DR. JOHN THOMAS ALTAVILLA MD
NPI 1891439360
Emergency Medicine in New York, NY
NPI Status: Active since April 21, 2022
Contact Information
550 1ST AVE
NEW YORK, NY
ZIP 10016
Phone: (212) 263-5506
- Individual
- Male
- Emergency Medicine
About JOHN ALTAVILLA
This page provides the complete NPI Profile along with additional information for John Altavilla, a provider established in New York, New York with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1891439360 assigned on April 2022. The practitioner's primary taxonomy code is 207P00000X with license number 25MA13035100 (NJ). The provider is registered as an individual and his NPI record was last updated April 2026.
- NPI
- 1891439360
- Provider Name
- DR. JOHN THOMAS ALTAVILLA MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 550 1ST AVE NEW YORK, NY 10016
- Location Phone
- (212) 263-5506
- Mailing Address
- 8 HOFFMAN DR CALIFON, NJ 07830
- Mailing Phone
- (908) 574-9344
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-21-2022
- Last Update Date
- 04-13-2026
- Code Navigator
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
Emergency Medicine
- Taxonomy Code
- 207P00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 25MA13035100
- License State
- NJ
- Taxonomy Description
- An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
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) |
|---|---|---|---|---|
| 1 | 390200000X | Student, Health Care | Student in an Organized Health Care Education/Training Program |
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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 1891439360, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 70 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1891439360, enumerated as an "individual" on April 21, 2022.
The provider is located at 550 1ST AVE NEW YORK, NY 10016 and the phone number is (212) 263-5506.
Emergency Medicine with taxonomy code 207P00000X.
