Dr. Lance King Lassiter, MD
- Medicare services, 2024
- 1,465
- Medicare patients, 2024
- 300
- Part D claims, 2024
- 1,338
- Hospital affiliations
- 2
- Industry payments
- $12,733
- Practice address
- 800 S 3rd St, Montrose, CO 81401
- Practice phone
- Call (970) 249-2211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lassiter's professional email, personal email and mobile number
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Dr. Lance King Lassiter is a hematologist and oncologist in Montrose, Colorado
Dr. Lassiter practices at Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health.
Dr. Lassiter's NPI, 1639120793, was assigned on May 13, 2006. Dr. Lassiter graduated from University of Alabama School of Medicine in 1996. Dr. Lassiter holds North Carolina license 200401251.
- NPI
- 1639120793NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193775278
- NPI enumeration date
- May 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (970) 249-2211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lance King Lassiter practices at Montrose Regional Health in Montrose, Colorado
Dr. Lassiter's primary practice is Montrose Regional Health, at 800 S 3rd St, Montrose, CO 81401 in Montrose County. The practice phone is (970) 249-2211.
- Montrose Regional Health800 S 3rd St, Montrose, CO 81401 · Montrose CountyPhone(970) 249-2211
Source: Dmand AI Affiliation Data
Dr. Lance King Lassiter is affiliated with 7 sites of care and 4 medical groups
Dr. Lassiter's primary practice is Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health. Dr. Lassiter is also affiliated with Novant Health Presbyterian Medical Center. The medical group on file is Montrose Regional Health. Dmand AI also links Dr. Lassiter to 4 more group practices and clinics, 3 medical groups and 1 hospital outpatient department, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lance King Lassiter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lassiter practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Montrose Regional Health | Available with a free account |
| +6 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Montrose Regional Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lance King Lassiter is one of 179 hematologists and oncologists in Colorado
Hematology and oncology is Dr. Lassiter's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Lassiter's licenses on file in 2 states: North Carolina and Colorado.
Specialties and state licenses
- Hematology and oncology, North CarolinaPrimary
- Colorado license
Hematologists and oncologists near Dr. Lassiter
Counts of hematologists and oncologists 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. Lance King Lassiter billed Medicare for 1,465 services in 2024
CMS data shows 1,465 Medicare services from Dr. Lassiter across 6 procedure codes in 2024, for 300 Medicare patients. Medicare paid $65,733 for them.
Dr. Lassiter's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7482024: 7926%
- Other services
- 2023: 02024: 673
Where Dr. Lassiter's Medicare services took place, 2024
- In an office1,45499%
- In a facility111%
Dr. Lassiter compared with the Colorado median for hematologists and oncologists, 2024
- Dr. Lassiter
- Colorado median
- Medicare services
- 1,465vs 6242.3 times
- Medicare patients
- 300vs 24224% above
- Part D claims
- 1,159vs 5032.3 times
Medians across 181 hematologists and oncologists in Colorado with Dmand AI profiles that report each measure.
Dr. Lassiter'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. Lassiter?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lassiter and other hematologists and oncologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lance King Lassiter treated 300 Medicare patients in 2024, average age 76
CMS counts 300 Medicare patients who saw Dr. Lassiter in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.51, 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. Lassiter's median patient age at 72, with 56% women.
Dr. Lassiter's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lassiter's Medicare patients by sex, 2024
- Women21471%
- Men8629%
Chronic conditions among Dr. Lassiter's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer62%
- Arthritis47%
- Chronic kidney disease31%
- Anxiety26%
- Ischemic heart disease26%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lassiter'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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lance King Lassiter wrote 1,338 Medicare Part D claims in 2024
In 2024, Dr. Lassiter wrote 1,338 Medicare Part D claims for 261 patients. 79% of them were for generic drugs. CMS names the drug for 1,159 of them, across 18 drugs with 11 or more claims each, at $3,343,824 in total drug cost. In 2023, CMS named 1,040 claims across 17 drugs.
Dr. Lassiter's Part D claims by kind of drug, 2024
- Generic1,051 claims79%
- Brand-name and other287 claims21%
Dr. Lassiter'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. Lassiter's Part D claims, 2024
- Opioids1%12 of 1,338 claims
- Antibiotics2%26 of 1,338 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: 1,0402024: 1,15911%
Drugs named by CMS: 18 in 2024, 17 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
How Dr. Lance King Lassiter takes part in Medicare
Dr. Lassiter 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. Lance King Lassiter received $12,733 in industry payments from 2016 to 2025
CMS Open Payments shows 288 general payments to Dr. Lassiter from 38 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 62% of the total. Kite Pharma, Inc. paid the most, $3,322.
General payments to Dr. Lassiter by program year, 2016 to 2025
General payments to Dr. Lassiter by kind, 2016 to 2025
- Consulting fees$7,89062%
- Food and beverage$4,68237%
- Education$1611%
Companies that paid Dr. Lassiter 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. Lance King Lassiter graduated from University of Alabama School of Medicine
Dr. Lassiter graduated from University of Alabama School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lance King Lassiter'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 DataDmand AI Org Hierarchy 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) |
| 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. Lance King Lassiter
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. Lance King Lassiter's NPI number?
Dr. Lance King Lassiter's NPI number is 1639120793. It was assigned on May 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lance King Lassiter?
Dr. Lance King Lassiter is a hematologist and oncologist in Montrose, Colorado. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Lance King Lassiter practice?
Dr. Lassiter practices at 800 S 3rd St, Montrose, CO 81401. Dr. Lassiter's primary practice is Montrose Regional Health in Montrose, Colorado, part of Montrose Regional Health. Dmand AI also links Dr. Lassiter to 4 group practices and clinics, 3 medical groups and 1 hospital outpatient department.
What is Dr. Lance King Lassiter's office phone number?
The practice phone on file for Dr. Lassiter is (970) 249-2211.
What is Dr. Lance King Lassiter's medical license number?
Dr. Lassiter holds North Carolina license 200401251, one of the licenses on file in 2 states.
Which states has Dr. Lance King Lassiter been licensed in?
Dmand AI has state licenses on file for Dr. Lassiter in North Carolina and Colorado.
Which hospitals is Dr. Lance King Lassiter affiliated with?
Dr. Lassiter practices at Montrose Regional Health in Montrose, Colorado. Dr. Lassiter is also affiliated with Novant Health Presbyterian Medical Center.
What medical group is Dr. Lance King Lassiter part of?
Dr. Lassiter is linked to Montrose Regional Health. Dmand AI links Dr. Lassiter to 3 more medical groups.
Does Dr. Lance King Lassiter accept Medicare?
Yes. CMS data shows Dr. Lassiter billed Medicare for 1,465 services in 2024, and Dr. Lassiter accepts Medicare assignment.
How many Medicare patients does Dr. Lance King Lassiter see?
CMS counts 300 Medicare patients who saw Dr. Lassiter in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Lance King Lassiter bill to Medicare?
In 2024, Dr. Lassiter's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Lance King Lassiter go to medical school?
Dr. Lassiter graduated from University of Alabama School of Medicine in 1996.
What drugs does Dr. Lance King Lassiter prescribe most?
In 2024 Medicare Part D data, Dr. Lassiter's most prescribed drugs by claims were Anastrozole, Tamoxifen Citrate and Calquence.
Has Dr. Lance King Lassiter received payments from drug or device companies?
CMS Open Payments shows $12,733 in general payments to Dr. Lassiter from 38 companies from 2016 to 2025. The largest total came from Kite Pharma, Inc.
How long has Dr. Lance King Lassiter been practicing?
Dr. Lassiter graduated from medical school in 1996, 30 years ago.
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