DR. ARON FLAGG M.D.
NPI 1255534855
Pediatrics - Pediatric Hematology-Oncology in New Haven, CT

NPI Status: Active since June 09, 2007

Contact Information

35 PARK ST
PEDIATRIC HEM ONC SUITE 7TH FL
NEW HAVEN, CT
ZIP 06511
Phone: (203) 785-4640
Fax: (203) 737-2228

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  • Individual
  • Male
  • Pediatrics
  • Pediatric Hematology-Oncology
  • PECOS Enrolled

About ARON FLAGG

This page provides the complete NPI Profile along with additional information for Aron Flagg, a pediatrician established in New Haven, Connecticut with a medical specialization in Pediatrics, focusing in pediatric hematology-oncology . The healthcare provider is registered in the NPI registry with number 1255534855 assigned on June 2007. The practitioner's primary taxonomy code is 2080P0207X with license number 62157 (CT). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1255534855
Provider Name
DR. ARON FLAGG M.D.
Gender
Male
Entity Type
Individual
Location Address
35 PARK ST PEDIATRIC HEM ONC SUITE 7TH FL NEW HAVEN, CT 06511
Location Phone
(203) 785-4640
Location Fax
(203) 737-2228
Mailing Address
141 WILDCAT RD MADISON, CT 06443
Mailing Phone
(216) 633-2476
Is Sole Proprietor?
No
Enumeration Date
06-09-2007
Last Update Date
01-07-2019
Code Navigator

A pediatrician like Aron Flagg is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Pediatrics Pediatric Hematology-Oncology

Taxonomy Code
2080P0207X
Type
Allopathic & Osteopathic Physicians
License No.
62157
License State
CT
Taxonomy Description
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1208000000XAllopathic & Osteopathic Physicians

Pediatrics

35.091439 (OH)

Medicare Participation & PECOS Enrollment Status

Aron Flagg is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1255534855, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 5 → 10 → 1 5 → 10 → 1 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 0 + 5 + 1 + 0 + 3 + 8 + 8 + 1 + 0 + 24 = 55

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1255534855.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
35 PARK ST, YALE NEW HAVEN HOSPITAL, SMILOW CANCER CENTER
NEW HAVEN, CT 06511

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255534855, enumerated as an "individual" on June 09, 2007.

The provider is located at 35 PARK ST PEDIATRIC HEM ONC SUITE 7TH FL NEW HAVEN, CT 06511 and the phone number is (203) 785-4640.

Pediatrics with taxonomy code 2080P0207X and a focus in Pediatric Hematology-Oncology.