DR. STEVEN MAXWELL HENICK MD
NPI 1144808585
Orthopaedic Surgery - Pediatric Orthopaedic Surgery in Palo Alto, CA

NPI Status: Active since March 29, 2021

Contact Information

453 QUARRY RD
PALO ALTO, CA
ZIP 94304
Phone: (650) 723-5243
Fax: (650) 497-8891

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  • Individual
  • Male
  • Orthopaedic Surgery
  • Pediatric Orthopaedic Surgery

About STEVEN HENICK

This page provides the complete NPI Profile along with additional information for Steven Henick, a provider established in Palo Alto, California with a medical specialization in Orthopaedic Surgery, focusing in pediatric orthopaedic surgery . The healthcare provider is registered in the NPI registry with number 1144808585 assigned on March 2021. The practitioner's primary taxonomy code is 207XP3100X with license number A206561 (CA). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1144808585
Provider Name
DR. STEVEN MAXWELL HENICK MD
Gender
Male
Entity Type
Individual
Location Address
453 QUARRY RD PALO ALTO, CA 94304
Location Phone
(650) 723-5243
Location Fax
(650) 497-8891
Mailing Address
453 QUARRY RD PALO ALTO, CA 94304
Is Sole Proprietor?
No
Enumeration Date
03-29-2021
Last Update Date
06-05-2026
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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

Orthopaedic Surgery Pediatric Orthopaedic Surgery

Taxonomy Code
207XP3100X
Type
Allopathic & Osteopathic Physicians
License No.
A206561
License State
CA
Taxonomy Description
An orthopedic surgeon who has additional training and experience in diagnosing, treating and managing musculoskeletal problems in infants, children and adolescents. These may include limb and spine deformities (such as club foot, scoliosis); gait abnormalities (limping); bone and joint infections; broken bones.

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)
1390200000XStudent, 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 1144808585, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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
1
Unchanged
Pos 3
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 4 → 8 8 → 16 → 7 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 1 + 6 + 0 + 1 + 6 + 5 + 1 + 6 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1144808585.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Radiology (Diagnostic Neuroimaging)
453 QUARRY RD
PALO ALTO, CA 94304
Pediatrics (Pediatric Nephrology)
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Pediatrics
453 QUARRY RD
PALO ALTO, CA 94304
Radiology (Neuroradiology)
453 QUARRY RD, DEPARTMENT OF RADIOLOGY
PALO ALTO, CA 94304
Anesthesiology
453 QUARRY RD
PALO ALTO, CA 94304
Neurological Surgery
453 QUARRY RD
PALO ALTO, CA 94304
Psychiatry & Neurology (Neurology)
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
453 QUARRY RD
PALO ALTO, CA 94304
Specialist
453 QUARRY RD
PALO ALTO, CA 94304
Genetic Counselor, MS
453 QUARRY RD
PALO ALTO, CA 94304
Pediatrics (Neonatal-Perinatal Medicine)
453 QUARRY RD
PALO ALTO, CA 94304

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144808585, enumerated as an "individual" on March 29, 2021.

The provider is located at 453 QUARRY RD PALO ALTO, CA 94304 and the phone number is (650) 723-5243.

Orthopaedic Surgery with taxonomy code 207XP3100X and a focus in Pediatric Orthopaedic Surgery.