DR. ALLA ZILBERING MD
NPI 1063643468
Internal Medicine in Drexel Hill, PA

NPI Status: Active since August 03, 2009

Contact Information

5037 TOWNSHIP LINE RD
DREXEL HILL, PA
ZIP 19026
Phone: (610) 884-1212
Fax: (610) 884-1212

Get Directions Write a Review

  • Individual
  • Female
  • Internal Medicine

About ALLA ZILBERING

This page provides the complete NPI Profile along with additional information for Alla Zilbering, an internist established in Drexel Hill, Pennsylvania with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1063643468 assigned on August 2009. The practitioner's primary taxonomy code is 207R00000X with license number MD442338 (PA). The provider is registered as an individual and her NPI record was last updated February 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1063643468
Provider Name
DR. ALLA ZILBERING MD
Other Name
ALLA GRINBLAT MD
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
5037 TOWNSHIP LINE RD DREXEL HILL, PA 19026
Location Phone
(610) 884-1212
Location Fax
(610) 884-1212
Mailing Address
1749 HAMILTON DR PHOENIXVILLE, PA 19460
Mailing Phone
(610) 884-1212
Mailing Fax
(610) 884-1212
Is Sole Proprietor?
Yes
Enumeration Date
08-03-2009
Last Update Date
02-13-2026
Code Navigator

An internist like Alla Zilbering 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.
MD442338
License State
PA
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Reviews for DR. ALLA ZILBERING MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1063643468, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
0
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
8
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 6 → 12 → 3 6 → 12 → 3 3 → 6 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 2 + 3 + 1 + 2 + 4 + 6 + 4 + 1 + 2 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1063643468.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1063643468, enumerated as an "individual" on August 03, 2009.

The provider is located at 5037 TOWNSHIP LINE RD DREXEL HILL, PA 19026 and the phone number is (610) 884-1212.

Internal Medicine with taxonomy code 207R00000X.