AYMAN SERVICES
NPI 1538008586
Internal Medicine - Pulmonary Disease in Rochester Hills, MI

NPI Status: Active since March 26, 2026

Contact Information

75 BARCLAY CIR STE 205
ROCHESTER HILLS, MI
ZIP 48307
Phone: (248) 651-6430

NPI Profile Information
Primary Taxonomy
Group Taxonomy
Authorized Official
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Organization
Internal Medicine
Pulmonary Disease

About AYMAN SERVICES

This page provides the complete NPI Profile along with additional information for Ayman Services, an internist established in Rochester Hills, Michigan operating as a Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1538008586 assigned on March 2026. The practitioner's primary taxonomy code is 207RP1001X. The provider is registered as an organization and their NPI record was last updated March 2026. Ayman Services 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 Mohamed Ayman M.d. (Owner)

NPI: 1538008586
Provider Name: AYMAN SERVICES
Entity Type: Organization
Location Address: 75 BARCLAY CIR STE 205 ROCHESTER HILLS, MI 48307
Location Phone: (248) 651-6430
Mailing Address: 75 BARCLAY CIR STE 205 ROCHESTER HILLS, MI 48307
Mailing Phone: (248) 651-6430
Is Sole Proprietor?: No
Is Organization Subpart?: No
Enumeration Date: 03-26-2026
Last Update Date: 03-26-2026
Code Navigator

An internist like Ayman Services 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 Pulmonary Disease
Taxonomy Code: 207RP1001X
Type: Allopathic & Osteopathic Physicians
Taxonomy Description: An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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: MOHAMED AYMAN M.D.
Authorized Official Title: OWNER
Authorized Official Phone: (248) 651-6430

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 1538008586, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

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 0 → 0 8 → 16 → 7 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 + 6 + 8 + 0 + 0 + 1 + 6 + 5 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6

This NPI is valid

The calculated check digit is 6, which matches the last digit of 1538008586.