DR. MICHAEL STEPHEN ROZWADOWSKI MD
NPI 1538726658
Internal Medicine in Royal Oak, MI

NPI Status: Active since May 23, 2019

Contact Information

26154 WOODWARD AVE STE B
ROYAL OAK, MI
ZIP 48067
Phone: (248) 581-4754
Fax: (877) 552-7884

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NPPES record last updated: February 19, 2025. Verified against the NPPES registry weekly; last sync: July 12, 2026.

Record update history: Feb 19, 2025, May 10, 2024, Oct 6, 2023 and 3 more (6 updates tracked since 2019).

  • Individual
  • Male
  • Internal Medicine
  • Accepts Insurance

About MICHAEL ROZWADOWSKI

This page provides the complete NPI Profile along with additional information for Michael Rozwadowski, an internist established in Royal Oak, Michigan with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1538726658 assigned on May 2019. The practitioner's primary taxonomy code is 207R00000X with license number 4301506909 (MI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1538726658
Provider Name
DR. MICHAEL STEPHEN ROZWADOWSKI MD
Gender
Male
Entity Type
Individual
Location Address
26154 WOODWARD AVE STE B ROYAL OAK, MI 48067
Location Phone
(248) 581-4754
Location Fax
(877) 552-7884
Mailing Address
18423 CRACKLEWOOD DR MACOMB, MI 48042
Mailing Phone
(586) 850-9581
Is Sole Proprietor?
No
Enumeration Date
05-23-2019
Last Update Date
02-19-2025
Code Navigator

An internist like Michael Rozwadowski 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.
4301506909
License State
MI
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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • MyPriority Balanced Silver - HMO
  • MyPriority Balanced Silver Southeast Michigan Network - HMO
  • MyPriority Enhanced Gold Southeast Michigan Network - HMO
  • MyPriority Premier Silver - HMO
  • MyPriority Standard Bronze - HMO
  • MyPriority Standard Bronze - Southeast Michigan Network - HMO
  • MyPriority Standard Bronze - Travel - HMO
  • MyPriority Standard Gold - HMO
  • MyPriority Standard Gold Southeast Michigan Network - HMO
  • MyPriority Standard Silver - HMO
  • MyPriority Standard Silver - Southeast Michigan Network - HMO
  • MyPriority Standard Silver - Travel - HMO
  • MyPriority Value Bronze - HMO
  • MyPriority Value Bronze HSA - HMO
  • MyPriority Value Bronze HSA Southeast Michigan Network - HMO
  • MyPriority Value Bronze Southeast Michigan Network - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

This service was performed 18 times for 18 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 35 times for 32 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 94 times for 82 patients

Insertion of needle into vein for collection of blood sample

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

This service was performed 18 times for 18 patients

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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 1538726658, 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
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 3 → 6 7 → 14 → 5 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 1 + 4 + 2 + 1 + 2 + 6 + 1 + 0 + 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 1538726658.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538726658, enumerated as an "individual" on May 23, 2019.

The provider is located at 26154 WOODWARD AVE STE B ROYAL OAK, MI 48067 and the phone number is (248) 581-4754.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Priority Health. Please consult your insurance carrier or call the provider to verify.