2026 NPPES data Corneal and Contact Management Optometrist NPI 1841357977 O.D.
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Kenneth Daniels, O.D.

Corneal and Contact Management Optometrist in Princeton, New Jersey.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 1,548 in Corneal and Contact Management Optometrist, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
264
Medicare Part D claims · 83 beneficiaries · Corneal and Contact Management Optometrist avg: 235
Generic prescribing
69%
generic claims · 31% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

Kenneth Daniels, O.D. filed 264 Medicare Part D claims in 2023 as a Corneal and Contact Management Optometrist in Princeton, New Jersey, prescribing 69% generic.

264
Part D claims, 2023
69%
generic prescribing
≥49th
pct by Part D claim volume (lower-bound band)

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.

Kenneth Daniels, O.D.'s Medicare Part D volume vs every U.S. prescriber

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

264 ≥ 49th percentile 49% of 1,370,886 prescribers are in lower value bands

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. 2K+: 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.

The percentile is a conservative 100-claim band: it counts only prescribers in lower claim-volume bands. Medicare Part D claim volume is activity context, not a quality measure or recommendation. See methodology § corpus placement.

Source CMS Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about Kenneth Daniels, O.D.?

Quality data not reported

NPI registry status

Active

Issued 01/01/2007

NPI 1841357977

Primary specialty

Corneal and Contact Management Optometrist

Niche

1,548 US NPIs in this specialty

Medicare Part D claims

264 12% vs specialty avg

2023 prescription claims

Specialty avg: 235

Specialty distribution in New Jersey

How Corneal and Contact Management Optometrist compares to other specialties among New Jersey providers

New Jersey providers
Mental Health Counselor6.2%Physical Therapist5.9%Clinical Social Worker5.5%Student in an Organized Heal…5.4%Pharmacist5%Internal Medicine Physician3.1%Corneal and Contact Manageme…0%
Largest specialties in New Jersey (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Corneal and Contact Management Optometrist. Verify directly:

How MIPS and board certification work

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).

Kenneth Daniels, O.D. appears in the CMS NPPES registry as a Corneal and Contact Management Optometrist provider holding O.D. credentials at 4 COLEBROOK CT, Princeton, NJ, 08540, with a listed phone of (609) 514-0663. NPI 1841357977 was issued on 01/01/2007.

Medicare Part D records for calendar year 2023 show 264 prescription claims written by this provider, covering 83 Medicare beneficiaries and totaling roughly $55K in drug spend, split 31% brand-name and 69% generic by claim count.

Corneal and Contact Management Optometrist is a narrow specialty nationwide, with 1,548 enrolled providers across 52 states and an average of 235 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

4 COLEBROOK CT
Princeton, NJ 08540

Provider Details

NPI 1841357977
Specialty Corneal and Contact Management Optometrist
Credentials O.D.
Gender Male
NPI Issued 01/01/2007

Brand vs generic prescribing mix · Above average

Kenneth Daniels, O.D. - brand share 31.0%
Corneal and Contact Management Optometrist average

31% brand-name claims vs 69% generic, on 264 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.

264
Total Claims
$55K
Total Drug Cost
83
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
466
Total Day Supply
12,759
Brand vs Generic
31% brand / 69% generic
Brand Drug Cost
$47K
Generic Drug Cost
$7K
Antibiotic Claims
26

Patient Demographics

Average Patient Age
75.0 years
Avg HCC Risk Score
0.80
Gender Split
58% female / 42% male

Top Prescribed Drugs (Medicare Part D)

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

What Kenneth Daniels, O.D. 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
Latanoprost
58
Brimonidine Tartrate
23
Doxycycline Hyclate
22
Timolol Maleate
21
Travoprost
17
Eysuvis
Loteprednol Etabonate
16
Vyzulta
Latanoprostene Bunod
16
Dorzolamide-Timolol
Dorzolamide Hcl/Timolol Maleat
15
Restasis
Cyclosporine
11

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

Corneal and Contact Management Optometrist Overview

How Kenneth Daniels, O.D. fits within the Corneal and Contact Management Optometrist landscape nationally.

1,548
Corneal and Contact Management Optometrist Providers in US
52
States with Corneal and Contact Management Optometrist
235
Avg Claims per Provider

Kenneth Daniels, O.D.'s 264 claims are above the specialty average of 235.

Nearby Corneal and Contact Management Optometrist Providers in New Jersey

Other clinicians with the same primary specialty enrolled in New Jersey, drawn from the same CMS NPPES roster as Daniels.

Compare Corneal and Contact Management Optometrist 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 New Jersey medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Corneal and Contact Management Optometrist 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.

Frequently Asked Questions

What is Kenneth Daniels, O.D.'s specialty?
Kenneth Daniels, O.D. specializes in Corneal and Contact Management Optometrist and practices in Princeton, New Jersey. Credentials: O.D..
How much does Kenneth Daniels, O.D. prescribe under Medicare Part D?
In 2023, Kenneth Daniels, O.D. wrote 264 Medicare Part D claims totaling $55K in drug costs for 83 beneficiaries.
Where is Kenneth Daniels, O.D. located?
Kenneth Daniels, O.D. is located at 4 COLEBROOK CT, Princeton, NJ, 08540. Phone: (609) 514-0663.
What is Kenneth Daniels, O.D.'s NPI number?
Kenneth Daniels, O.D.'s National Provider Identifier (NPI) is 1841357977, issued on 01/01/2007.
Does Kenneth Daniels, O.D. prescribe more brand-name or generic drugs?
Kenneth Daniels, O.D.'s prescribing is 31% brand-name and 69% generic drugs by claim count, with $47K in brand drug costs.
How many Corneal and Contact Management Optometrist providers are there in the US?
There are 1,548 Corneal and Contact Management Optometrist providers across 52 states in the US. The average Corneal and Contact Management Optometrist provider writes 235 Medicare Part D claims per year.
What drugs does Kenneth Daniels, O.D. prescribe most often?
Based on 2023 Medicare Part D data, Kenneth Daniels, O.D.'s most frequently prescribed drugs include Latanoprost, Brimonidine Tartrate, Doxycycline Hyclate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Kenneth Daniels, O.D. accept Medicare?
Kenneth Daniels, O.D. appears in CMS Medicare data with 264 Part D claims and 83 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Kenneth Daniels, O.D.'s credentials?
Kenneth Daniels, O.D.'s NPI is 1841357977 with credentials O.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

View source datasets and methodology notes
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

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.