2026 NPPES data Personal Emergency Response Attendant NPI 1902962426 M.D.
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JOSE CASTRO HERNANDEZ, M.D.

Personal Emergency Response Attendant in CAGUAS, Puerto Rico. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
1K
Medicare Part D claims · 267 beneficiaries · Personal Emergency Response Attendant avg: 996
Generic prescribing
86%
generic claims · 14% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$50
2 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: JOSE CASTRO HERNANDEZ, M.D. is a Personal Emergency Response Attendant ([object Object]) practicing in CAGUAS, Puerto Rico with a Medicare Part D prescribing footprint of 1K claims across 267 beneficiaries — 14% brand-name prescribing . Industry payments of $50 across 2 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: JOSE CASTRO HERNANDEZ, M.D. filed 1,401 Medicare Part D claims in 2023 across CAGUAS, Puerto Rico. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

JOSE CASTRO HERNANDEZ, M.D. at a glance

Quality data not reported

NPI registry status

Active

Issued 12/29/2006

NPI 1902962426

Primary specialty

Personal Emergency Response Attendant

Niche

830 US NPIs in this specialty

Medicare Part D claims

1,401 41% vs specialty avg

2023 prescription claims

Specialty avg: 996

Specialty distribution in Puerto Rico

How Personal Emergency Response Attendant compares to other specialties among Puerto Rico providers

Puerto Rico providers

Personal Emergency Response Attendant share within Puerto Rico

1. Personal Emergency Response Attendant42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Personal Emergency Response Attendant share within Puerto Rico

Specialty board-certification context

Estimated specialty board-certified rate — Personal Emergency Response Attendant (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Personal Emergency Response Attendant ABMS/AOA estimate

Est. board-certified rate (Personal Emergency Response Attendant) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Personal Emergency Response Attendant) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

JOSE CASTRO HERNANDEZ, M.D. is a Personal Emergency Response Attendant provider practicing in CAGUAS, Puerto Rico, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: M.D.. NPI: 1902962426. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

JOSE CASTRO HERNANDEZ, M.D. appears in the CMS NPPES registry as a Personal Emergency Response Attendant provider holding M.D. credentials at 882 VIA PLATANAL, CAGUAS, PR, 00727, with a listed phone of (787) 258-8531. NPI 1902962426 was issued on 12/29/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what CASTRO HERNANDEZ most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 1,401 prescription claims written by this provider, covering 267 Medicare beneficiaries and totaling roughly $69K in drug spend, split 14% brand-name and 86% generic by claim count. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Personal Emergency Response Attendant is a narrow specialty nationwide, with 830 enrolled providers across 48 states and an average of 996 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

882 VIA PLATANAL
CAGUAS, PR 00727

Provider Details

NPI 1902962426
Specialty Personal Emergency Response Attendant
Credentials M.D.
Gender Male
NPI Issued 12/29/2006

Hospital and facility affiliations

Facilities where JOSE CASTRO HERNANDEZ, M.D. bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

NEOMED CENTER, INC
NAGUABO, PR

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Industry payments received (2024) — CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for JOSE CASTRO HERNANDEZ, M.D.. Source: openpaymentsdata.cms.gov.

Total received

$50

Largest payer

Exact Sciences Corporation

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Brand vs generic prescribing mix · Typical

JOSE CASTRO HERNANDEZ, M.D. — brand share 14.0%
Specialty average (est.)

14% brand-name claims vs 86% generic, on 1,401 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

1,401
Total Claims
$69K
Total Drug Cost
267
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,634
Total Day Supply
44,216
Brand vs Generic
14% brand / 86% generic
Brand Drug Cost
$56K
Generic Drug Cost
$11K
Antibiotic Claims
79

Patient Demographics

Average Patient Age
70.6 years
Avg HCC Risk Score
1.49
Gender Split
55% female / 45% male
Age Distribution
<65: 54, 65-74: 112, 75-84: 84, 85+: 17

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

Drug Claims
Atorvastatin Calcium
126
Famotidine
89
Amlodipine Besylate
62
Lisinopril
52
Metformin Hcl
52
Omeprazole
52
Losartan Potassium
51
Gabapentin
48
Synthroid
Levothyroxine Sodium
40
Levothyroxine Sodium
38

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Personal Emergency Response Attendant Overview

How JOSE CASTRO HERNANDEZ, M.D. fits within the Personal Emergency Response Attendant landscape nationally.

830
Personal Emergency Response Attendant Providers in US
48
States with Personal Emergency Response Attendant
996
Avg Claims per Provider

JOSE CASTRO HERNANDEZ, M.D.'s 1,401 claims are above the specialty average of 996.

Nearby Personal Emergency Response Attendant Providers in Puerto Rico

Other clinicians with the same primary specialty enrolled in Puerto Rico, drawn from the same CMS NPPES roster as CASTRO HERNANDEZ.

Compare Personal Emergency Response Attendant nationally: see state-by-state distribution →

Frequently Asked Questions

What is JOSE CASTRO HERNANDEZ, M.D.'s specialty?
JOSE CASTRO HERNANDEZ, M.D. specializes in Personal Emergency Response Attendant and practices in CAGUAS, Puerto Rico. Credentials: M.D..
How much does JOSE CASTRO HERNANDEZ, M.D. prescribe under Medicare Part D?
In 2023, JOSE CASTRO HERNANDEZ, M.D. wrote 1,401 Medicare Part D claims totaling $69K in drug costs for 267 beneficiaries.
Where is JOSE CASTRO HERNANDEZ, M.D. located?
JOSE CASTRO HERNANDEZ, M.D. is located at 882 VIA PLATANAL, CAGUAS, PR, 00727. Phone: (787) 258-8531.
What is JOSE CASTRO HERNANDEZ, M.D.'s NPI number?
JOSE CASTRO HERNANDEZ, M.D.'s National Provider Identifier (NPI) is 1902962426, issued on 12/29/2006.
Does JOSE CASTRO HERNANDEZ, M.D. prescribe more brand-name or generic drugs?
JOSE CASTRO HERNANDEZ, M.D.'s prescribing is 14% brand-name and 86% generic drugs by claim count, with $56K in brand drug costs.
How many Personal Emergency Response Attendant providers are there in the US?
There are 830 Personal Emergency Response Attendant providers across 48 states in the US. The average Personal Emergency Response Attendant provider writes 996 Medicare Part D claims per year.
What drugs does JOSE CASTRO HERNANDEZ, M.D. prescribe most often?
Based on 2023 Medicare Part D data, JOSE CASTRO HERNANDEZ, M.D.'s most frequently prescribed drugs include Atorvastatin Calcium, Famotidine, Amlodipine Besylate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does JOSE CASTRO HERNANDEZ, M.D. accept Medicare?
JOSE CASTRO HERNANDEZ, M.D. appears in CMS Medicare data with 1,401 Part D claims and 267 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify JOSE CASTRO HERNANDEZ, M.D.'s credentials?
JOSE CASTRO HERNANDEZ, M.D.'s NPI is 1902962426 with credentials M.D.. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology