2026 NPPES data Ophthalmology Physician NPI 1134614381 MD, MPH
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TYLER LOOYSEN, MD, MPH

Ophthalmology Physician in FARGO, North Dakota. 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
296
Medicare Part D claims · 117 beneficiaries · Ophthalmology Physician avg: 1K
Generic prescribing
70%
generic claims · 30% brand-name · higher generic rates reduce patient out-of-pocket costs
MIPS score
82.3405/100
▼ 1 pts below national avg 83.1 · [object Object]
Industry payments
$104.02
1 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

TYLER LOOYSEN, MD, MPH reported a CMS MIPS final score of 82.3405/100 — below the 83.1 national average — and filed 296 Medicare Part D claims in 2023.

82.3405/100
MIPS score · -1 vs avg
296
Part D claims, 2023
70%
generic prescribing
Likely
board-certified (heuristic)

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.

TYLER LOOYSEN, MD, MPH's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023 — the federal quality measure

82 39th percentile higher than 39% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). This entry sits in this band. 90–100: 189,403 scored providers (40%). Above this entry. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. 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 Merit-based Incentive Payment System (MIPS) · 2023

Board certification likely (heuristic — not verified)

TYLER LOOYSEN, MD, MPH practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + MIPS quality reporting + 1 hospital affiliation — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about TYLER LOOYSEN, MD, MPH?

Near national average

NPI registry status

Active

Issued 06/28/2018

NPI 1134614381

Primary specialty

Ophthalmology Physician

Mid-sized

22,090 US NPIs in this specialty

Medicare Part D claims

296 79% vs specialty avg

2023 prescription claims

Specialty avg: 1,420

MIPS final score

82.3405/100 0.7594999999999885% pts

Above neutral band

vs 83.1 national avg

Specialty distribution in North Dakota

How Ophthalmology Physician compares to other specialties among North Dakota providers

North Dakota providers

Ophthalmology Physician share within North Dakota

1. Ophthalmology Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Ophthalmology Physician share within North Dakota

Medicare quality performance — MIPS

TYLER LOOYSEN, MD, MPH's 2023 MIPS final score plotted against the Ophthalmology Physician national average

Near national average
MIPS Final Score
82.3405/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Ophthalmology Physician) — 82.3405/100 vs national avg 83.1

0%100%National avg83%82.3%
MIPS final score (Ophthalmology Physician) — 82.3405/100 vs national avg 83.1

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).

TYLER LOOYSEN, MD, MPH appears in the CMS NPPES registry as a Ophthalmology Physician provider holding MD, MPH credentials at 4450 31ST AVE S STE 200, FARGO, ND, 58104, with a listed phone of (701) 293-9829. NPI 1134614381 was issued on 06/28/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what LOOYSEN 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 296 prescription claims written by this provider, covering 117 Medicare beneficiaries and totaling roughly $11K in drug spend, split 30% brand-name and 70% 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. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 82.3405/100 for the 2023 performance year (Quality 81.5407, Cost 38.1722), compared with the national average of 83.1.

Ophthalmology Physician is a mid-sized specialty nationwide, with 22,090 enrolled providers across 56 states and an average of 1,420 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

4450 31ST AVE S STE 200
FARGO, ND 58104

Provider Details

NPI 1134614381
Specialty Ophthalmology Physician
Credentials MD, MPH
Gender Male
NPI Issued 06/28/2018

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

82.3405
Final Score
Avg: 83.1
81.5407
Quality
38.1722
Cost
100
Promoting Interoperability

Reporting: Group practice

Hospital and facility affiliations

Facilities where TYLER LOOYSEN, MD, MPH 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.

RETINA CONSULTANTS, LTD
FARGO, ND

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 TYLER LOOYSEN, MD, MPH. Source: openpaymentsdata.cms.gov.

Total received

$104

Largest payer

EyePoint Pharmaceuticals US, 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.

Brand vs generic prescribing mix · Above average

TYLER LOOYSEN, MD, MPH — brand share 30.0%
Specialty average (est.)

30% brand-name claims vs 70% generic, on 296 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.

296
Total Claims
$11K
Total Drug Cost
117
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
379
Total Day Supply
9,291
Brand vs Generic
30% brand / 70% generic
Brand Drug Cost
$5K
Generic Drug Cost
$6K

Patient Demographics

Average Patient Age
71.0 years
Avg HCC Risk Score
1.64
Gender Split
40% female / 60% male

Top Prescribed Drugs (Medicare Part D)

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

What TYLER LOOYSEN, MD, MPH 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
Prednisolone Acetate
76
Ofloxacin
55
Latanoprost
31
Dorzolamide-Timolol
Dorzolamide Hcl/Timolol Maleat
30
Ketorolac Tromethamine
25
Neomycin-Polymyxin-Dexameth
Neomycin/Polymyxin B/Dexametha
19
Moxifloxacin
Moxifloxacin Hcl
12

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

Ophthalmology Physician Overview

How TYLER LOOYSEN, MD, MPH fits within the Ophthalmology Physician landscape nationally.

22,090
Ophthalmology Physician Providers in US
56
States with Ophthalmology Physician
1,420
Avg Claims per Provider

TYLER LOOYSEN, MD, MPH's 296 claims are below the specialty average of 1,420.

Nearby Ophthalmology Physician Providers in North Dakota

Other clinicians with the same primary specialty enrolled in North Dakota, drawn from the same CMS NPPES roster as LOOYSEN.

Compare Ophthalmology Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is TYLER LOOYSEN, MD, MPH's specialty?
TYLER LOOYSEN, MD, MPH specializes in Ophthalmology Physician and practices in FARGO, North Dakota. Credentials: MD, MPH.
How much does TYLER LOOYSEN, MD, MPH prescribe under Medicare Part D?
In 2023, TYLER LOOYSEN, MD, MPH wrote 296 Medicare Part D claims totaling $11K in drug costs for 117 beneficiaries.
What is TYLER LOOYSEN, MD, MPH's Medicare quality score?
TYLER LOOYSEN, MD, MPH has a CMS MIPS Final Score of 82.3405/100 (Quality: 81.5407, Cost: 38.1722). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is TYLER LOOYSEN, MD, MPH located?
TYLER LOOYSEN, MD, MPH is located at 4450 31ST AVE S STE 200, FARGO, ND, 58104. Phone: (701) 293-9829.
What is TYLER LOOYSEN, MD, MPH's NPI number?
TYLER LOOYSEN, MD, MPH's National Provider Identifier (NPI) is 1134614381, issued on 06/28/2018.
Does TYLER LOOYSEN, MD, MPH prescribe more brand-name or generic drugs?
TYLER LOOYSEN, MD, MPH's prescribing is 30% brand-name and 70% generic drugs by claim count, with $5K in brand drug costs.
How many Ophthalmology Physician providers are there in the US?
There are 22,090 Ophthalmology Physician providers across 56 states in the US. The average Ophthalmology Physician provider writes 1,420 Medicare Part D claims per year.
What drugs does TYLER LOOYSEN, MD, MPH prescribe most often?
Based on 2023 Medicare Part D data, TYLER LOOYSEN, MD, MPH's most frequently prescribed drugs include Prednisolone Acetate, Ofloxacin, Latanoprost. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does TYLER LOOYSEN, MD, MPH accept Medicare?
TYLER LOOYSEN, MD, MPH appears in CMS Medicare data with 296 Part D claims and 117 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify TYLER LOOYSEN, MD, MPH's credentials?
TYLER LOOYSEN, MD, MPH's NPI is 1134614381 with credentials MD, MPH. 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.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
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