DR. BARBARA MADAY CALDERON IZQUIERDO MD
NPI 1770004806
General Practice in Lutz, FL

NPI Status: Active since June 28, 2017

Contact Information

1563 LAND O LAKES BLVD
LUTZ, FL
ZIP 33549
Phone: (813) 949-4224
Fax: (866) 372-2717

Get Directions Write a Review

  • Individual
  • Female
  • Years of Experience 30
  • General Practice
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About BARBARA CALDERON IZQUIERDO

This page provides the complete NPI Profile along with additional information for Barbara Calderon Izquierdo, a primary care provider established in Lutz, Florida with a medical specialization in General Practice and more than 30 years of experience. The healthcare provider is registered in the NPI registry with number 1770004806 assigned on June 2017. The practitioner's primary taxonomy code is 208D00000X with license number ME178010 (FL). The provider is registered as an individual and her NPI record was last updated March 2026.

NPI
1770004806
Provider Name
DR. BARBARA MADAY CALDERON IZQUIERDO MD
Gender
Female
Entity Type
Individual
Location Address
1563 LAND O LAKES BLVD LUTZ, FL 33549
Location Phone
(813) 949-4224
Location Fax
(866) 372-2717
Mailing Address
1711 W ATKINSON ST TAMPA, FL 33604
Mailing Phone
(305) 394-2471
Medical School Name
OTHER
Graduation Year
1997
Is Sole Proprietor?
Yes
Enumeration Date
06-28-2017
Last Update Date
03-25-2026
Code Navigator

A primary care provider (PCP) like Barbara Calderon Izquierdo sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc

Location Map

Secondary Locations

  • PO Box 4055
    Aguadilla, PR 00605
    (787) 658-0000
  • 11211 N Nebraska Ave Ste A5
    Tampa, FL 33612
    (813) 514-2333

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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
License No.
ME178010
License State
FL
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

Medicare Participation & PECOS Enrollment Status

Barbara Calderon Izquierdo 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.

Barbara Calderon Izquierdo 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: 9032457874

    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: I20190220002707

    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

Reviews for DR. BARBARA MADAY CALDERON IZQUIERDO MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1770004806, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
6
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 7 → 14 → 5 0 → 0 4 → 8 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 0 + 0 + 8 + 8 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1770004806.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Internal Medicine
1563 LAND O LAKES BLVD
LUTZ, FL 33549
Internal Medicine (Geriatric Medicine)
1563 LAND O LAKES BLVD
LUTZ, FL 33549
Nurse Practitioner (Adult Health)
1563 LAND O LAKES BLVD
LUTZ, FL 33549

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770004806, enumerated as an "individual" on June 28, 2017.

The provider is located at 1563 LAND O LAKES BLVD LUTZ, FL 33549 and the phone number is (813) 949-4224.

General Practice with taxonomy code 208D00000X.