Dr. Javier Chapa Davila, MD

  • San Juan, PR
  • Clinical neurophysiologist
NPI1366672248PAC ID7012230501
Medicare services, 2024
11
Medicare patients, 2024
37
Part D claims, 2024
1,753
Industry payments
$5,612
Affiliated sites
3
Practice address
100 Carr 165 Torre 1 C107 Centro Internacional De Mercadeo, Guaynabo, PR 00968
Practice phone
Call (787) 999-5400
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

International Radiology Center & Medical Group

Multi-specialty group site · Guaynabo, Puerto Rico

See all 5 affiliations

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Dr. Javier Chapa Davila is a clinical neurophysiologist in San Juan, Puerto Rico

Dr. Chapa Davila practices at International Radiology Center & Medical Group in Guaynabo, Puerto Rico.

Dr. Chapa Davila's NPI, 1366672248, was assigned on July 25, 2009. Dr. Chapa Davila holds Puerto Rico license 18212.

NPI and contact details
Medicare PAC ID
7012230501
NPI enumeration date
July 25, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(787) 999-5400
Professional email
Get email
Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Javier Chapa Davila practices in Guaynabo and San Juan

Dr. Chapa Davila's primary practice is International Radiology Center & Medical Group, at 100 Carr 165 Torre 1 C107 Centro Internacional De Mercadeo, Guaynabo, PR 00968. The practice phone is (787) 999-5400. The NPI Registry lists Dr. Chapa Davila's practice address as 1448 Ave Fernandez Juncos, San Juan, PR 00909.

  • International Radiology Center & Medical GroupPrimary
    100 Carr 165 Torre 1 C107 Centro Internacional De Mercadeo, Guaynabo, PR 00968Phone(787) 999-5400
  • NPI Registry address
    1448 Ave Fernandez Juncos, San Juan, PR 00909 · San Juan CountyPhone(787) 224-9188

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data

Dr. Javier Chapa Davila is affiliated with 3 sites of care and 2 medical groups

Dr. Chapa Davila's primary practice is International Radiology Center & Medical Group in Guaynabo, Puerto Rico. The medical group on file is International Radiology & Breast Center. Dmand AI also links Dr. Chapa Davila to 1 more physician office, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Chapa Davila

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. Javier Chapa Davila's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chapa Davila practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
International Radiology Center & Medical GroupAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Javier Chapa Davila is one of 6 clinical neurophysiologists in Puerto Rico

Clinical neurophysiology is Dr. Chapa Davila's primary specialty in the NPI Registry, under taxonomy code 2084N0600X. Dr. Chapa Davila is licensed in Puerto Rico.

Specialties and state licenses

  • Clinical neurophysiology, Puerto RicoPrimaryLicense 18212 · taxonomy 2084N0600X

Clinical neurophysiologists near Dr. Chapa Davila

Counts of clinical neurophysiologists with a Dmand AI profile, by place and practice. Each opens the list.

6clinical neurophysiologists in Puerto Rico
3clinical neurophysiologists in San Juan

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Javier Chapa Davila billed Medicare for 11 services in 2024

CMS data shows 11 Medicare services from Dr. Chapa Davila across 1 procedure code in 2024, for 37 Medicare patients. Medicare paid $1,735 for them. Every service was in an office.

Medicare services, 202411
Medicare patients37
Paid by Medicare$1,735
Procedure codes1

Dr. Chapa Davila's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 112024: 11No change
Other services
2023: 1732024: 0100%

Dr. Chapa Davila's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Chapa Davila

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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Dr. Javier Chapa Davila treated 37 Medicare patients in 2024, average age 76

CMS counts 37 Medicare patients who saw Dr. Chapa Davila in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.39, where 1.00 is the Medicare average.

Medicare patients, 202437
Average age76
Average risk score1.39

Dr. Chapa Davila's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Chapa Davila's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes73%
  4. Arthritis62%
  5. Chronic kidney disease41%
  6. Osteoporosis30%
  7. Stroke or TIA30%

Share of Medicare patients with each condition. A patient can have several.

Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Javier Chapa Davila wrote 1,753 Medicare Part D claims in 2024

In 2024, Dr. Chapa Davila wrote 1,753 Medicare Part D claims for 141 patients. 89% of them were for generic drugs. CMS names the drug for 1,595 of them, across 29 drugs with 11 or more claims each, at $220,966 in total drug cost. In 2023, CMS named 1,639 claims across 29 drugs.

Part D claims, 20241,753
Drugs named by CMS29
Total drug cost$220,966
Part D patients141

Dr. Chapa Davila's Part D claims by kind of drug, 2024

  • Generic1,558 claims89%
  • Brand-name174 claims10%
  • Other21 claims1%

Dr. Chapa Davila's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Chapa Davila's Part D claims, 2024

  • Antipsychotics, patients 65 and over6%104 of 1,753 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,6392024: 1,5953%

Drugs named by CMS: 29 in 2024, 29 in 2023.

See all prescribing by Dr. Chapa Davila

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Javier Chapa Davila takes part in Medicare

Dr. Chapa Davila accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Javier Chapa Davila received $5,612 in industry payments from 2016 to 2025

CMS Open Payments shows 85 general payments to Dr. Chapa Davila from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Biogen, Inc. paid the most, $1,194.

General payments to Dr. Chapa Davila by program year, 2016 to 2025

Companies that paid Dr. Chapa Davila the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chapa Davila

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Javier Chapa Davila's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Javier Chapa Davila

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Javier Chapa Davila's NPI number?

Dr. Javier Chapa Davila's NPI number is 1366672248. It was assigned on July 25, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Javier Chapa Davila?

Dr. Javier Chapa Davila is a clinical neurophysiologist in San Juan, Puerto Rico. The primary specialty in the NPI Registry is Clinical Neurophysiology Physician (taxonomy code 2084N0600X).

Where does Dr. Javier Chapa Davila practice?

Dr. Chapa Davila practices at 100 Carr 165 Torre 1 C107 Centro Internacional De Mercadeo, Guaynabo, PR 00968. Dr. Chapa Davila also practices at 1448 Ave Fernandez Juncos, San Juan, PR 00909. Dr. Chapa Davila's primary practice is International Radiology Center & Medical Group in Guaynabo, Puerto Rico. Dmand AI also links Dr. Chapa Davila to 1 physician office, 1 group practice or clinic and 1 medical group.

What is Dr. Javier Chapa Davila's office phone number?

The practice phone on file for Dr. Chapa Davila is (787) 999-5400.

What is Dr. Javier Chapa Davila's medical license number?

Dr. Chapa Davila holds Puerto Rico license 18212.

What medical group is Dr. Javier Chapa Davila part of?

Dr. Chapa Davila is linked to International Radiology & Breast Center. Dmand AI links Dr. Chapa Davila to 1 more medical group.

Does Dr. Javier Chapa Davila accept Medicare?

Yes. CMS data shows Dr. Chapa Davila billed Medicare for 11 services in 2024, and Dr. Chapa Davila accepts Medicare assignment.

How many Medicare patients does Dr. Javier Chapa Davila see?

CMS counts 37 Medicare patients who saw Dr. Chapa Davila in 2024, with an average age of 76.

What services does Dr. Javier Chapa Davila bill to Medicare?

In 2024, Dr. Chapa Davila's most billed Medicare services were diagnostic imaging (70551).

What drugs does Dr. Javier Chapa Davila prescribe most?

In 2024 Medicare Part D data, Dr. Chapa Davila's most prescribed drugs by claims were Levetiracetam, Oxcarbazepine and Levetiracetam ER.

Has Dr. Javier Chapa Davila received payments from drug or device companies?

CMS Open Payments shows $5,612 in general payments to Dr. Chapa Davila from 20 companies from 2016 to 2025. The largest total came from Biogen, Inc.

How long has Dr. Javier Chapa Davila been practicing?

Dr. Chapa Davila's NPI was assigned in 2009.

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