Dr. Nicholas Sean Clapper, DO
- Medicare services, 2024
- 2,537
- Medicare patients, 2024
- 151
- Part D claims, 2024
- 317
- Hospital affiliations
- 2
- Industry payments
- $7,216
- Practice address
- 1551 Old Shell Rd, Mobile, AL 36604
- Practice phone
- Call (251) 433-1180
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gulf Coast Vascular Labs
Mobile, Alabama
Find Dr. Clapper's professional email, personal email and mobile number
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Dr. Nicholas Sean Clapper is a vascular surgeon in Mobile, Alabama
Dr. Clapper practices at Gulf Coast Vascular Labs in Mobile, Alabama.
Dr. Clapper's NPI, 1942611314, was assigned on May 19, 2014. Dr. Clapper graduated from Philadelphia College of Osteopathic Medicine in 2014. Dr. Clapper holds Alabama license DO.1680.
- NPI
- 1942611314NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991137408
- NPI enumeration date
- May 19, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (251) 433-1180
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicholas Sean Clapper practices at Gulf Coast Vascular Labs in Mobile, Alabama
Dr. Clapper's primary practice is Gulf Coast Vascular Labs, at 1551 Old Shell Rd, Mobile, AL 36604 in Mobile County. The practice phone is (251) 433-1180.
- Gulf Coast Vascular Labs1551 Old Shell Rd, Mobile, AL 36604 · Mobile CountyPhone(251) 433-1180
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nicholas Sean Clapper is affiliated with 4 sites of care and 1 medical group
Dr. Clapper's primary practice is Gulf Coast Vascular Labs in Mobile, Alabama. Dr. Clapper is also affiliated with Mobile Infirmary. The medical group on file is Vascular Associates of South Alabama. Dmand AI also links Dr. Clapper to 1 more hospital and 1 group practice or clinic, 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. Nicholas Sean Clapper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clapper practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gulf Coast Vascular Labs | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nicholas Sean Clapper is one of 64 vascular surgeons in Alabama
Vascular surgery is Dr. Clapper's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Clapper is licensed in Alabama.
Specialties and state licenses
- Vascular surgery, AlabamaPrimary
Vascular surgeons near Dr. Clapper
Counts of vascular surgeons 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. Nicholas Sean Clapper billed Medicare for 2,537 services in 2024
CMS data shows 2,537 Medicare services from Dr. Clapper across 15 procedure codes in 2024, for 151 Medicare patients. Medicare paid $236,487 for them.
Dr. Clapper's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 2,0402024: 1,8907%
- Tests and treatments
- 2023: 2552024: 32327%
- Office and hospital visits
- 2023: 1162024: 17248%
- Imaging
- 2023: 332024: 5979%
- Drugs given in the office
- 2023: 702024: 5521%
- Surgery
- 2023: 382024: 38No change
Where Dr. Clapper's Medicare services took place, 2024
- In an office2,52299%
- In a facility151%
Dr. Clapper compared with the Alabama median for vascular surgeons, 2024
- Dr. Clapper
- Alabama median
- Medicare services
- 2,537vs 7593.3 times
- Medicare patients
- 151vs 34356% below
- Part D claims
- 274vs 274Close to median
Medians across 57 vascular surgeons in Alabama with Dmand AI profiles that report each measure.
Dr. Clapper'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. Clapper?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Clapper and other vascular surgeons in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nicholas Sean Clapper treated 151 Medicare patients in 2024, average age 71
CMS counts 151 Medicare patients who saw Dr. Clapper in 2024. The largest group is 75 to 84, with 54 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 3.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Clapper's median patient age at 70, with 51% women.
Dr. Clapper's Medicare patients by age, 2024
Dr. Clapper's Medicare patients by sex, 2024
- Women6644%
- Men8556%
Chronic conditions among Dr. Clapper's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease60%
- Diabetes59%
- Ischemic heart disease53%
- Arthritis44%
- Heart failure39%
- Mood disorders32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Clapper'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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nicholas Sean Clapper wrote 317 Medicare Part D claims in 2024
In 2024, Dr. Clapper wrote 317 Medicare Part D claims for 158 patients. 82% of them were for generic drugs. CMS names the drug for 274 of them, across 6 drugs with 11 or more claims each, at $40,028 in total drug cost. In 2023, CMS named 251 claims across 7 drugs.
Dr. Clapper's Part D claims by kind of drug, 2024
- Generic261 claims82%
- Brand-name56 claims18%
Dr. Clapper'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.
Drug classes CMS tracks in Dr. Clapper's Part D claims, 2024
- Opioids26%81 of 317 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2512024: 2749%
Drugs named by CMS: 6 in 2024, 7 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. Nicholas Sean Clapper ranks in the 90th percentile for leg revascularization (restoring blood flow) in Medicare
Dr. Clapper accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 32 procedures of leg revascularization (restoring blood flow) by Dr. Clapper, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Clapper ranks in Medicare procedure volume
- Leg revascularization (restoring blood flow)
- 90th percentile32 procedures
- Varicose vein removal
- 61st percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Nicholas Sean Clapper received $7,216 in industry payments from 2021 to 2025
CMS Open Payments shows 79 general payments to Dr. Clapper from 21 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 64% of the total. Endologix, Inc. paid the most, $2,227.
General payments to Dr. Clapper by program year, 2021 to 2025
General payments to Dr. Clapper by kind, 2021 to 2025
- Food and beverage$4,63064%
- Device or supply loans$1,52821%
- Travel and lodging$1,05815%
Companies that paid Dr. Clapper the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nicholas Sean Clapper graduated from Philadelphia College of Osteopathic Medicine
Dr. Clapper graduated from Philadelphia College of Osteopathic Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nicholas Sean Clapper'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)Doctors and Clinicians Utilization Data (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. Nicholas Sean Clapper
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What is Dr. Nicholas Sean Clapper's NPI number?
Dr. Nicholas Sean Clapper's NPI number is 1942611314. It was assigned on May 19, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas Sean Clapper?
Dr. Nicholas Sean Clapper is a vascular surgeon in Mobile, Alabama. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. Nicholas Sean Clapper practice?
Dr. Clapper practices at 1551 Old Shell Rd, Mobile, AL 36604. Dr. Clapper's primary practice is Gulf Coast Vascular Labs in Mobile, Alabama. Dmand AI also links Dr. Clapper to 1 hospital and 1 group practice or clinic.
What is Dr. Nicholas Sean Clapper's office phone number?
The practice phone on file for Dr. Clapper is (251) 433-1180.
What is Dr. Nicholas Sean Clapper's medical license number?
Dr. Clapper holds Alabama license DO.1680.
Which hospitals is Dr. Nicholas Sean Clapper affiliated with?
Dr. Clapper is affiliated with Mobile Infirmary. Dmand AI links Dr. Clapper to 1 more hospital.
What medical group is Dr. Nicholas Sean Clapper part of?
Dr. Clapper is linked to Vascular Associates of South Alabama.
Does Dr. Nicholas Sean Clapper accept Medicare?
Yes. CMS data shows Dr. Clapper billed Medicare for 2,537 services in 2024, and Dr. Clapper accepts Medicare assignment.
How many Medicare patients does Dr. Nicholas Sean Clapper see?
CMS counts 151 Medicare patients who saw Dr. Clapper in 2024, with an average age of 71.
What services does Dr. Nicholas Sean Clapper bill to Medicare?
In 2024, Dr. Clapper's most billed Medicare services were medicare temporary code (Q9967), office visit, established patient (99214) and special service (99153).
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Where did Dr. Nicholas Sean Clapper go to medical school?
Dr. Clapper graduated from Philadelphia College of Osteopathic Medicine in 2014.
What drugs does Dr. Nicholas Sean Clapper prescribe most?
In 2024 Medicare Part D data, Dr. Clapper's most prescribed drugs by claims were Clopidogrel, Hydrocodone-Acetaminophen and Eliquis.
Has Dr. Nicholas Sean Clapper received payments from drug or device companies?
CMS Open Payments shows $7,216 in general payments to Dr. Clapper from 21 companies from 2021 to 2025. The largest total came from Endologix, Inc.
How long has Dr. Nicholas Sean Clapper been practicing?
Dr. Clapper graduated from medical school in 2014, 12 years ago.
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