DR. JOHN ALEXANDER GRIMALDI D.O.
NPI 1821157033
Urology in Chula Vista, CA


Quality Rating: 75 out of 100 score

NPI Status: Active since December 06, 2006

Contact Information

450 4TH AVE
SUITE 312
CHULA VISTA, CA
ZIP 91910
Phone: (619) 420-0201
Fax: (619) 425-7795

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  • Individual
  • Male
  • Years of Experience 24
  • Urology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • CLIA Number: 05D2031634
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 02-05-2028

About JOHN GRIMALDI

This page provides the complete NPI Profile along with additional information for John Grimaldi, a provider established in Chula Vista, California with a medical specialization in Urology and more than 24 years of experience. He graduated from Midwestern University, Chicago College Of Osteopathic Med in 2002. The healthcare provider is registered in the NPI registry with number 1821157033 assigned on December 2006. The practitioner's primary taxonomy code is 208800000X with license number 20A11355 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1821157033
Provider Name
DR. JOHN ALEXANDER GRIMALDI D.O.
Gender
Male
Entity Type
Individual
Location Address
450 4TH AVE SUITE 312 CHULA VISTA, CA 91910
Location Phone
(619) 420-0201
Location Fax
(619) 425-7795
Mailing Address
450 4TH AVE SUITE 312 CHULA VISTA, CA 91910
Mailing Phone
(619) 420-0201
Mailing Fax
(619) 425-7795
Medical School Name
MIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduation Year
2002
Is Sole Proprietor?
Yes
Enumeration Date
12-06-2006
Last Update Date
01-12-2023
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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

Urology

Taxonomy Code
208800000X
Type
Allopathic & Osteopathic Physicians
License No.
20A11355
License State
CA
Taxonomy Description
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Medicare Participation & PECOS Enrollment Status

John Grimaldi 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.

John Grimaldi 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: 3274633219

    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: I20110105001071

    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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Medical/Surgical Supplies (DA000N)

    Lubricant, individual sterile packet, each (HCPCS:A4332)

    2 DME suppliers used 15 Medicare Claims 2250 Services Paid

Orthotic Devices

  • DME-Orthotic Devices (DF008N)

    Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each (HCPCS:A4351)

    4 DME suppliers used 38 Medicare Claims 6350 Services Paid

  • DME-Orthotic Devices (DF008N)

    Intermittent urinary catheter, with insertion supplies (HCPCS:A4353)

    1 DME suppliers used 11 Medicare Claims 2200 Services Paid

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.

Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle

This procedure involves the injection of hormone-based anti-cancer drugs under the skin or into a muscle. These medications help to slow down or stop the growth of certain types of cancer cells. The process is usually quick and can be performed in a clinic or hospital.

This service was performed 26 times for 14 patients

Automated urinalysis test

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

This service was performed 164 times for 129 patients

Complex measurement of pressure of urine flow in bladder with voiding pressure studies

This procedure measures the pressure in your bladder as it fills and empties. It helps to understand how well your bladder is functioning. Sensors record pressure levels during these processes, providing valuable data for your doctor.

This service was performed 190 times for 152 patients

Complicated insertion of bladder tube

This procedure involves placing a tube into your bladder to help with urine flow. It may be needed if you have trouble urinating naturally. The process requires specialized skill due to certain complexities but is done with utmost care for your comfort.

This service was performed 82 times for 25 patients

Destruction of prostate tissue using microwave induced heat

This procedure involves the use of safe microwave energy to generate heat, which is then applied to a specific part of the body to eliminate unwanted tissue. It's a non-invasive method often employed to address certain health issues.

This service was performed 145 times for 119 patients

Diagnostic exam of bladder and urethra using an endoscope

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

This service was performed 322 times for 241 patients

Electronic assessment of bladder emptying

Electronic assessment of bladder emptying is a non-invasive test that measures how well your bladder functions. It uses ultrasound technology to create images of your bladder before and after you use the restroom, helping to identify any issues with bladder emptying.

This service was performed 189 times for 151 patients

Established patient office or other outpatient visit, 30-39 minutes

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 1,231 times for 510 patients

Leuprolide acetate (for depot suspension), 7.5 mg

Leuprolide acetate is a medication that helps regulate certain hormone levels in your body. It's injected into your muscle once a month. This treatment can help manage various health conditions related to hormone imbalance. Always follow your doctor's instructions.

This service was performed 144 times for 14 patients

New patient office or other outpatient visit, 45-59 minutes

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 187 times for 187 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $35.05 for a new patient copayment and $19.21 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 91910 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $140.22
  • Minimum New Patient Price $62.1
  • Maximum New Patient Price $184.71
  • Average New Patient Copayment $35.05
  • Minimum New Patient Copayment $15.52
  • Maximum New Patient Copayment $46.17

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $76.87
  • Minimum Established Patient Price $20.62
  • Maximum Established Patient Price $151.42
  • Average Established Patient Copayment $19.21
  • Minimum Established Patient Copayment $5.15
  • Maximum Established Patient Copayment $37.85

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 75, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 75 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: N/A

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: N/A

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: N/A

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores.

  • Cost Score: N/A

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

  • Cost Score: N/A

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D2031634
Facility Type
Physician Office
Certificate Effective Date
February 06, 2026
Certificate Expiration Date
February 05, 2028
Laboratory Director
JOHN A. GRIMALDI
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to John Grimaldi to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1821157033, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
0
Unchanged
Pos 9
3
Doubled → 6
Check
3
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 2 → 4 1 → 2 7 → 14 → 5 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 2 + 5 + 1 + 4 + 0 + 6 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1821157033.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Urology
450 4TH AVE, STE 303
CHULA VISTA, CA 91910
Podiatrist (Foot & Ankle Surgery)
450 4TH AVE, SUITE 401
CHULA VISTA, CA 91910
Podiatrist (Foot & Ankle Surgery)
450 4TH AVE, STE 401
CHULA VISTA, CA 91910
Specialist
450 4TH AVE, STE 303
CHULA VISTA, CA 91910
Neurological Surgery
450 4TH AVE, SUITE 405
CHULA VISTA, CA 91910
Nurse Practitioner (Psychiatric/Mental Health)
450 4TH AVE, SUITE 215
CHULA VISTA, CA 91910
Audiologist-Hearing Aid Fitter
450 4TH AVE, SUITE 306
CHULA VISTA, CA 91910
Hearing Instrument Specialist
450 4TH AVE, SUITE 200
CHULA VISTA, CA 91910
Pharmacy (Community/Retail Pharmacy)
450 4TH AVE, SUITE 100
CHULA VISTA, CA 91910
Internal Medicine (Cardiovascular Disease)
450 4TH AVE, STE. 304
CHULA VISTA, CA 91910
Psychiatry & Neurology (Neurology)
450 4TH AVE, STE 214
CHULA VISTA, CA 91910
Prosthetic/Orthotic Supplier
450 4TH AVE, SUITE 405
CHULA VISTA, CA 91910
Urology
450 4TH AVE, SUTIE 312
CHULA VISTA, CA 91910
Counselor (Professional)
450 4TH AVE
CHULA VISTA, CA 91910
Occupational Therapist (Ergonomics)
450 4TH AVE, #215
CHULA VISTA, CA 91910

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821157033, enumerated as an "individual" on December 06, 2006.

The provider is located at 450 4TH AVE SUITE 312 CHULA VISTA, CA 91910 and the phone number is (619) 420-0201.

Urology with taxonomy code 208800000X.