SYLWIA PATRYCJA FOWLER MD
NPI 1083097893
Psychiatry & Neurology - Neurology in North Bethesda, MD

NPI Status: Active since June 30, 2015

Contact Information

6000 EXECUTIVE BLVD STE 602
NORTH BETHESDA, MD
ZIP 20852
Phone: (301) 888-6128
Fax: (301) 517-9369

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  • Individual
  • Female
  • Psychiatry & Neurology
  • Neurology
  • Opted-Out Medicare

About SYLWIA FOWLER

This page provides the complete NPI Profile along with additional information for Sylwia Fowler, a provider established in North Bethesda, Maryland with a medical specialization in Psychiatry & Neurology, focusing in neurology . The healthcare provider is registered in the NPI registry with number 1083097893 assigned on June 2015. The practitioner's primary taxonomy code is 2084N0400X with license number D0087249 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1083097893
Provider Name
SYLWIA PATRYCJA FOWLER MD
Gender
Female
Entity Type
Individual
Location Address
6000 EXECUTIVE BLVD STE 602 NORTH BETHESDA, MD 20852
Location Phone
(301) 888-6128
Location Fax
(301) 517-9369
Mailing Address
6000 EXECUTIVE BLVD STE 602 NORTH BETHESDA, MD 20852
Mailing Phone
(301) 888-6128
Mailing Fax
(301) 517-9369
Is Sole Proprietor?
Yes
Enumeration Date
06-30-2015
Last Update Date
11-09-2025
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The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Sylwia Fowler opted out of Medicare effective on 01-23-2023 until 01-23-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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

Psychiatry & Neurology Neurology

Taxonomy Code
2084N0400X
Type
Allopathic & Osteopathic Physicians
License No.
D0087249
License State
MD
Taxonomy Description
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

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)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

262733 (MA)

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 01-23-2023

  • Opt-Out End Date: 01-23-2027

  • Eligible to Order and Refer? No

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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 1083097893, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
9
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 8 → 16 → 7 0 → 0 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 0 + 9 + 1 + 4 + 8 + 1 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1083097893.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Physical Medicine & Rehabilitation
6000 EXECUTIVE BLVD STE 602
ROCKVILLE, MD 20852
Nutritionist (Nutrition, Education)
6000 EXECUTIVE BLVD STE 602
ROCKVILLE, MD 20852
Counselor (Professional)
6000 EXECUTIVE BLVD STE 602
ROCKVILLE, MD 20852
Counselor (Professional)
6000 EXECUTIVE BLVD STE 602
ROCKVILLE, MD 20852
Anesthesiology (Pain Medicine)
6000 EXECUTIVE BLVD STE 602
ROCKVILLE, MD 20852
Clinic/Center (Mental Health (Including Community Mental Health Center))
6000 EXECUTIVE BLVD STE 602
NORTH BETHESDA, MD 20852

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083097893, enumerated as an "individual" on June 30, 2015.

The provider is located at 6000 EXECUTIVE BLVD STE 602 NORTH BETHESDA, MD 20852 and the phone number is (301) 888-6128.

Psychiatry & Neurology with taxonomy code 2084N0400X and a focus in Neurology.