GlaucomaOcular HypertensionBrown Glaucoma Implant
Dr. Patrick L. Spencer, DO
NPI1861494304PAC ID9931251824
- Medicare services, 2024
- 959
- Medicare patients, 2024
- 276
- Part D claims, 2024
- 3,088
- Clinical trials
- 2
- MIPS score, 2024
- 88
- Practice address
- 425 W Grand Ave, Dayton, OH 45405-4775
- Practice phone
- Call (937) 226-7870
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Iworks Laser & Vision Center
Physician office · Dayton, Ohio
Find Dr. Spencer's professional email, personal email and mobile number
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Dr. Patrick L. Spencer is an ophthalmologist in Dayton, Ohio
Dr. Spencer practices at Iworks Laser & Vision Center in Dayton, Ohio.
Dr. Spencer's NPI, 1861494304, was assigned on August 15, 2005. Dr. Spencer graduated from Philadelphia College of Osteopathic Medicine in 1994. Dr. Spencer holds Ohio license 34-00-6232-S.
NPI and contact details
- NPI
- 1861494304NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931251824
- NPI enumeration date
- August 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (937) 226-7870
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Patrick L. Spencer practices at Iworks Laser & Vision Center in Dayton, Ohio
Dr. Spencer's primary practice is Iworks Laser & Vision Center, at 425 W Grand Ave, Dayton, OH 45405-4775. The practice phone is (937) 226-7870.
- Iworks Laser & Vision Center425 W Grand Ave, Dayton, OH 45405-4775Phone(937) 226-7870
Source: Dmand AI Affiliation Data
Dr. Patrick L. Spencer is affiliated with 3 sites of care and 1 medical group
Dr. Spencer's primary practice is Iworks Laser & Vision Center in Dayton, Ohio. Dr. Spencer is also affiliated with Kettering Health Dayton. The medical group on file is Kettering Health Cassano Health Center. Dmand AI also links Dr. Spencer to 1 more group practice or clinic, named with a free account.
Iworks Laser & Vision CenterPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Patrick L. Spencer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Spencer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Iworks Laser & Vision Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patrick L. Spencer is one of 658 ophthalmologists in Ohio
Ophthalmology is Dr. Spencer's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Spencer is licensed in Ohio.
Specialties and state licenses
- Ophthalmology, OhioPrimary
Ophthalmologists near Dr. Spencer
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Patrick L. Spencer billed Medicare for 959 services in 2024
CMS data shows 959 Medicare services from Dr. Spencer across 14 procedure codes in 2024, for 276 Medicare patients. Medicare paid $77,987 for them.
Medicare services, 2024959
Medicare patients276
Paid by Medicare$77,987
Procedure codes14
Dr. Spencer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7002024: 6625%
- Office and hospital visits
- 2023: 1862024: 16312%
- Surgery
- 2023: 772024: 12258%
- Imaging
- 2023: 142024: 1214%
Where Dr. Spencer's Medicare services took place, 2024
- In an office88592%
- In a facility748%
Dr. Spencer compared with the Ohio median for ophthalmologists, 2024
- Dr. Spencer
- Ohio median
- Medicare services
- 959vs 1,18519% below
- Medicare patients
- 276vs 47742% below
- Part D claims
- 3,012vs 6414.7 times
Medians across 673 ophthalmologists in Ohio with Dmand AI profiles that report each measure.
Dr. Spencer's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patrick L. Spencer treated 276 Medicare patients in 2024, average age 74
CMS counts 276 Medicare patients who saw Dr. Spencer in 2024. The largest group is 65 to 74, with 119 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Spencer's median patient age at 70, with 65% women.
Medicare patients, 2024276
Average age74
Average risk score1.50
Also on Medicaid15%
Dr. Spencer's Medicare patients by age, 2024
Dr. Spencer's Medicare patients by sex, 2024
- Women17563%
- Men10137%
Chronic conditions among Dr. Spencer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes50%
- Chronic kidney disease39%
- Ischemic heart disease22%
- Cancer20%
- COPD19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Spencer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Patrick L. Spencer wrote 3,088 Medicare Part D claims in 2024
In 2024, Dr. Spencer wrote 3,088 Medicare Part D claims for 531 patients. 61% of them were for generic drugs. CMS names the drug for 3,012 of them, across 25 drugs with 11 or more claims each, at $321,183 in total drug cost. In 2023, CMS named 2,790 claims across 25 drugs.
Part D claims, 20243,088
Drugs named by CMS25
Total drug cost$321,183
Part D patients531
Dr. Spencer's Part D claims by kind of drug, 2024
- Generic1,872 claims61%
- Brand-name1,216 claims39%
Dr. Spencer's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,7902024: 3,0128%
Drugs named by CMS: 25 in 2024, 25 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Patrick L. Spencer scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Spencer for performance year 2024, reported individually. Dr. Spencer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 116 procedures of cataract surgery by Dr. Spencer, more than 76% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Spencer's MIPS scores, performance year 2024
- 88of 100Final score
- 78.7of 100Quality
- 95of 100Promoting Interoperability
- 40of 100Improvement Activities
- 79of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Spencer ranks in Medicare procedure volume
- Cataract surgery
- 76th percentile116 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Patrick L. Spencer has worked on 2 clinical trials
Dmand AI links Dr. Spencer to 2 clinical trials. Conditions studied include Glaucoma and Ocular Hypertension. MicroOptx sponsors the most, 2.
Conditions in Dr. Spencer's trials
- Glaucoma
- Ocular Hypertension
Investigators on the most trials with Dr. Spencer
- Jeffrey Bloom, DO1 shared trial
- James Albert Fox, MD1 shared trial
- Davinder S. Grover, MD, MPH1 shared trial
Recent clinical trials with Dr. Spencer
Study of the Beacon Aqueous Microshunt in Patients With Refractory Glaucoma (opens in a new tab)
Terminated
GlaucomaOcular HypertensionBeacon Aqueous Microshunt
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Patrick L. Spencer received $18,359 in industry payments from 2016 to 2025
CMS Open Payments shows 384 general payments to Dr. Spencer from 51 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Alcon Laboratories Inc paid the most, $5,452.
General payments to Dr. Spencer by program year, 2016 to 2025
General payments to Dr. Spencer by kind, 2016 to 2025
$18.4Kin total
- Food and beverage$17,28294%
- Travel and lodging$1,0306%
- Education$470%
Companies that paid Dr. Spencer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Patrick L. Spencer graduated from Philadelphia College of Osteopathic Medicine
Dr. Spencer graduated from Philadelphia College of Osteopathic Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Patrick L. Spencer's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Patrick L. Spencer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Patrick L. Spencer's NPI number?
Dr. Patrick L. Spencer's NPI number is 1861494304. It was assigned on August 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick L. Spencer?
Dr. Patrick L. Spencer is an ophthalmologist in Dayton, Ohio. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Patrick L. Spencer practice?
Dr. Spencer practices at 425 W Grand Ave, Dayton, OH 45405-4775. Dr. Spencer's primary practice is Iworks Laser & Vision Center in Dayton, Ohio. Dmand AI also links Dr. Spencer to 1 group practice or clinic.
What is Dr. Patrick L. Spencer's office phone number?
The practice phone on file for Dr. Spencer is (937) 226-7870.
What is Dr. Patrick L. Spencer's medical license number?
Dr. Spencer holds Ohio license 34-00-6232-S.
Which hospitals is Dr. Patrick L. Spencer affiliated with?
Dr. Spencer is affiliated with Kettering Health Dayton.
What medical group is Dr. Patrick L. Spencer part of?
Dr. Spencer is linked to Kettering Health Cassano Health Center.
Does Dr. Patrick L. Spencer accept Medicare?
Yes. CMS data shows Dr. Spencer billed Medicare for 959 services in 2024, and Dr. Spencer accepts Medicare assignment.
What is Dr. Patrick L. Spencer's MIPS score?
Dr. Spencer's MIPS final score for performance year 2024 is 88 out of 100, reported individually.
How many Medicare patients does Dr. Patrick L. Spencer see?
CMS counts 276 Medicare patients who saw Dr. Spencer in 2024, with an average age of 74.
Show 6 more questionsShow fewer questions
What services does Dr. Patrick L. Spencer bill to Medicare?
In 2024, Dr. Spencer's most billed Medicare services were eye exam or test (92014), eye exam or test (92083) and eye exam or test (92250).
Where did Dr. Patrick L. Spencer go to medical school?
Dr. Spencer graduated from Philadelphia College of Osteopathic Medicine in 1994.
What drugs does Dr. Patrick L. Spencer prescribe most?
In 2024 Medicare Part D data, Dr. Spencer's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Ketorolac Tromethamine.
Has Dr. Patrick L. Spencer received payments from drug or device companies?
CMS Open Payments shows $18,359 in general payments to Dr. Spencer from 51 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Patrick L. Spencer been practicing?
Dr. Spencer graduated from medical school in 1994, 32 years ago.
Does Dr. Patrick L. Spencer do research?
Dr. Spencer has worked on 2 clinical trials.
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