2026 NPPES data Specialist NPI 1144289976 MD
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OSCAR LE, MD

Specialist in NORWOOD, Massachusetts. 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
3K
Medicare Part D claims · 494 beneficiaries · Specialist avg: 1K
Generic prescribing
28%
generic claims · 72% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$173.96
9 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

OSCAR LE, MD filed 2,904 Medicare Part D claims in 2023 as a Specialist in NORWOOD, Massachusetts, prescribing 28% generic.

3K
Part D claims, 2023
28%
generic prescribing
$173.96
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.

OSCAR LE, MD's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

2,904 Top 12% higher than 88% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). Below this entry. 1,400–1,600: 21,710 prescribers (2%). Below this entry. 1,600–1,800: 19,072 prescribers (1%). Below this entry. 1,800–2,000: 16,451 prescribers (1%). Below this entry. 2,000–2,200: 213,991 prescribers (16%). This entry sits in this band. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

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 OSCAR LE, MD?

Quality data not reported

NPI registry status

Active

Issued 03/21/2006

NPI 1144289976

Primary specialty

Specialist

High-volume

69,658 US NPIs in this specialty

Medicare Part D claims

2,904 97% vs specialty avg

2023 prescription claims

Specialty avg: 1,474

Specialty distribution in Massachusetts

How Specialist compares to other specialties among Massachusetts providers

Massachusetts providers

Specialist share within Massachusetts

1. Specialist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Specialist share within Massachusetts

Specialty board-certification context

Estimated specialty board-certified rate — Specialist (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Specialist ABMS/AOA estimate

Est. board-certified rate (Specialist) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Specialist) — 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).

OSCAR LE, MD appears in the CMS NPPES registry as a Specialist provider holding MD credentials at 825 WASHINGTON ST, NORWOOD, MA, 02062, with a listed phone of (781) 762-4862. NPI 1144289976 was issued on 03/21/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what LE 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 2,904 prescription claims written by this provider, covering 494 Medicare beneficiaries and totaling roughly $1.8 million in drug spend, split 72% brand-name and 28% 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.

Specialist is a high-volume specialty nationwide, with 69,658 enrolled providers across 55 states and an average of 1,474 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

825 WASHINGTON ST
NORWOOD, MA 02062

Provider Details

NPI 1144289976
Specialty Specialist
Credentials MD
Gender Male
NPI Issued 03/21/2006

Hospital and facility affiliations

Facilities where OSCAR LE, MD 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.

MEDICAL ASSOCIATES OF NEW ENGLAND
NORWOOD, MA

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 OSCAR LE, MD. Source: openpaymentsdata.cms.gov.

Total received

$174

Largest payer

ABBVIE 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 — Massachusetts BORIM 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 ~38K Massachusetts medical licensees in 2023 — they are NOT specific to OSCAR LE, MD. To verify OSCAR LE, MD's current license status, search the BORIM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

80
Total board actions, Massachusetts 2023
Across 78 cases
2.11
Actions per 1,000 licensees
Massachusetts statewide rate
probation
Most common action type
29 cases

BORIM 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 Massachusetts disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Brand vs generic prescribing mix · Brand-heavy

OSCAR LE, MD — brand share 72.0%
Specialty average (est.)

72% brand-name claims vs 28% generic, on 2,904 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.

2,904
Total Claims
$1.8M
Total Drug Cost
494
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
4,198
Total Day Supply
120,708
Brand vs Generic
72% brand / 28% generic
Brand Drug Cost
$1.7M
Antibiotic Claims
102

Patient Demographics

Average Patient Age
74.3 years
Avg HCC Risk Score
1.48
Gender Split
59% female / 41% male
Age Distribution
<65: 35, 65-74: 228, 75-84: 174, 85+: 57

Top Prescribed Drugs (Medicare Part D)

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

What OSCAR LE, MD prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Trelegy Ellipta
Fluticasone/Umeclidin/Vilanter
374
Albuterol Sulfate Hfa
Albuterol Sulfate
363
Anoro Ellipta
Umeclidinium Brm/Vilanterol Tr
362
Incruse Ellipta
Umeclidinium Bromide
206
Advair Diskus
Fluticasone Propion/Salmeterol
146
Breo Ellipta
Fluticasone/Vilanterol
139
Prednisone
137
Montelukast Sodium
129
Symbicort
Budesonide/Formoterol Fumarate
106
Spiriva Handihaler
Tiotropium Bromide
100

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

Specialist Overview

How OSCAR LE, MD fits within the Specialist landscape nationally.

69,658
Specialist Providers in US
55
States with Specialist
1,474
Avg Claims per Provider

OSCAR LE, MD's 2,904 claims are above the specialty average of 1,474.

Nearby Specialist Providers in Massachusetts

Other clinicians with the same primary specialty enrolled in Massachusetts, drawn from the same CMS NPPES roster as LE.

Compare Specialist nationally: see state-by-state distribution →

Frequently Asked Questions

What is OSCAR LE, MD's specialty?
OSCAR LE, MD specializes in Specialist and practices in NORWOOD, Massachusetts. Credentials: MD.
How much does OSCAR LE, MD prescribe under Medicare Part D?
In 2023, OSCAR LE, MD wrote 2,904 Medicare Part D claims totaling $1.8M in drug costs for 494 beneficiaries.
Where is OSCAR LE, MD located?
OSCAR LE, MD is located at 825 WASHINGTON ST, NORWOOD, MA, 02062. Phone: (781) 762-4862.
What is OSCAR LE, MD's NPI number?
OSCAR LE, MD's National Provider Identifier (NPI) is 1144289976, issued on 03/21/2006.
Does OSCAR LE, MD prescribe more brand-name or generic drugs?
OSCAR LE, MD's prescribing is 72% brand-name and 28% generic drugs by claim count, with $1.7M in brand drug costs.
How many Specialist providers are there in the US?
There are 69,658 Specialist providers across 55 states in the US. The average Specialist provider writes 1,474 Medicare Part D claims per year.
What drugs does OSCAR LE, MD prescribe most often?
Based on 2023 Medicare Part D data, OSCAR LE, MD's most frequently prescribed drugs include Trelegy Ellipta, Albuterol Sulfate Hfa, Anoro Ellipta. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does OSCAR LE, MD accept Medicare?
OSCAR LE, MD appears in CMS Medicare data with 2,904 Part D claims and 494 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify OSCAR LE, MD's credentials?
OSCAR LE, MD's NPI is 1144289976 with credentials MD. 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