Dr. Mark Edward Allison, MD
- Medicare services, 2024
- 1,450
- Medicare patients, 2024
- 627
- Part D claims, 2024
- 747
- MIPS score, 2024
- 90
- Industry payments
- $3,257
- Practice address
- 9840 E 81st S St, Tulsa, OK 74133
- Practice phone
- Call (918) 872-8447
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Langley Holdings, LLC
Tulsa, Oklahoma
Find Dr. Allison's professional email, personal email and mobile number
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Dr. Mark Edward Allison is an ophthalmologist in Tulsa, Oklahoma
Dr. Allison practices at Langley Holdings, LLC in Tulsa, Oklahoma.
Dr. Allison's NPI, 1891795480, was assigned on July 26, 2005. Dr. Allison graduated from University of Oklahoma College of Medicine in 1980. Dr. Allison holds Oklahoma license 13302.
- NPI
- 1891795480NPI Registry (opens in a new tab)
- NPI enumeration date
- July 26, 2005
- NPI status
- Active
- Practice phone
- (918) 872-8447
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark Edward Allison practices at Langley Holdings, LLC in Tulsa, Oklahoma
Dr. Allison's primary practice is Langley Holdings, LLC, at 9840 E 81st S St, Tulsa, OK 74133 in Tulsa County. The practice phone is (918) 872-8447.
- Langley Holdings, LLC9840 E 81st S St, Tulsa, OK 74133 · Tulsa CountyPhone(918) 872-8447
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Edward Allison is affiliated with 2 sites of care and 1 medical group
Dr. Allison's primary practice is Langley Holdings, LLC in Tulsa, Oklahoma. Dmand AI also links Dr. Allison to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Edward Allison's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Allison practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Langley Holdings, LLC | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Edward Allison is one of 153 ophthalmologists in Oklahoma
Ophthalmology is Dr. Allison's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Allison is licensed in Oklahoma.
Specialties and state licenses
- Ophthalmology, OklahomaPrimary
Ophthalmologists near Dr. Allison
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. Mark Edward Allison billed Medicare for 1,450 services in 2024
CMS data shows 1,450 Medicare services from Dr. Allison across 13 procedure codes in 2024, for 627 Medicare patients. Medicare paid $97,861 for them. Every service was in an office.
Dr. Allison's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,1672024: 78333%
- Office and hospital visits
- 2023: 4522024: 55222%
- Surgery
- 2023: 982024: 11517%
Dr. Allison compared with the Oklahoma median for ophthalmologists, 2024
- Dr. Allison
- Oklahoma median
- Medicare services
- 1,450vs 1,5486% below
- Medicare patients
- 627vs 616Close to median
- Part D claims
- 678vs 40767% above
Medians across 150 ophthalmologists in Oklahoma with Dmand AI profiles that report each measure.
Dr. Allison'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. Mark Edward Allison treated 627 Medicare patients in 2024, average age 75
CMS counts 627 Medicare patients who saw Dr. Allison in 2024. The largest group is 65 to 74, with 274 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Allison's median patient age at 72, with 58% women.
Dr. Allison's Medicare patients by age, 2024
Dr. Allison's Medicare patients by sex, 2024
- Women35256%
- Men27544%
Chronic conditions among Dr. Allison's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis46%
- Diabetes45%
- Chronic kidney disease32%
- Mood disorders26%
- Ischemic heart disease25%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Allison's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Edward Allison wrote 747 Medicare Part D claims in 2024
In 2024, Dr. Allison wrote 747 Medicare Part D claims for 291 patients. 39% of them were for generic drugs. CMS names the drug for 678 of them, across 11 drugs with 11 or more claims each, at $113,711 in total drug cost. In 2023, CMS named 563 claims across 10 drugs.
Dr. Allison's Part D claims by kind of drug, 2024
- Generic291 claims39%
- Brand-name456 claims61%
Dr. Allison'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: 5632024: 67820%
Drugs named by CMS: 11 in 2024, 10 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. Mark Edward Allison scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Allison for performance year 2024, reported individually.
Dr. Allison's MIPS scores, performance year 2024
- 90of 100Final score
- 82.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark Edward Allison received $3,257 in industry payments from 2016 to 2024
CMS Open Payments shows 189 general payments to Dr. Allison from 21 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 97% of the total. Abbvie Inc. paid the most, $844.
General payments to Dr. Allison by program year, 2016 to 2024
General payments to Dr. Allison by kind, 2016 to 2024
- Food and beverage$3,16497%
- Education$933%
Companies that paid Dr. Allison the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Edward Allison graduated from University of Oklahoma College of Medicine
Dr. Allison graduated from University of Oklahoma College of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Edward Allison'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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. Mark Edward Allison
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. Mark Edward Allison's NPI number?
Dr. Mark Edward Allison's NPI number is 1891795480. It was assigned on July 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Edward Allison?
Dr. Mark Edward Allison is an ophthalmologist in Tulsa, Oklahoma. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark Edward Allison practice?
Dr. Allison practices at 9840 E 81st S St, Tulsa, OK 74133. Dr. Allison's primary practice is Langley Holdings, LLC in Tulsa, Oklahoma. Dmand AI also links Dr. Allison to 1 group practice or clinic and 1 medical group.
What is Dr. Mark Edward Allison's office phone number?
The practice phone on file for Dr. Allison is (918) 872-8447.
What is Dr. Mark Edward Allison's medical license number?
Dr. Allison holds Oklahoma license 13302.
Does Dr. Mark Edward Allison accept Medicare?
Yes. CMS data shows Dr. Allison billed Medicare for 1,450 services in 2024.
What is Dr. Mark Edward Allison's MIPS score?
Dr. Allison's MIPS final score for performance year 2024 is 90 out of 100, reported individually.
How many Medicare patients does Dr. Mark Edward Allison see?
CMS counts 627 Medicare patients who saw Dr. Allison in 2024, with an average age of 75.
What services does Dr. Mark Edward Allison bill to Medicare?
In 2024, Dr. Allison's most billed Medicare services were office visit, established patient (99213), eye exam or test (92250) and eye exam or test (92014).
Where did Dr. Mark Edward Allison go to medical school?
Dr. Allison graduated from University of Oklahoma College of Medicine in 1980.
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What drugs does Dr. Mark Edward Allison prescribe most?
In 2024 Medicare Part D data, Dr. Allison's most prescribed drugs by claims were Prednisolone Acetate, Latanoprost and Lumigan.
Has Dr. Mark Edward Allison received payments from drug or device companies?
CMS Open Payments shows $3,257 in general payments to Dr. Allison from 21 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Mark Edward Allison been practicing?
Dr. Allison graduated from medical school in 1980, 46 years ago.
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