MR. ELVIN GERARDO RIVERA MD
NPI 1245283431
Internal Medicine - Cardiovascular Disease in San Juan, PR

NPI Status: Active since May 18, 2006

Contact Information

29 WASHINGTON ST
ASHFORD MEDICAL CENTER STE 709
SAN JUAN, PR
ZIP 00907
Phone: (787) 725-2964
Fax: (787) 725-2964

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  • Individual
  • Male
  • Years of Experience 37
  • Internal Medicine
  • Cardiovascular Disease
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About ELVIN RIVERA

This page provides the complete NPI Profile along with additional information for Elvin Rivera, an internist established in San Juan, Puerto Rico with a medical specialization in Internal Medicine, focusing in cardiovascular disease and more than 37 years of experience. He graduated from University Of Puerto Rico School Of Medicine in 1989. The healthcare provider is registered in the NPI registry with number 1245283431 assigned on May 2006. The practitioner's primary taxonomy code is 207RC0000X with license number 12037 (PR). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1245283431
Provider Name
MR. ELVIN GERARDO RIVERA MD
Gender
Male
Entity Type
Individual
Location Address
29 WASHINGTON ST ASHFORD MEDICAL CENTER STE 709 SAN JUAN, PR 00907
Location Phone
(787) 725-2964
Location Fax
(787) 725-2964
Mailing Address
ASHFORD AVE #1477 APT 501 SAN JUAN, PR 00907
Mailing Phone
(787) 728-4474
Mailing Fax
(787) 725-2964
Medical School Name
UNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduation Year
1989
Is Sole Proprietor?
Yes
Enumeration Date
05-18-2006
Last Update Date
07-08-2007
Code Navigator

An internist like Elvin Rivera is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

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

Internal Medicine Cardiovascular Disease

Taxonomy Code
207RC0000X
Type
Allopathic & Osteopathic Physicians
License No.
12037
License State
PR
Taxonomy Description
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Insurance Plans Accepted

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

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
060280OTHER (01)CA
SE4306OTHER (01)PALIC
9021OTHER (01)IMC
88600MEDICARE ID-TYPE UNSPECIFIED (04) 
10312037CAOTHER (01)GLOBAL HEALTH PLAN
220271OTHER (01)PREFERRED HEALTH PLAN
600509OTHER (01)MMM
9120264OTHER (01)HUMANA HEALTH PLAN
2490OTHER (01)AMERICAN HEALTH
88600RIOTHER (01)SSS
F97037MEDICARE UPIN (02) 

Medicare Participation & PECOS Enrollment Status

Elvin Rivera 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.

Elvin Rivera 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: 5698772929

    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: I20061031000061

    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 81 times for 43 patients

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 100 times for 18 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 12 times for 12 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

This service was performed 66 times for 44 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

This service was performed 15 times for 15 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $32.66 for a new patient copayment and $17.72 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 00907 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $130.65
  • Minimum New Patient Price $56.86
  • Maximum New Patient Price $172.44
  • Average New Patient Copayment $32.66
  • Minimum New Patient Copayment $14.21
  • Maximum New Patient Copayment $43.11

Established Patients Visit Costs *

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

  • Average Established Patient Price $70.88
  • Minimum Established Patient Price $18.24
  • Maximum Established Patient Price $140.44
  • Average Established Patient Copayment $17.72
  • Minimum Established Patient Copayment $4.56
  • Maximum Established Patient Copayment $35.11

* 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.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Elvin Rivera is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
PRESBYTERIAN COMMUNITY HOSP1451 ASHFORD AVENUE
SAN JUAN, PR 00907
(787) 721-2160Acute Care Hospitals
DOCTOR'S CENTER DE SAN JUAN1395 CALLE SAN RAFAEL PARADA 20
SAN JUAN, PR 00909
(787) 999-7620Acute Care Hospitals

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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 1245283431, 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
2
Unchanged
Pos 3
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
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 4 → 8 2 → 4 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 + 2 + 8 + 5 + 4 + 8 + 6 + 4 + 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 1245283431.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Dentist (General Practice)
29 WASHINGTON ST, SUITE 808 ASHFORD MEDICAL CENTER
SAN JUAN, PR 00907
Podiatrist (Foot Surgery)
29 WASHINGTON ST, SUITE #702 ASHFORD MEDICAL CENTER
SAN JUAN, PR 00907
Internal Medicine (Cardiovascular Disease)
29 WASHINGTON ST, ASHFORD MEDICAL CENTER 209B
SAN JUAN, PR 00907
Surgery (Surgery of the Hand)
29 WASHINGTON ST, STE 203
SAN JUAN, PR 00907

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245283431, enumerated as an "individual" on May 18, 2006.

The provider is located at 29 WASHINGTON ST ASHFORD MEDICAL CENTER STE 709 SAN JUAN, PR 00907 and the phone number is (787) 725-2964.

Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.

The provider might be accepting Accepts: Medicare, Medicaid and Humana. Please consult your insurance carrier or call the provider to verify.

Elvin Rivera is affiliated with: PRESBYTERIAN COMMUNITY HOSP and DOCTOR'S CENTER DE SAN JUAN.