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Dr. William P. Kalchoff, MD
NPI1962471227PAC ID2365430980
- Medicare services, 2024
- 69
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 45
- Publications
- 3
- Industry payments
- $3,832
- Practice address
- 2107 Haine Dr, Harlingen, TX 78550
- Practice phone
- Call (713) 533-0535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Vein Treatment Center
Harlingen, Texas
Find Dr. Kalchoff'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. William P. Kalchoff is a vascular surgeon in Harlingen, Texas
Dr. Kalchoff practices at The Vein Treatment Center in Harlingen, Texas.
Dr. Kalchoff's NPI, 1962471227, was assigned on March 17, 2006. Dr. Kalchoff graduated from Saint Louis University School Of Medicine in 1972. Dr. Kalchoff holds Texas license F2742.
NPI and contact details
- NPI
- 1962471227NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365430980
- NPI enumeration date
- March 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (713) 533-0535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William P. Kalchoff practices at The Vein Treatment Center in Harlingen, Texas
Dr. Kalchoff's primary practice is The Vein Treatment Center, at 2107 Haine Dr, Harlingen, TX 78550 in Cameron County. The practice phone is (713) 533-0535.
- The Vein Treatment Center2107 Haine Dr, Harlingen, TX 78550 · Cameron CountyPhone(713) 533-0535
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William P. Kalchoff is affiliated with 3 sites of care and 4 medical groups
Dr. Kalchoff's primary practice is The Vein Treatment Center in Harlingen, Texas. The medical group on file is Normandy Urgent Care. Dmand AI also links Dr. Kalchoff to 3 more medical groups, 1 physician office and 1 group practice or clinic, each named with a free account.
The Vein Treatment CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William P. Kalchoff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kalchoff practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Vein Treatment Center | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William P. Kalchoff is one of 317 vascular surgeons in Texas
Vascular surgery is Dr. Kalchoff's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dmand AI has Dr. Kalchoff's licenses on file in 3 states: Texas, Louisiana and Illinois.
Specialties and state licenses
- Vascular surgery, TexasPrimary
- Louisiana license
- Illinois license
Clinical focus
Dmand AI lists varicose veins and varicose vein treatment among the conditions Dr. Kalchoff treats.
Vascular surgeons near Dr. Kalchoff
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. William P. Kalchoff billed Medicare for 69 services in 2024
CMS data shows 69 Medicare services from Dr. Kalchoff across 2 procedure codes in 2024, for 24 Medicare patients. Medicare paid $18,217 for them. Every service was in an office.
Medicare services, 202469
Medicare patients24
Paid by Medicare$18,217
Procedure codes2
Dr. Kalchoff's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Surgery
- 2022: 362024: 4936%
- Tests and treatments
- 2022: 222024: 209%
- Office and hospital visits
- 2022: 152024: 0100%
Dr. Kalchoff compared with the Texas median for vascular surgeons, 2024
- Dr. Kalchoff
- Texas median
- Medicare services
- 69vs 60589% below
- Medicare patients
- 24vs 26491% below
- Part D claims
- 38vs 9460% below
Medians across 294 vascular surgeons in Texas with Dmand AI profiles that report each measure.
Dr. Kalchoff'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. Kalchoff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kalchoff and other vascular surgeons in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William P. Kalchoff treated 24 Medicare patients in 2024, average age 73
CMS counts 24 Medicare patients who saw Dr. Kalchoff in 2024. The largest group is 65 to 74, with 12 patients. 71% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kalchoff's median patient age at 60, with 90% women.
Medicare patients, 202424
Average age73
Average risk score1.18
Dr. Kalchoff's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Kalchoff's Medicare patients, 2024
- High cholesterol71%
- High blood pressure67%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kalchoff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women90%
- Men9%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William P. Kalchoff wrote 45 Medicare Part D claims in 2024
In 2024, Dr. Kalchoff wrote 45 Medicare Part D claims. 84% of them were for generic drugs. CMS names the drug for 38 of them, across 3 drugs with 11 or more claims each, at $15,983 in total drug cost. In 2021, CMS named 18 claims across 1 drug.
Part D claims, 202445
Drugs named by CMS3
Total drug cost$15,983
Dr. Kalchoff's Part D claims by kind of drug, 2024
- Generic38 claims84%
- Brand-name and other7 claims16%
Dr. Kalchoff's most prescribed drugs by claims, 2023
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, 2021 to 2023
- 2021
- 2023
- Claims for drugs CMS names
- 2021: 182023: 38111%
Drugs named by CMS: 3 in 2023, 1 in 2021.
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
How Dr. William P. Kalchoff takes part in Medicare
Dr. Kalchoff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William P. Kalchoff has 3 publications on record
Dmand AI links 3 papers to Dr. Kalchoff. Dr. Kalchoff has published most often in J Thorac Cardiovasc Surg. Dr. Kalchoff's most frequent co-author is Stephen Greenberg, MD.
Papers3
Dr. Kalchoff's most frequent co-authors
Recent publications by Dr. Kalchoff
J Thorac Cardiovasc Surg
Brachiocephalic VeinsCatheterizationHeart Atria
J Thorac Cardiovasc Surg
Angioplasty, BalloonArterial Occlusive DiseasesCoronary Artery Bypass
See who Dr. Kalchoff researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kalchoff works with, so you can find a warm path to the right vascular surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William P. Kalchoff received $3,832 in industry payments from 2016 to 2025
CMS Open Payments shows 142 general payments to Dr. Kalchoff from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Tactile Systems Technology Inc paid the most, $944.
General payments to Dr. Kalchoff by program year, 2016 to 2025
Companies that paid Dr. Kalchoff 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. William P. Kalchoff graduated from Saint Louis University School Of Medicine
Dr. Kalchoff graduated from Saint Louis University School Of Medicine in 1972.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. William P. Kalchoff accepts plans from 21 insurance carriers
Dr. Kalchoff is in network with 21 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Cigna
- HCSC
- Humana
- Alliant Health Plans
- +13 more carriersWith a free account
Plan types Dr. Kalchoff accepts, by number of carriers
- PPO14
- HMO12
- Medicare10
- POS5
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. William P. Kalchoff'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) |
| 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) |
| 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. William P. Kalchoff
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. William P. Kalchoff's NPI number?
Dr. William P. Kalchoff's NPI number is 1962471227. It was assigned on March 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William P. Kalchoff?
Dr. William P. Kalchoff is a vascular surgeon in Harlingen, Texas. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).
Where does Dr. William P. Kalchoff practice?
Dr. Kalchoff practices at 2107 Haine Dr, Harlingen, TX 78550. Dr. Kalchoff's primary practice is The Vein Treatment Center in Harlingen, Texas. Dmand AI also links Dr. Kalchoff to 3 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. William P. Kalchoff's office phone number?
The practice phone on file for Dr. Kalchoff is (713) 533-0535.
What is Dr. William P. Kalchoff's medical license number?
Dr. Kalchoff holds Texas license F2742, one of the licenses on file in 3 states.
Which states has Dr. William P. Kalchoff been licensed in?
Dmand AI has state licenses on file for Dr. Kalchoff in Texas (1978 to 2026), Louisiana (1980 to 2005) and Illinois (1973 to 1987).
What medical group is Dr. William P. Kalchoff part of?
Dr. Kalchoff is linked to Normandy Urgent Care. Dmand AI links Dr. Kalchoff to 3 more medical groups.
Does Dr. William P. Kalchoff accept Medicare?
Yes. CMS data shows Dr. Kalchoff billed Medicare for 69 services in 2024, and Dr. Kalchoff accepts Medicare assignment.
How many Medicare patients does Dr. William P. Kalchoff see?
CMS counts 24 Medicare patients who saw Dr. Kalchoff in 2024, with an average age of 73.
What services does Dr. William P. Kalchoff bill to Medicare?
In 2024, Dr. Kalchoff's most billed Medicare services were surgery: heart and blood vessels (37765) and blood vessel study (93970).
Show 7 more questionsShow fewer questions
Where did Dr. William P. Kalchoff go to medical school?
Dr. Kalchoff graduated from Saint Louis University School Of Medicine in 1972.
What drugs does Dr. William P. Kalchoff prescribe most?
In 2023 Medicare Part D data, Dr. Kalchoff's most prescribed drugs by claims were Furosemide, Trulicity and Myrbetriq.
Has Dr. William P. Kalchoff received payments from drug or device companies?
CMS Open Payments shows $3,832 in general payments to Dr. Kalchoff from 17 companies from 2016 to 2025. The largest total came from Tactile Systems Technology Inc.
How long has Dr. William P. Kalchoff been practicing?
Dr. Kalchoff graduated from medical school in 1972, 54 years ago.
Does Dr. William P. Kalchoff do research?
Dmand AI links 3 publications to Dr. Kalchoff.
Who does Dr. William P. Kalchoff publish with?
Dr. Kalchoff's most frequent co-authors are Stephen Greenberg, MD (1 shared paper).
What insurance does Dr. William P. Kalchoff accept?
Dr. Kalchoff is in network with 21 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.
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