STEPHEN GARY MLAWSKY M.D.
NPI 1558044289
Surgery in Larkspur, CA

NPI Status: Active since August 09, 2023

Contact Information

228 OLD QUARRY RD N
LARKSPUR, CA
ZIP 94939
Phone: (916) 849-6178

Get Directions Write a Review

  • Individual
  • Male
  • Surgery

About STEPHEN MLAWSKY

This page provides the complete NPI Profile along with additional information for Stephen Mlawsky, a provider established in Larkspur, California with a medical specialization in Surgery. The healthcare provider is registered in the NPI registry with number 1558044289 assigned on August 2023. The practitioner's primary taxonomy code is 208600000X with license number G56467 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1558044289
Provider Name
STEPHEN GARY MLAWSKY M.D.
Gender
Male
Entity Type
Individual
Location Address
228 OLD QUARRY RD N LARKSPUR, CA 94939
Location Phone
(916) 849-6178
Mailing Address
PO BOX 2537 MILL VALLEY, CA 94942
Mailing Phone
(916) 849-6178
Is Sole Proprietor?
No
Enumeration Date
08-09-2023
Last Update Date
08-09-2023
Code Navigator

A surgeon like Stephen Mlawsky treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.

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

Surgery

Taxonomy Code
208600000X
Type
Allopathic & Osteopathic Physicians
License No.
G56467
License State
CA
Taxonomy Description
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

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)
1207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

G56467 (CA)
2208D00000XAllopathic & Osteopathic Physicians

General Practice

G56467 (CA)

Reviews for STEPHEN GARY MLAWSKY M.D.

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 1558044289, 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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 5 → 10 → 1 0 → 0 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 0 + 4 + 8 + 2 + 1 + 6 + 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 1558044289.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558044289, enumerated as an "individual" on August 09, 2023.

The provider is located at 228 OLD QUARRY RD N LARKSPUR, CA 94939 and the phone number is (916) 849-6178.

Surgery with taxonomy code 208600000X.