RYAN HOLUB-WARD
NPI 1639815624
Pediatrics in Warren, MI

NPI Status: Active since May 11, 2022

Contact Information

30061 SCHOENHERR RD STE A
WARREN, MI
ZIP 48088
Phone: (586) 558-2111
Fax: (586) 558-3665

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  • Individual
  • Male
  • Pediatrics
  • Accepts Insurance

About RYAN HOLUB-WARD

This page provides the complete NPI Profile along with additional information for Ryan Holub-ward, a pediatrician established in Warren, Michigan with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1639815624 assigned on May 2022. The practitioner's primary taxonomy code is 208000000X with license number 5101028873 (MI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1639815624
Provider Name
RYAN HOLUB-WARD
Gender
Male
Entity Type
Individual
Location Address
30061 SCHOENHERR RD STE A WARREN, MI 48088
Location Phone
(586) 558-2111
Location Fax
(586) 558-3665
Mailing Address
30061 SCHOENHERR RD STE A WARREN, MI 48088
Mailing Phone
(586) 558-2111
Mailing Fax
(586) 558-3665
Is Sole Proprietor?
Yes
Enumeration Date
05-11-2022
Last Update Date
10-09-2025
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A pediatrician like Ryan Holub-ward 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

Taxonomy Code
208000000X
Type
Allopathic & Osteopathic Physicians
License No.
5101028873
License State
MI
Taxonomy Description
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Cross� Premier PPO Bronze Extra - PPO
  • Blue Cross� Premier PPO Bronze Saver HSA - PPO
  • Blue Cross� Premier PPO Bronze Secure - PPO
  • Blue Cross� Premier PPO Gold - PPO
  • Blue Cross� Premier PPO Gold Extra - PPO
  • Blue Cross� Premier PPO Silver - PPO
  • Blue Cross� Premier PPO Silver Extra - PPO
  • Blue Cross� Premier PPO Silver Saver HSA - PPO
  • Blue Cross� Premier PPO Value - PPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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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 1639815624, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
2
Doubled → 4
Check
4
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 3 → 6 8 → 16 → 7 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 6 + 1 + 1 + 0 + 6 + 4 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1639815624.

Other Providers at the Same Location


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

Nurse Practitioner (Pediatrics)
30061 SCHOENHERR RD STE A
WARREN, MI 48088

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639815624, enumerated as an "individual" on May 11, 2022.

The provider is located at 30061 SCHOENHERR RD STE A WARREN, MI 48088 and the phone number is (586) 558-2111.

Pediatrics with taxonomy code 208000000X.

The provider might be accepting Accepts: Blue Cross Blue Shield of Michigan Mutual. Please consult your insurance carrier or call the provider to verify.