442479

PECOS Enrollment IDI20170922000039

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 14

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.

361 services231 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

179 services114 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.

127 services107 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.

113 services113 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.

79 services79 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.

62 services62 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

53 services44 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.

46 services46 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.

37 services37 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

33 services23 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

26 services26 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

20 services20 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

18 services18 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Raritan Bay Medical Center

Acute Care Hospitals · Perth Amboy, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310039

Location530 New Brunswick AvePerth Amboy, NJ 08861 · Middlesex County

Emergency services Birthing friendly

Ocean Medical Center

Acute Care Hospitals · Brick, NJ

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number310052

Location425 Jack Martin BlvdBrick, NJ 08724 · Ocean County

Emergency services Birthing friendly

Jfk Medical Center

Acute Care Hospitals · Edison, NJ

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310108

Location65 James StreetEdison, NJ 08820 · Middlesex County

Emergency services Birthing friendly

Centrastate Medical Center

Acute Care Hospitals · Freehold, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310111

Location901 West Main StreetFreehold, NJ 07728 · Monmouth County

Emergency services Birthing friendly

Bayshore Medical Center

Acute Care Hospitals · Holmdel, NJ

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310112

Location727 N Beers StHolmdel, NJ 07733 · Monmouth County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02180 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

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.

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 Interoperability

Improvement Activities

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Other Providers at the Same Location NPPES

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

DAVID SAMUEL FEFFERMAN M.D.

Internal Medicine (Gastroenterology)

91 MONTVALE AVE STE 206
STONEHAM, MA 02180

Middlesex County (781) 665-3380

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 Robert Aaron's NPI number?

The NPI number for Robert Aaron is 1962694323. It was assigned to this individual provider in the NPPES registry on August 9, 2007.

Where is Robert Aaron located?

Robert Aaron practices at 91 Montvale Ave Ste 206 Digestive Health Associates;, Stoneham, MA 02180. The listed phone number is (781) 391-8015.

What is Robert Aaron's specialty?

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

Is Robert Aaron enrolled in Medicare?

Yes. Robert Aaron 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 Robert Aaron accept?

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

According to CMS data, Robert Aaron is affiliated with Raritan Bay Medical Center, Ocean Medical Center, Jfk Medical Center, Centrastate Medical Center and Bayshore Medical Center.

When was this NPI record last updated?

The NPPES record for Robert Aaron was last updated on July 2, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.