Dr. Heather Lynn Lewis, MD

  • Loveland, CO
  • Surgical oncologist
NPI1255593851PAC ID3274774674
Medicare services, 2024
182
Medicare patients, 2024
162
Part D claims, 2024
212
Publications
6
Hospital affiliations
3
Practice address
2500 Rocky Mountain Ave, Loveland, CO 80538
Practice phone
Call (970) 624-2500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCHealth Medical Center of the Rockies

Hospital · Loveland, Colorado

See all 5 affiliations

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Dr. Heather Lynn Lewis is a surgical oncologist in Loveland, Colorado

Dr. Lewis practices at UCHealth Medical Center of the Rockies in Loveland, Colorado, part of UCHealth.

Dr. Lewis' NPI, 1255593851, was assigned on June 26, 2008. Dr. Lewis graduated from University of Miami, Miller School of Medicine in 2008. Dr. Lewis holds Colorado license DR.0058328.

NPI and contact details
Medicare PAC ID
3274774674
NPI enumeration date
June 26, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(970) 624-2500
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Heather Lynn Lewis practices at UCHealth Medical Center of the Rockies in Loveland, Colorado

Dr. Lewis' primary practice is UCHealth Medical Center of the Rockies, at 2500 Rocky Mountain Ave, Loveland, CO 80538 in Larimer County. The practice phone is (970) 624-2500.

Source: Dmand AI Affiliation Data

Dr. Heather Lynn Lewis is affiliated with 3 sites of care and 2 medical groups

Dr. Lewis' primary practice is UCHealth Medical Center of the Rockies in Loveland, Colorado, part of UCHealth. Dr. Lewis is also affiliated with UCHealth Poudre Valley Hospital. The medical group on file is UCHealth Medical Group. Dmand AI also links Dr. Lewis to 1 more hospital and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Lewis

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Heather Lynn Lewis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lewis practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCHealth Medical Center of the RockiesAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Heather Lynn Lewis is one of 24 surgical oncologists in Colorado

Surgical oncology is Dr. Lewis' primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Lewis is board certified in complex general surgical oncology by the American Board of Surgery. Dmand AI has Dr. Lewis' licenses on file in 3 states: Colorado, Wyoming and Ohio.

Specialties and state licenses

  • Surgical oncology, ColoradoPrimaryLicense DR.0058328 · 2017 to 2027 · taxonomy 2086X0206X
  • Wyoming licenseLicense 11084A · 2017 to 2025
  • Ohio license2008 to 2017

Clinical focus

Dmand AI lists abdominal adhesion surgery and colon removal among the conditions Dr. Lewis treats.

Surgical oncologists near Dr. Lewis

Counts of surgical oncologists with a Dmand AI profile, by place and practice. Each opens the list.

24surgical oncologists in Colorado
2surgical oncologists in Loveland

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Heather Lynn Lewis billed Medicare for 182 services in 2024

CMS data shows 182 Medicare services from Dr. Lewis across 8 procedure codes in 2024, for 162 Medicare patients. Medicare paid $30,845 for them.

Medicare services, 2024182
Medicare patients162
Paid by Medicare$30,845
Procedure codes8

Dr. Lewis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1732024: 1683%
Surgery
2023: 272024: 1448%

Where Dr. Lewis' Medicare services took place, 2024

  • In an office11262%
  • In a facility7038%

Dr. Lewis compared with the Colorado median for surgical oncologists, 2024

  • Dr. Lewis
  • Colorado median
Medicare services
182vs 11065% above
Medicare patients
162vs 8493% above
Part D claims
153vs 393.9 times

Medians across 20 surgical oncologists in Colorado with Dmand AI profiles that report each measure.

Dr. Lewis' 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.

See all procedures by Dr. Lewis

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lewis and other surgical oncologists in Colorado.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Heather Lynn Lewis treated 162 Medicare patients in 2024, average age 75

CMS counts 162 Medicare patients who saw Dr. Lewis in 2024. The largest group is 75 to 84, with 69 patients. 73% of them have high blood pressure, and 64% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.64, 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. Lewis' median patient age at 72, with 51% women.

Medicare patients, 2024162
Average age75
Average risk score1.64
Also on Medicaid10%

Dr. Lewis' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Lewis' Medicare patients by sex, 2024

  • Women8251%
  • Men8049%

Chronic conditions among Dr. Lewis' Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol64%
  3. Arthritis52%
  4. Cancer50%
  5. Ischemic heart disease34%
  6. Anxiety31%
  7. Chronic kidney disease29%
  8. Mood disorders28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Lewis' 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

  • Women51%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Heather Lynn Lewis wrote 212 Medicare Part D claims in 2024

In 2024, Dr. Lewis wrote 212 Medicare Part D claims for 87 patients. 98% of them were for generic drugs. CMS names the drug for 153 of them, across 4 drugs with 11 or more claims each, at $580 in total drug cost. In 2023, CMS named 160 claims across 5 drugs.

Part D claims, 2024212
Drugs named by CMS4
Total drug cost$580
Part D patients87

Dr. Lewis' Part D claims by kind of drug, 2024

  • Generic208 claims98%
  • Brand-name and other4 claims2%

Dr. Lewis' 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. Lewis' Part D claims, 2024

  • Opioids34%72 of 212 claims
  • Antibiotics39%83 of 212 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: 1602024: 1534%

Drugs named by CMS: 4 in 2024, 5 in 2023.

See all prescribing by Dr. Lewis

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. Heather Lynn Lewis ranks in the 55th percentile for colonoscopy in Medicare

Dr. Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lewis as offering telehealth. CMS counts 32 procedures of colonoscopy by Dr. Lewis, more than 55% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Lewis ranks in Medicare procedure volume

Colonoscopy
55th percentile32 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Heather Lynn Lewis has 6 publications on record

Dmand AI links 6 papers to Dr. Lewis, published from 2016 to 2017. 2017 was the busiest year, with 3. The most frequent topics are Liver Neoplasms and Perioperative Care. Dr. Lewis' most frequent co-authors are Timothy Michael Pawlik, MD, Mazen Rafique Al-Mansour, MBBS and Eliza Wright Beal, MD.

Papers6
Years published2016 to 2017

Topics Dr. Lewis writes about most

  • Liver Neoplasms
  • Perioperative Care

Dr. Lewis' most frequent co-authors

Recent publications by Dr. Lewis

See all 6 publications and co-authors

See who Dr. Lewis researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lewis works with, so you can find a warm path to the right surgical oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Heather Lynn Lewis received $2,571 in industry payments from 2017 to 2025

CMS Open Payments shows 20 general payments to Dr. Lewis from 6 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 66% of the total. Intuitive Surgical, Inc. paid the most, $1,295.

General payments to Dr. Lewis by program year, 2017 to 2025

General payments to Dr. Lewis by kind, 2017 to 2025

$2.6Kin total
  • Food and beverage$1,68866%
  • Travel and lodging$78831%
  • Education$954%

Companies that paid Dr. Lewis the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lewis

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Heather Lynn Lewis has 1 award and honors on record

Dmand AI lists 1 award for Dr. Lewis.

Awards and honors for Dr. Lewis

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Heather Lynn Lewis graduated from University of Miami, Miller School of Medicine

Dr. Lewis graduated from University of Miami, Miller School of Medicine in 2008. Dr. Lewis is a member of ACS.

  1. Medical schoolUniversity of Miami, Miller School of Medicine
  2. Board certified in complex general surgical oncologyAmerican Board of Surgery
  3. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Heather Lynn Lewis accepts plans from 16 insurance carriers

Dr. Lewis is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Lewis accepts, by number of carriers

  1. PPO12
  2. Medicare9
  3. HMO8
  4. POS6
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Heather Lynn Lewis's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Heather Lynn Lewis

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. Heather Lynn Lewis' NPI number?

Dr. Heather Lynn Lewis' NPI number is 1255593851. It was assigned on June 26, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Heather Lynn Lewis?

Dr. Heather Lynn Lewis is a surgical oncologist in Loveland, Colorado. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).

Where does Dr. Heather Lynn Lewis practice?

Dr. Lewis practices at 2500 Rocky Mountain Ave, Loveland, CO 80538. Dr. Lewis' primary practice is UCHealth Medical Center of the Rockies in Loveland, Colorado, part of UCHealth. Dmand AI also links Dr. Lewis to 1 hospital and 1 medical group.

What is Dr. Heather Lynn Lewis' office phone number?

The practice phone on file for Dr. Lewis is (970) 624-2500.

What is Dr. Heather Lynn Lewis' medical license number?

Dr. Lewis holds Colorado license DR.0058328, one of the licenses on file in 3 states.

Which states has Dr. Heather Lynn Lewis been licensed in?

Dmand AI has state licenses on file for Dr. Lewis in Colorado (2017 to 2027), Wyoming (2017 to 2025) and Ohio (2008 to 2017).

Which hospitals is Dr. Heather Lynn Lewis affiliated with?

Dr. Lewis practices at UCHealth Medical Center of the Rockies in Loveland, Colorado. Dr. Lewis is also affiliated with UCHealth Poudre Valley Hospital. Dmand AI links Dr. Lewis to 1 more hospital.

What medical group is Dr. Heather Lynn Lewis part of?

Dr. Lewis is linked to UCHealth Medical Group. Dmand AI links Dr. Lewis to 1 more medical group.

Does Dr. Heather Lynn Lewis accept Medicare?

Yes. CMS data shows Dr. Lewis billed Medicare for 182 services in 2024, and Dr. Lewis accepts Medicare assignment.

Does Dr. Heather Lynn Lewis offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Lewis as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Heather Lynn Lewis see?

CMS counts 162 Medicare patients who saw Dr. Lewis in 2024, with an average age of 75.

Is Dr. Heather Lynn Lewis board certified?

Yes. Dr. Lewis is board certified in complex general surgical oncology by the American Board of Surgery.

What services does Dr. Heather Lynn Lewis bill to Medicare?

In 2024, Dr. Lewis' most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99215) and office visit, established patient (99213).

Where did Dr. Heather Lynn Lewis go to medical school?

Dr. Lewis graduated from University of Miami, Miller School of Medicine in 2008.

What drugs does Dr. Heather Lynn Lewis prescribe most?

In 2024 Medicare Part D data, Dr. Lewis' most prescribed drugs by claims were Oxycodone HCl, Metronidazole and Neomycin Sulfate.

Has Dr. Heather Lynn Lewis received payments from drug or device companies?

CMS Open Payments shows $2,571 in general payments to Dr. Lewis from 6 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Heather Lynn Lewis been practicing?

Dr. Lewis graduated from medical school in 2008, 18 years ago.

Does Dr. Heather Lynn Lewis do research?

Dmand AI links 6 publications to Dr. Lewis, published from 2016 to 2017.

Who does Dr. Heather Lynn Lewis publish with?

Dr. Lewis' most frequent co-authors are Timothy Michael Pawlik, MD (5 shared papers), Mazen Rafique Al-Mansour, MBBS (1 shared paper) and Eliza Wright Beal, MD (1 shared paper).

What insurance does Dr. Heather Lynn Lewis accept?

Dr. Lewis is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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