2026 NPPES data Dentist NPI 1639267511 DDS
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RICHARD ISAACSON, DDS

Dentist in PARK RIDGE, Illinois. 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
385
Medicare Part D claims · 174 beneficiaries · Dentist avg: 87
Industry payments
$130.09
3 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

RICHARD ISAACSON, DDS filed 385 Medicare Part D claims in 2023 as a Dentist in PARK RIDGE, Illinois.

385
Part D claims, 2023
$130.09
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.

RICHARD ISAACSON, DDS's Medicare Part D volume vs every U.S. prescriber

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

385 Top 43% higher than 57% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). This entry sits in this band. 400–600: 90,619 prescribers (7%). Above this entry. 600–800: 56,224 prescribers (4%). Above this entry. 800–1,000: 40,919 prescribers (3%). Above this entry. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2,000–2,200: 213,991 prescribers (16%). Above this entry. 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 RICHARD ISAACSON, DDS?

Quality data not reported

NPI registry status

Active

Issued 10/10/2006

NPI 1639267511

Primary specialty

Dentist

High-volume

93,789 US NPIs in this specialty

Medicare Part D claims

385 343% vs specialty avg

2023 prescription claims

Specialty avg: 87

Specialty distribution in Illinois

How Dentist compares to other specialties among Illinois providers

Illinois providers

Dentist share within Illinois

1. Dentist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Dentist share within Illinois

Specialty board-certification context

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

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

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

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

RICHARD ISAACSON, DDS appears in the CMS NPPES registry as a Dentist provider holding DDS credentials at 444 N NORTHWEST HWY, PARK RIDGE, IL, 60068, with a listed phone of (847) 296-6100. NPI 1639267511 was issued on 10/10/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what ISAACSON 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 385 prescription claims written by this provider, covering 174 Medicare beneficiaries and totaling roughly $2K in drug spend, with an opioid prescribing rate of 23.9%. 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.

Dentist is a high-volume specialty nationwide, with 93,789 enrolled providers across 56 states and an average of 87 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

444 N NORTHWEST HWY
PARK RIDGE, IL 60068

Provider Details

NPI 1639267511
Specialty Dentist
Credentials DDS
Gender Male
NPI Issued 10/10/2006

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 RICHARD ISAACSON, DDS. Source: openpaymentsdata.cms.gov.

Total received

$130

Largest payer

Straumann USA LLC

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 — Illinois IDFPR 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 ~42K Illinois medical licensees in 2023 — they are NOT specific to RICHARD ISAACSON, DDS. To verify RICHARD ISAACSON, DDS's current license status, search the IDFPR public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

106
Total board actions, Illinois 2023
Across 103 cases
2.52
Actions per 1,000 licensees
Illinois statewide rate
probation
Most common action type
38 cases

IDFPR 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 Illinois disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

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

385
Total Claims
$2K
Total Drug Cost
174
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
387
Total Day Supply
2,679
Brand Drug Cost
$0
Generic Drug Cost
$2K
Opioid Claims
92 (23.9% rate)
Antibiotic Claims
191

Patient Demographics

Average Patient Age
75.7 years
Avg HCC Risk Score
1.14
Gender Split
51% female / 49% male

Top Prescribed Drugs (Medicare Part D)

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

What RICHARD ISAACSON, DDS 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
Amoxicillin
146
Acetaminophen-Codeine
Acetaminophen With Codeine
90
Chlorhexidine Gluconate
86
Clindamycin Hcl
32
Azithromycin
12

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

Dentist Overview

How RICHARD ISAACSON, DDS fits within the Dentist landscape nationally.

93,789
Dentist Providers in US
56
States with Dentist
87
Avg Claims per Provider

RICHARD ISAACSON, DDS's 385 claims are above the specialty average of 87.

Nearby Dentist Providers in Illinois

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

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

Frequently Asked Questions

What is RICHARD ISAACSON, DDS's specialty?
RICHARD ISAACSON, DDS specializes in Dentist and practices in PARK RIDGE, Illinois. Credentials: DDS.
How much does RICHARD ISAACSON, DDS prescribe under Medicare Part D?
In 2023, RICHARD ISAACSON, DDS wrote 385 Medicare Part D claims totaling $2K in drug costs for 174 beneficiaries.
Where is RICHARD ISAACSON, DDS located?
RICHARD ISAACSON, DDS is located at 444 N NORTHWEST HWY, PARK RIDGE, IL, 60068. Phone: (847) 296-6100.
What is RICHARD ISAACSON, DDS's NPI number?
RICHARD ISAACSON, DDS's National Provider Identifier (NPI) is 1639267511, issued on 10/10/2006.
Does RICHARD ISAACSON, DDS prescribe opioids?
Yes, RICHARD ISAACSON, DDS had 92 opioid claims in 2023 with an opioid prescribing rate of 23.9%.
How many Dentist providers are there in the US?
There are 93,789 Dentist providers across 56 states in the US. The average Dentist provider writes 87 Medicare Part D claims per year.
What drugs does RICHARD ISAACSON, DDS prescribe most often?
Based on 2023 Medicare Part D data, RICHARD ISAACSON, DDS's most frequently prescribed drugs include Amoxicillin, Acetaminophen-Codeine, Chlorhexidine Gluconate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does RICHARD ISAACSON, DDS accept Medicare?
RICHARD ISAACSON, DDS appears in CMS Medicare data with 385 Part D claims and 174 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify RICHARD ISAACSON, DDS's credentials?
RICHARD ISAACSON, DDS's NPI is 1639267511 with credentials DDS. 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