JON HEMMINGS MD
NPI 1801467709
Internal Medicine in New York, NY

NPI Status: Active since July 02, 2021

Contact Information

1468 MADISON AVE
NEW YORK, NY
ZIP 10029
Phone: (212) 241-6500

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  • Individual
  • Male
  • Internal Medicine

About JON HEMMINGS

This page provides the complete NPI Profile along with additional information for Jon Hemmings, an internist established in New York, New York with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1801467709 assigned on July 2021. The practitioner's primary taxonomy code is 207R00000X with license number E-20283 (AR). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1801467709
Provider Name
JON HEMMINGS MD
Gender
Male
Entity Type
Individual
Location Address
1468 MADISON AVE NEW YORK, NY 10029
Location Phone
(212) 241-6500
Mailing Address
1468 MADISON AVE NEW YORK, NY 10029
Mailing Phone
(212) 241-6500
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
07-02-2021
Last Update Date
05-20-2026
Code Navigator

An internist like Jon Hemmings is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
E-20283
License State
AR
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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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 1801467709, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
8
Unchanged
Pos 3
0
Doubled → 0
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
7
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 0 → 0 4 → 8 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 0 + 1 + 8 + 6 + 1 + 4 + 7 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1801467709.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Speech-Language Pathologist
1468 MADISON AVE, BOX 1241
NEW YORK, NY 10029
Physical Therapist
1468 MADISON AVE
NEW YORK, NY 10029
Physical Therapist
1468 MADISON AVE
NEW YORK, NY 10029
Occupational Therapist (Hand)
1468 MADISON AVE, MC LEVEL ROOM 201
NEW YORK, NY 10029
Physical Therapist
1468 MADISON AVE
NEW YORK, NY 10029
Occupational Therapist (Neurorehabilitation)
1468 MADISON AVE, MOUNT SINAI MEDICAL CENTER
NEW YORK, NY 10029
Anesthesiology
1468 MADISON AVE, KCC-8
NEW YORK, NY 10029
Nurse Practitioner (Adult Health)
1468 MADISON AVE, ROOM 721
NEW YORK, NY 10029
General Acute Care Hospital
1468 MADISON AVE
NEW YORK, NY 10029
Nurse Practitioner (Adult Health)
1468 MADISON AVE
NEW YORK, NY 10029
General Acute Care Hospital
1468 MADISON AVE
NEW YORK, NY 10029
Registered Nurse (Infection Control)
1468 MADISON AVE
NEW YORK, NY 10029
Nurse Practitioner (Gerontology)
1468 MADISON AVE
NEW YORK, NY 10029
Nurse Practitioner (Adult Health)
1468 MADISON AVE
NEW YORK, NY 10029
Clinic/Center (Occupational Medicine)
1468 MADISON AVE, 3RD FLOOR
NEW YORK, NY 10029
Nurse Practitioner (Family)
1468 MADISON AVE
NEW YORK, NY 10029
Pathology (Anatomic Pathology & Clinical Pathology)
1468 MADISON AVE, THE MOUNT SINAI HOSPITAL
NEW YORK, NY 10029
Clinical Neuropsychologist
1468 MADISON AVE, NEUROLOGY MHBB BOX 1052
NEW YORK, NY 10029
General Acute Care Hospital
1468 MADISON AVE, 15TH FLOOR, BOX 1194
NEW YORK, NY 10029

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1801467709, enumerated as an "individual" on July 02, 2021.

The provider is located at 1468 MADISON AVE NEW YORK, NY 10029 and the phone number is (212) 241-6500.

Internal Medicine with taxonomy code 207R00000X.