Extracorporeal Membrane Oxygenation
Dr. Lawrence Anthony Schaeffer, MD
NPI1528017324PAC ID6507916228
- Medicare services, 2024
- 1,715
- Medicare patients, 2024
- 579
- Part D claims, 2024
- 1,016
- Publications
- 3
- MIPS score, 2024
- 75
- Practice address
- 1900 S Coulter St, Amarillo, TX 79106
- Practice phone
- Call (806) 350-7520
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Amarillo Medical Specialists
Amarillo, Texas
Find Dr. Schaeffer's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Lawrence Anthony Schaeffer is a neurologist in Amarillo, Texas
Dr. Schaeffer practices at Amarillo Medical Specialists in Amarillo, Texas.
Dr. Schaeffer's NPI, 1528017324, was assigned on May 9, 2006. Dr. Schaeffer graduated from Universidad Anahuac School of Medicine in 1983. Dr. Schaeffer's Texas license number on file is H5053.
NPI and contact details
- NPI
- 1528017324NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507916228
- NPI enumeration date
- May 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (806) 350-7520
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lawrence Anthony Schaeffer practices at Amarillo Medical Specialists in Amarillo, Texas
Dr. Schaeffer's primary practice is Amarillo Medical Specialists, at 1900 S Coulter St, Amarillo, TX 79106 in Potter County. The practice phone is (806) 350-7520.
- Amarillo Medical Specialists1900 S Coulter St, Amarillo, TX 79106 · Potter CountyPhone(806) 350-7520
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lawrence Anthony Schaeffer is affiliated with 3 sites of care and 2 medical groups
Dr. Schaeffer's primary practice is Amarillo Medical Specialists in Amarillo, Texas. Dr. Schaeffer is also affiliated with Quail Creek Surgical Hospital. The medical group on file is Amarillo Medical Specialists. Dmand AI also links Dr. Schaeffer to 1 more group practice or clinic and 1 medical group, each named with a free account.
Amarillo Medical SpecialistsPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lawrence Anthony Schaeffer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schaeffer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Amarillo Medical Specialists | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lawrence Anthony Schaeffer is one of 1,226 neurologists in Texas
Neurology is Dr. Schaeffer's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Schaeffer is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Schaeffer's licenses on file in 2 states: Texas and New Mexico.
Specialties and state licenses
- Neurology, TexasPrimary
- New Mexico license
Clinical focus
Dmand AI lists acute mini-stroke (TIA), alzheimer's disease, epilepsy, essential tremor, hereditary polyneuropathy, multiple sclerosis, muscle disease and neck pain and spine problems among the conditions Dr. Schaeffer treats.
Neurologists near Dr. Schaeffer
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
1,226neurologists in Texas
8neurologists in Amarillo
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lawrence Anthony Schaeffer billed Medicare for 1,715 services in 2024
CMS data shows 1,715 Medicare services from Dr. Schaeffer across 19 procedure codes in 2024, for 579 Medicare patients. Medicare paid $143,184 for them. Every service was in an office.
Medicare services, 20241,715
Medicare patients579
Paid by Medicare$143,184
Procedure codes19
Dr. Schaeffer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,3542024: 1,2369%
- Office and hospital visits
- 2023: 1952024: 15719%
- Lab and pathology
- 2023: 3622024: 15059%
- Other services
- 2023: 02024: 146
- Surgery
- 2023: 772024: 2666%
Dr. Schaeffer compared with the Texas median for neurologists, 2024
- Dr. Schaeffer
- Texas median
- Medicare services
- 1,715vs 4593.7 times
- Medicare patients
- 579vs 2322.5 times
- Part D claims
- 835vs 48074% above
Medians across 1,116 neurologists in Texas with Dmand AI profiles that report each measure.
Dr. Schaeffer'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.
Need commercial claims for Dr. Schaeffer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schaeffer and other neurologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lawrence Anthony Schaeffer treated 579 Medicare patients in 2024, average age 74
CMS counts 579 Medicare patients who saw Dr. Schaeffer in 2024. The largest group is 65 to 74, with 316 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Schaeffer's median patient age at 64, with 57% women.
Medicare patients, 2024579
Average age74
Average risk score1.07
Also on Medicaid3%
Dr. Schaeffer's Medicare patients by age, 2024
Dr. Schaeffer's Medicare patients by sex, 2024
- Women32957%
- Men25043%
Chronic conditions among Dr. Schaeffer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Ischemic heart disease31%
- Diabetes29%
- Mood disorders26%
- Depression25%
- Chronic kidney disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schaeffer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lawrence Anthony Schaeffer wrote 1,016 Medicare Part D claims in 2024
In 2024, Dr. Schaeffer wrote 1,016 Medicare Part D claims for 168 patients. 94% of them were for generic drugs. CMS names the drug for 835 of them, across 24 drugs with 11 or more claims each, at $340,657 in total drug cost. In 2023, CMS named 940 claims across 28 drugs.
Part D claims, 20241,016
Drugs named by CMS24
Total drug cost$340,657
Part D patients168
Dr. Schaeffer's Part D claims by kind of drug, 2024
- Generic956 claims94%
- Brand-name and other60 claims6%
Dr. Schaeffer'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: 9402024: 83511%
Drugs named by CMS: 24 in 2024, 28 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. Lawrence Anthony Schaeffer scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Schaeffer for performance year 2024, reported individually. Dr. Schaeffer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Lawrence Anthony Schaeffer has 3 publications on record
Dmand AI links 3 papers to Dr. Schaeffer, published from 2009 to 2022. The most frequent topics are Age of Onset. Dr. Schaeffer's most frequent co-authors are Arthur Austin Allen, MD, David W. Brandes, MD and Joanna A. Cooper, MD.
Papers3
Years published2009 to 2022
Dr. Schaeffer's papers by year, 2009 to 2022
Topics Dr. Schaeffer writes about most
- Age of Onset
Dr. Schaeffer's most frequent co-authors
- Arthur Austin Allen, MD1 shared paper
- David W. Brandes, MD1 shared paper
- Joanna A. Cooper, MD1 shared paper
Recent publications by Dr. Schaeffer
Eur J Neurol
Age of OnsetAutoantibodiesAutoantigens
Age of OnsetAnalysis of VarianceDepression
See who Dr. Schaeffer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Schaeffer works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lawrence Anthony Schaeffer received $20,736 in industry payments from 2016 to 2025
CMS Open Payments shows 224 general payments to Dr. Schaeffer from 19 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 46% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $13,177.
General payments to Dr. Schaeffer by program year, 2016 to 2025
General payments to Dr. Schaeffer by kind, 2016 to 2025
$20.7Kin total
- Travel and lodging$9,45446%
- Consulting fees$7,23035%
- Food and beverage$3,52517%
- Education$5273%
Companies that paid Dr. Schaeffer 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. Lawrence Anthony Schaeffer has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Schaeffer, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Schaeffer
- 2013
- CMS Stage 1 EHR
- Undated
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Lawrence Anthony Schaeffer graduated from Universidad Anahuac School of Medicine
Dr. Schaeffer graduated from Universidad Anahuac School of Medicine in 1983.
- Medical school
- Board certified in internal medicine
- Board certified in neurology
Source: Dmand AI Professional Profile Data
Dr. Lawrence Anthony Schaeffer accepts plans from 19 insurance carriers
Dr. Schaeffer is in network with 19 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Cigna
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +11 more carriersWith a free account
Plan types Dr. Schaeffer accepts, by number of carriers
- PPO14
- HMO9
- Medicare9
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Lawrence Anthony Schaeffer'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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Lawrence Anthony Schaeffer
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. Lawrence Anthony Schaeffer's NPI number?
Dr. Lawrence Anthony Schaeffer's NPI number is 1528017324. It was assigned on May 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lawrence Anthony Schaeffer?
Dr. Lawrence Anthony Schaeffer is a neurologist in Amarillo, Texas. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Lawrence Anthony Schaeffer practice?
Dr. Schaeffer practices at 1900 S Coulter St, Amarillo, TX 79106. Dr. Schaeffer's primary practice is Amarillo Medical Specialists in Amarillo, Texas. Dmand AI also links Dr. Schaeffer to 1 group practice or clinic and 1 medical group.
What is Dr. Lawrence Anthony Schaeffer's office phone number?
The practice phone on file for Dr. Schaeffer is (806) 350-7520.
What is Dr. Lawrence Anthony Schaeffer's medical license number?
Dr. Schaeffer's Texas license number on file is H5053, one of the licenses on file in 2 states.
Which states has Dr. Lawrence Anthony Schaeffer been licensed in?
Dmand AI has state licenses on file for Dr. Schaeffer in Texas (1988 to 2025) and New Mexico (1987 to 1989).
Which hospitals is Dr. Lawrence Anthony Schaeffer affiliated with?
Dr. Schaeffer is affiliated with Quail Creek Surgical Hospital.
What medical group is Dr. Lawrence Anthony Schaeffer part of?
Dr. Schaeffer is linked to Amarillo Medical Specialists. Dmand AI links Dr. Schaeffer to 1 more medical group.
Does Dr. Lawrence Anthony Schaeffer accept Medicare?
Yes. CMS data shows Dr. Schaeffer billed Medicare for 1,715 services in 2024, and Dr. Schaeffer accepts Medicare assignment.
What is Dr. Lawrence Anthony Schaeffer's MIPS score?
Dr. Schaeffer's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Lawrence Anthony Schaeffer see?
CMS counts 579 Medicare patients who saw Dr. Schaeffer in 2024, with an average age of 74.
Is Dr. Lawrence Anthony Schaeffer board certified?
Yes. Dr. Schaeffer is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Lawrence Anthony Schaeffer bill to Medicare?
In 2024, Dr. Schaeffer's most billed Medicare services were nerve and brain test (95886), medicare service (G2211) and nerve and brain test (95911).
Where did Dr. Lawrence Anthony Schaeffer go to medical school?
Dr. Schaeffer graduated from Universidad Anahuac School of Medicine in 1983.
What drugs does Dr. Lawrence Anthony Schaeffer prescribe most?
In 2024 Medicare Part D data, Dr. Schaeffer's most prescribed drugs by claims were Carbidopa-Levodopa, Baclofen and Gabapentin.
Has Dr. Lawrence Anthony Schaeffer received payments from drug or device companies?
CMS Open Payments shows $20,736 in general payments to Dr. Schaeffer from 19 companies from 2016 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Lawrence Anthony Schaeffer been practicing?
Dr. Schaeffer graduated from medical school in 1983, 43 years ago.
Does Dr. Lawrence Anthony Schaeffer do research?
Dmand AI links 3 publications to Dr. Schaeffer, published from 2009 to 2022.
Who does Dr. Lawrence Anthony Schaeffer publish with?
Dr. Schaeffer's most frequent co-authors are Arthur Austin Allen, MD (1 shared paper), David W. Brandes, MD (1 shared paper) and Joanna A. Cooper, MD (1 shared paper).
What insurance does Dr. Lawrence Anthony Schaeffer accept?
Dr. Schaeffer is in network with 19 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
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