LOVELLA CALUYA-DIAZ M.D.
NPI 1497956320
Psychiatry & Neurology - Psychiatry in San Mateo, CA

NPI Status: Active since May 29, 2007

Contact Information

1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA
ZIP 94403
Phone: (650) 385-9479
Fax: (650) 349-0476

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  • Individual
  • Female
  • Years of Experience 33
  • Psychiatry & Neurology
  • Psychiatry
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About LOVELLA CALUYA-DIAZ

This page provides the complete NPI Profile along with additional information for Lovella Caluya-diaz, a provider established in San Mateo, California with a medical specialization in Psychiatry & Neurology, focusing in psychiatry and more than 33 years of experience. She graduated from New York Medical College in 1993. The healthcare provider is registered in the NPI registry with number 1497956320 assigned on May 2007. The practitioner's primary taxonomy code is 2084P0800X with license number A060314 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1497956320
Provider Name
LOVELLA CALUYA-DIAZ M.D.
Gender
Female
Entity Type
Individual
Location Address
1950 ALAMEDA DE LAS PULGAS SAN MATEO, CA 94403
Location Phone
(650) 385-9479
Location Fax
(650) 349-0476
Mailing Address
1950 ALAMEDA DE LAS PULGAS SAN MATEO, CA 94403
Mailing Phone
(650) 385-9479
Mailing Fax
(650) 349-0476
Medical School Name
NEW YORK MEDICAL COLLEGE
Graduation Year
1993
Is Sole Proprietor?
No
Enumeration Date
05-29-2007
Last Update Date
12-09-2020
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A psychiatrist like Lovella Caluya-diaz are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

Location Map

Secondary Locations

  • 150 W 20th Ave
    San Mateo, CA 94403
    (650) 573-2421

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

Psychiatry & Neurology Psychiatry

Taxonomy Code
2084P0800X
Type
Allopathic & Osteopathic Physicians
License No.
A060314
License State
CA
Taxonomy Description
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Medicare Participation & PECOS Enrollment Status

Lovella Caluya-diaz 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.

Lovella Caluya-diaz 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: 8729061403

    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: I20040611001473

    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, 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 18 times for 11 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 85 times for 14 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $50.58 for a new patient copayment and $21.22 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 94403 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $202.35
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $50.58
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

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

  • Average Established Patient Price $84.91
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $21.22
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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.

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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 1497956320, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
0
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 9 → 18 → 9 9 → 18 → 9 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 8 + 7 + 1 + 8 + 5 + 1 + 2 + 3 + 4 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1497956320.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Psychologist
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Psychiatry & Neurology (Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Psychiatry & Neurology (Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Social Worker (Clinical)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Social Worker (Clinical)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Psychiatry & Neurology (Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Mental Health)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Psychiatry & Neurology (Child & Adolescent Psychiatry)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Point of Service
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Social Worker
1950 ALAMEDA DE LAS PULGAS, STE 240
SAN MATEO, CA 94403
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Addiction (Substance Use Disorder))
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Marriage & Family Therapist
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Student in an Organized Health Care Education/Training Program
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Mental Health)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Counselor (Mental Health)
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403
Student in an Organized Health Care Education/Training Program
1950 ALAMEDA DE LAS PULGAS
SAN MATEO, CA 94403

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497956320, enumerated as an "individual" on May 29, 2007.

The provider is located at 1950 ALAMEDA DE LAS PULGAS SAN MATEO, CA 94403 and the phone number is (650) 385-9479.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.