SYNERGY MEDICAL GROUP LLC
NPI 1912865528
Internal Medicine - Nephrology in Manchester, MD

NPI Status: Active since January 13, 2026

Contact Information

3332 MAIN ST
MANCHESTER, MD
ZIP 21102
Phone: (410) 239-7139

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  • Organization
  • Internal Medicine
  • Nephrology

About SYNERGY MEDICAL GROUP LLC

This page provides the complete NPI Profile along with additional information for Synergy Medical Group Llc, an internist established in Manchester, Maryland operating as a Internal Medicine, focusing in nephrology . The healthcare provider is registered in the NPI registry with number 1912865528 assigned on January 2026. The practitioner's primary taxonomy code is 207RN0300X. The provider is registered as an organization and their NPI record was last updated January 2026. Synergy Medical Group Llc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Kamal Salah H Sewaralthahab Md (Owner)

NPI
1912865528
Provider Name
SYNERGY MEDICAL GROUP LLC
Entity Type
Organization
Location Address
3332 MAIN ST MANCHESTER, MD 21102
Location Phone
(410) 239-7139
Mailing Address
1205 YORK RD STE 11 TIMONIUM, MD 21093
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-13-2026
Last Update Date
01-13-2026
Code Navigator

An internist like Synergy Medical Group Llc 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 Nephrology

Taxonomy Code
207RN0300X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

 
2207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

 
3207RE0101XAllopathic & Osteopathic Physicians

Internal Medicine
Endocrinology, Diabetes & Metabolism

 
4207RG0100XAllopathic & Osteopathic Physicians

Internal Medicine
Gastroenterology

 
5207RH0000XAllopathic & Osteopathic Physicians

Internal Medicine
Hematology

 
6207RI0200XAllopathic & Osteopathic Physicians

Internal Medicine
Infectious Disease

 
7207RP1001XAllopathic & Osteopathic Physicians

Internal Medicine
Pulmonary Disease

 
8207RR0500XAllopathic & Osteopathic Physicians

Internal Medicine
Rheumatology

 
9207W00000XAllopathic & Osteopathic Physicians

Ophthalmology

 
102086S0129XAllopathic & Osteopathic Physicians

Surgery
Vascular Surgery

 
11208800000XAllopathic & Osteopathic Physicians

Urology

 
12208D00000XAllopathic & Osteopathic Physicians

General Practice

 
13208VP0000XAllopathic & Osteopathic Physicians

Pain Medicine
Pain Medicine

 
14213E00000XPodiatric Medicine & Surgery Service Providers

Podiatrist

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

KAMAL SALAH H SEWARALTHAHAB MD

Authorized Official Title
OWNER
Authorized Official Phone
(443) 325-0031

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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 1912865528, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
2
Doubled → 4
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 1 → 2 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 + 9 + 2 + 2 + 1 + 6 + 6 + 1 + 0 + 5 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1912865528.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Skilled Nursing Facility
3332 MAIN ST, POB 390
MANCHESTER, MD 21102
Skilled Nursing Facility
3332 MAIN ST
MANCHESTER, MD 21102
Physical Therapist
3332 MAIN ST
MANCHESTER, MD 21102
Physical Therapist
3332 MAIN ST
MANCHESTER, MD 21102
Skilled Nursing Facility
3332 MAIN ST
MANCHESTER, MD 21102
Occupational Therapist
3332 MAIN ST
MANCHESTER, MD 21102
Physical Therapist
3332 MAIN ST
MANCHESTER, MD 21102
Skilled Nursing Facility
3332 MAIN ST
MANCHESTER, MD 21102
Physical Medicine & Rehabilitation (Pain Medicine)
3332 MAIN ST
MANCHESTER, MD 21102
Optometrist
3332 MAIN ST
MANCHESTER, MD 21102
Family Medicine (Hospice and Palliative Medicine)
3332 MAIN ST
MANCHESTER, MD 21102

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912865528, enumerated as an "organization" on January 13, 2026.

The provider is located at 3332 MAIN ST MANCHESTER, MD 21102 and the phone number is (410) 239-7139.

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.