DR. GIOVANNI C CASILLAS M.D.
NPI 1265455216
Otolaryngology - Otology & Neurotology in Bayamon, PR

NPI Status: Active since July 25, 2006

Contact Information

CALLE B, ESQUINA J # 16
EDIFICIO MEDICO HERMANAS DAVILA, OFICINA 210
BAYAMON, PR
ZIP 00959
Phone: (787) 780-5130
Fax: (787) 200-4898

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  • Individual
  • Male
  • Years of Experience 20
  • Otolaryngology
  • Otology & Neurotology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About GIOVANNI CASILLAS

This page provides the complete NPI Profile along with additional information for Giovanni Casillas, a provider established in Bayamon, Puerto Rico with a medical specialization in Otolaryngology, focusing in otology & neurotology and more than 20 years of experience. He graduated from University Of Puerto Rico School Of Medicine in 2006. The healthcare provider is registered in the NPI registry with number 1265455216 assigned on July 2006. The practitioner's primary taxonomy code is 207YX0901X with license number 15272 (PR). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1265455216
Provider Name
DR. GIOVANNI C CASILLAS M.D.
Gender
Male
Entity Type
Individual
Location Address
CALLE B, ESQUINA J # 16 EDIFICIO MEDICO HERMANAS DAVILA, OFICINA 210 BAYAMON, PR 00959
Location Phone
(787) 780-5130
Location Fax
(787) 200-4898
Mailing Address
CALLE B, ESQUINA J # 16 EDIFICIO MEDICO HERMANAS DAVILA, OFICINA 210 BAYAMON, PR 00959
Mailing Phone
(787) 780-5130
Mailing Fax
(787) 200-4898
Medical School Name
UNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduation Year
2006
Is Sole Proprietor?
No
Enumeration Date
07-25-2006
Last Update Date
10-29-2010
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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

Otolaryngology Otology & Neurotology

Taxonomy Code
207YX0901X
Type
Allopathic & Osteopathic Physicians
License No.
15272
License State
PR
Taxonomy Description
An otolaryngologist who treats diseases of the ear and temporal bone, including disorders of hearing and balance. The additional training in otology and neurotology emphasizes the study of embryology, anatomy, physiology, epidemiology, pathophysiology, pathology, genetics, immunology, microbiology and the etiology of diseases of the ear and temporal bone.

Medicare Participation & PECOS Enrollment Status

Giovanni Casillas 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.

Giovanni Casillas 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: 446253801

    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: I20080904000049

    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.

Comprehensive hearing and speech recognition test

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

This service was performed 32 times for 32 patients

Comprehensive hearing test

A comprehensive hearing test assesses how well you can hear different sounds. It involves a series of examinations, including pure-tone tests, speech tests, and physical examinations of the ears. This helps identify any hearing loss and its potential causes. It's a non-painful and straightforward process.

This service was performed 32 times for 31 patients

Diagnostic exam of nasal passages using an endoscope

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

This service was performed 12 times for 11 patients

Established patient office or other outpatient visit, 10-19 minutes

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 25 times for 19 patients

Established patient office or other outpatient visit, 20-29 minutes

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 71 times for 48 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 16 times for 16 patients

Placement of ear probe for computerized measurement of repeated sounds with interpretation and report

This procedure involves placing a probe in your ear to measure how it responds to repeated sounds. The data is then interpreted by a computer to assess your hearing health. The findings are compiled into a report for further evaluation.

This service was performed 18 times for 18 patients

Removal of impacted ear wax

Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.

This service was performed 55 times for 41 patients

Reviews for DR. GIOVANNI C CASILLAS M.D.

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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 1265455216, 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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
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 6 → 12 → 3 4 → 8 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 8 + 5 + 1 + 0 + 2 + 2 + 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 1265455216.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265455216, enumerated as an "individual" on July 25, 2006.

The provider is located at CALLE B, ESQUINA J # 16 EDIFICIO MEDICO HERMANAS DAVILA, OFICINA 210 BAYAMON, PR 00959 and the phone number is (787) 780-5130.

Otolaryngology with taxonomy code 207YX0901X and a focus in Otology & Neurotology.