Mason Hershorin, MSN ARNP
Nurse Practitioner in Pembroke Pines, Florida. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What the federal data shows
Mason Hershorin, MSN ARNP filed 6,437 Medicare Part D claims in 2023 as a Nurse Practitioner in Pembroke Pines, Florida, prescribing 90% generic.
- 6K
- Part D claims, 2023
- 90%
- generic prescribing
- $105.75
- industry payments (Sunshine Act)
Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.
Mason Hershorin, MSN ARNP's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023 — across all CMS prescribers nationally
6,437 Top 4% higher than 96% of 1,370,886 prescribers
Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Part D Prescriber Public Use File · 2023
What does the federal data show about Mason Hershorin, MSN ARNP?
Quality data not reportedPrimary specialty
Medicare Part D claims
Specialty distribution in Florida
How Nurse Practitioner compares to other specialties among Florida providers
Nurse Practitioner share within Florida
Nurse Practitioner is one of the more visible NUCC categories in Florida
Each bar reflects the share of in-state providers whose primary NUCC taxonomy matches the specialty. Long tail of ~690 NUCC codes folded into "Other" to keep the comparison legible.
Specialty board-certification context
Estimated specialty board-certified rate — Nurse Practitioner (ABMS / AOA reference)
- Est. board-certified rate
- 78%
- Nurse Practitioner ABMS/AOA estimate
Est. board-certified rate (Nurse Practitioner) — ABMS / AOA estimate
Verify credentials
- Verify via ABMS free public lookup
- Verify via AOA osteopathic boards
- Specialty volume Nurse Practitioner US NPIs
Specialty board-certified rate — Nurse Practitioner estimate
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus Maintenance of Certification cycles. CMS does not publish a per-provider board-certification field; the figure shown is the specialty-level estimated rate from ABMS / AOA reference data.
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).
Mason Hershorin, MSN ARNP appears in the CMS NPPES registry as a Nurse Practitioner provider holding MSN ARNP credentials at 311 SW 99TH TERRACE, Pembroke Pines, FL, 33025, with a listed phone of (954) 444-7661. NPI 1649201401 was issued on 07/06/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what Hershorin 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 6,437 prescription claims written by this provider, covering 149 Medicare beneficiaries and totaling roughly $525K in drug spend, split 10% brand-name and 90% generic by claim count, with an opioid prescribing rate of 1.6%. 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.
Nurse Practitioner is a high-volume specialty nationwide, with 87,227 enrolled providers across 56 states and an average of 1,084 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
Provider Details
| NPI | 1649201401 |
|---|---|
| Specialty | Nurse Practitioner |
| Credentials | MSN ARNP |
| Gender | Male |
| NPI Issued | 07/06/2006 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm Mason Hershorin, MSN ARNP's current license status, disciplinary history, and board certifications with the Florida Board of Medicine in Florida before relying on this page for a clinical or care decision.
How we sourced this profile
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 Mason Hershorin, MSN ARNP. Source: openpaymentsdata.cms.gov.
Total received
$106
Largest payer
Otsuka America Pharmaceutical, Inc.
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.
License & disciplinary context — Florida FLDOH 2023 annual report
Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~75K Florida medical licensees in 2023 — they are NOT specific to Mason Hershorin, MSN ARNP. To verify Mason Hershorin, MSN ARNP's current license status, search the FLDOH public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.
FLDOH publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Florida disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.
Brand vs generic prescribing mix · Typical
10% brand-name claims vs 90% generic, on 6,437 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.
Prescribing Breakdown
- 30-Day Fills
- 7,282
- Total Day Supply
- 199,016
- Brand vs Generic
- 10% brand / 90% generic
- Brand Drug Cost
- $370K
- Generic Drug Cost
- $152K
- Opioid Claims
- 105 (1.6% rate)
- Antibiotic Claims
- 222
Patient Demographics
- Average Patient Age
- 79.0 years
- Avg HCC Risk Score
- 2.64
- Gender Split
- 67% female / 33% male
- Age Distribution
- <65: 17, 65-74: 29, 75-84: 48, 85+: 55
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What Mason Hershorin, MSN ARNP prescribes most
Top Medicare Part D drugs by claim count, 2023
- Atorvastatin Calcium
Atorvastatin Calcium
243 claims
- Levothyroxine Sodium
Levothyroxine Sodium
234 claims
- Quetiapine Fumarate
Quetiapine Fumarate
194 claims
- Amlodipine Besylate
Amlodipine Besylate
162 claims
- Gabapentin
Gabapentin
146 claims
- Omeprazole
Omeprazole
142 claims
- Lisinopril
Lisinopril
132 claims
- Tamsulosin Hcl
Tamsulosin Hcl
125 claims
| Drug | Claims |
|---|---|
| Atorvastatin Calcium | 243 |
| Levothyroxine Sodium | 234 |
| Quetiapine Fumarate | 194 |
| Amlodipine Besylate | 162 |
| Gabapentin | 146 |
| Omeprazole | 142 |
| Lisinopril | 132 |
| Tamsulosin Hcl | 125 |
| Metformin Hcl | 123 |
| Potassium Chloride | 122 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Nurse Practitioner Overview
How Mason Hershorin, MSN ARNP fits within the Nurse Practitioner landscape nationally.
Mason Hershorin, MSN ARNP's 6,437 claims are above the specialty average of 1,084.
Nearby Nurse Practitioner Providers in Florida
Other clinicians with the same primary specialty enrolled in Florida, drawn from the same CMS NPPES roster as Hershorin.
Compare Nurse Practitioner nationally: see state-by-state distribution →
Before you book an appointment
Use this federal record as your verification checklist, not as a recommendation.
- Confirm the NPI record is current in the official CMS registry — providers update their own NPPES details, and moves can lag. Verify this NPI
- Check the active license and any disciplinary history with the Florida medical board — federal registration is not a license check. Credential verification guide
- Weigh a second option: compare this provider with a nearby Nurse Practitioner peer on Medicare volume and prescribing patterns. Compare providers
Medicare Part D and MIPS figures describe practice patterns in federal programs only — they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.
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Frequently Asked Questions
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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