THOMAS F REGAN IV MD
NPI 1669933131
Anesthesiology in Birmingham, AL

NPI Status: Active since March 27, 2019

Contact Information

625 19TH ST S
BIRMINGHAM, AL
ZIP 35233
Phone: (205) 934-6525

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  • Individual
  • Male
  • Years of Experience 7
  • Anesthesiology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About THOMAS REGAN

This page provides the complete NPI Profile along with additional information for Thomas Regan, an anesthesiologist established in Birmingham, Alabama with a medical specialization in Anesthesiology and more than 7 years of experience. He graduated from University Of Arkansas College Of Medicine in 2019. The healthcare provider is registered in the NPI registry with number 1669933131 assigned on March 2019. The practitioner's primary taxonomy code is 207L00000X with license number MD.41389 (AL). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1669933131
Provider Name
THOMAS F REGAN IV MD
Gender
Male
Entity Type
Individual
Location Address
625 19TH ST S BIRMINGHAM, AL 35233
Location Phone
(205) 934-6525
Mailing Address
625 19TH ST S BIRMINGHAM, AL 35233
Medical School Name
UNIVERSITY OF ARKANSAS COLLEGE OF MEDICINE
Graduation Year
2019
Is Sole Proprietor?
No
Enumeration Date
03-27-2019
Last Update Date
06-01-2026
Code Navigator

An anesthesiologist like Thomas Regan manages the care of surgical patients and pain relief through drug administration that reduces or eliminates pain during an operation, medical procedure or during labor and delivery of babies. During surgical procedures anesthesiologists are responsible for adjusting the amount of anesthetic, monitoring the patient's heart rate, body temperature, blood pressure and breathing.

Location Map

Secondary Locations

  • 1725 W Harrison St Ste 970
    Chicago, IL 60612
    (312) 942-3134
  • 2160 Capital Cir NE Ste 200
    Tallahassee, FL 32308
    (850) 558-1260
  • 251 E Huron St Ste 5-704
    Chicago, IL 60611
    (312) 695-0061

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

Anesthesiology

Taxonomy Code
207L00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD.41389
License State
AL
Taxonomy Description
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

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)
1207L00000XAllopathic & Osteopathic Physicians

Anesthesiology

036165284 (IL)
2207LP2900XAllopathic & Osteopathic Physicians

Anesthesiology
Pain Medicine

036165284 (IL)
3390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Insurance Plans Accepted

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

  • BlueOptions Bronze (HSA) 24J01-10 (Rewards / $4 Condition Care Rx) - PPO
  • BlueOptions Bronze 24J01-04 (3 PCP Visits for $0 then $55 / $70 Specialist Visits / Rewards) - PPO
  • BlueOptions Bronze 24J01-06 (Rewards) - PPO
  • BlueOptions Bronze 24J01-17 ($50 PCP Visits / Rewards) - PPO
  • BlueOptions Bronze 24J01-18S ($50 PCP Visits / Rewards) - PPO
  • BlueOptions Gold 24J01-09 ($0 Deductible / $15 PCP Visits / $75 Specialist Visits / $20 Labs / Rewards) - PPO
  • BlueOptions Gold 24J01-12 ($40 PCP Visits / $75 Specialist Visits / $15 Labs / Rewards) - PPO
  • BlueOptions Gold 24J01-20S ($30 PCP Visits / $60 Specialist Visits / Rewards) - PPO
  • BlueOptions Platinum 24J01-05 ($0 Labs / $15 PCP Visits / $35 Specialist Visits / Rewards) - PPO
  • BlueOptions Platinum 24J01-08 ($0 Deductible / $0 Labs / $15 PCP Visits / $25 Specialist Visits / Rewards) - PPO
  • BlueOptions Platinum 24J01-21S ($0 Deductible / $10 PCP Visits / $20 Specialist Visits / Rewards) - PPO
  • BlueOptions Silver 24J01-03 ($10 Labs / Rewards) - PPO
  • BlueOptions Silver 24J01-07 ($50 PCP Visits / Rewards) - PPO
  • BlueOptions Silver 24J01-19S ($40 PCP Visits / $80 Specialist Visits / Rewards) - PPO

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

Medicare Participation & PECOS Enrollment Status

Thomas Regan is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Thomas Regan is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

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.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 3375885122

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20240822000729, I20251215003939

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

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.

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 25 times for 20 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 18 times for 16 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

This service was performed 16 times for 15 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 40 times for 40 patients

Reviews for THOMAS F REGAN IV MD

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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 1669933131, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
Check
1
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 6 → 12 → 3 9 → 18 → 9 3 → 6 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 8 + 3 + 6 + 1 + 6 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1669933131.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Internal Medicine
625 19TH ST S
BIRMINGHAM, AL 35233
Internal Medicine
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Emergency Medicine
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233
Student in an Organized Health Care Education/Training Program
625 19TH ST S
BIRMINGHAM, AL 35233

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669933131, enumerated as an "individual" on March 27, 2019.

The provider is located at 625 19TH ST S BIRMINGHAM, AL 35233 and the phone number is (205) 934-6525.

Anesthesiology with taxonomy code 207L00000X.

The provider might be accepting Accepts: Florida Blue (BlueCross BlueShield FL). Please consult your insurance carrier or call the provider to verify.