Dr. Leigh Marie Seamon, DO

  • Grand Rapids, MI
  • Gynecologic oncologist
NPI1821147422PAC ID8123035789
Medicare services, 2024
447
Medicare patients, 2024
60
Part D claims, 2024
248
Publications
13
Hospital affiliations
5
Practice address
100 Michigan St NE, Grand Rapids, MI 49503
Practice phone
Call (616) 391-1774
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

See all 19 affiliations

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Dr. Leigh Marie Seamon is a gynecologic oncologist in Grand Rapids, Michigan

Dr. Seamon practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.

Dr. Seamon's NPI, 1821147422, was assigned on January 10, 2007. Dr. Seamon holds Ohio license 34.008774.

NPI and contact details
Medicare PAC ID
8123035789
NPI enumeration date
January 10, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(616) 391-1774
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
52
Medical school graduation
2000

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

Dr. Leigh Marie Seamon practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan

Dr. Seamon's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.

Source: Dmand AI Affiliation Data

Dr. Leigh Marie Seamon is affiliated with 10 sites of care and 9 medical groups

Dr. Seamon's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Seamon is also affiliated with Trinity Health Grand Rapids Hospital. The medical group on file is Trinity Health Medical Group. Dmand AI also links Dr. Seamon to 3 more hospitals, 8 medical groups and 5 group practices and clinics, each named with a free account.

See all 19 affiliations for Dr. Seamon

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

Dmand AI tracks the EHR system at Dr. Leigh Marie Seamon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Seamon practices, 10 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Corewell Health Grand Rapids Hospitals - ButterworthAvailable with a free account
+9 more sites and 8 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Leigh Marie Seamon is one of 52 gynecologic oncologists in Michigan

Gynecologic oncology is Dr. Seamon's primary specialty in the NPI Registry, under taxonomy code 207VX0201X. Dr. Seamon is licensed in Ohio.

Specialties and state licenses

  • Gynecologic oncology, OhioPrimaryLicense 34.008774 · taxonomy 207VX0201X

Gynecologic oncologists near Dr. Seamon

Counts of gynecologic 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. Leigh Marie Seamon billed Medicare for 447 services in 2024

CMS data shows 447 Medicare services from Dr. Seamon across 8 procedure codes in 2024, for 60 Medicare patients. Medicare paid $22,713 for them. Every service was in an office.

Medicare services, 2024447
Medicare patients60
Paid by Medicare$22,713
Procedure codes8

Dr. Seamon's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Lab and pathology
2023: 02024: 198
Office and hospital visits
2023: 912024: 999%
Surgery
2023: 02024: 86
Tests and treatments
2023: 02024: 64

Dr. Seamon compared with the Michigan median for gynecologic oncologists, 2024

  • Dr. Seamon
  • Michigan median
Medicare services
447vs 1672.7 times
Medicare patients
60vs 8832% below
Part D claims
133vs 10230% above

Medians across 53 gynecologic oncologists in Michigan with Dmand AI profiles that report each measure.

Dr. Seamon'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.

See all procedures by Dr. Seamon

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

Dr. Leigh Marie Seamon treated 60 Medicare patients in 2024, average age 68

CMS counts 60 Medicare patients who saw Dr. Seamon in 2024. The largest group is 65 to 74, with 36 patients. 62% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 2.46, 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. Seamon's median patient age at 64, with 99% women.

Medicare patients, 202460
Average age68
Average risk score2.46

Dr. Seamon's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Seamon's Medicare patients, 2024

  1. High cholesterol62%
  2. High blood pressure58%
  3. Cancer53%
  4. Anxiety35%
  5. Arthritis32%
  6. Chronic kidney disease25%
  7. Depression25%
  8. Mood disorders23%

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

Dr. Seamon'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

  • Women99%
  • Men0%

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

Dr. Leigh Marie Seamon wrote 248 Medicare Part D claims in 2024

In 2024, Dr. Seamon wrote 248 Medicare Part D claims for 60 patients. 81% of them were for generic drugs. CMS names the drug for 133 of them, across 7 drugs with 11 or more claims each, at $284,827 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.

Part D claims, 2024248
Drugs named by CMS7
Total drug cost$284,827
Part D patients60

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

  • Generic200 claims81%
  • Brand-name48 claims19%

Dr. Seamon'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. Seamon's Part D claims, 2024

  • Antibiotics9%22 of 248 claims
  • Antipsychotics, patients 65 and over6%16 of 248 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: 322024: 133316%

Drugs named by CMS: 7 in 2024, 2 in 2023.

See all prescribing by Dr. Seamon

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. Leigh Marie Seamon offers telehealth to Medicare patients

Dr. Seamon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Seamon as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

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

Removal of the uterus: 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. Leigh Marie Seamon has 13 publications on record

Dmand AI links 13 papers to Dr. Seamon, published from 2011 to 2023. 2011 was the busiest year, with 4. The most frequent topics are Ovarian Neoplasms, Antineoplastic Combined Chemotherapy Protocols and Endometrial Neoplasms. Dr. Seamon has published most often in Gynecol Oncol. Dr. Seamon's most frequent co-authors are Christopher Phillip Desimone, MD, Allison Marie Quick, MD and Marcus Eddie Randall, MD.

Papers13
Years published2011 to 2023

Dr. Seamon's papers by year, 2011 to 2023

Topics Dr. Seamon writes about most

  • Ovarian Neoplasms
  • Antineoplastic Combined Chemotherapy Protocols
  • Endometrial Neoplasms
  • Adenocarcinoma
  • Carboplatin
  • Laparotomy
  • Paclitaxel
  • Randomized Controlled Trials as Topic

Dr. Seamon's most frequent co-authors

Recent publications by Dr. Seamon

See all 13 publications and co-authors

See who Dr. Seamon researches with

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

How network discovery works

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

Dr. Leigh Marie Seamon received $4,531 in industry payments from 2016 to 2025

CMS Open Payments shows 52 general payments to Dr. Seamon from 19 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 63% of the total. Intuitive Surgical, Inc. paid the most, $3,153.

General payments to Dr. Seamon by program year, 2016 to 2025

General payments to Dr. Seamon by kind, 2016 to 2025

$4.5Kin total
  • Travel and lodging$2,84463%
  • Food and beverage$1,42631%
  • Gifts$2004%
  • Education$611%

Companies that paid Dr. Seamon the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Seamon

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

Sources for Dr. Leigh Marie Seamon'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)
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. Leigh Marie Seamon

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. Leigh Marie Seamon's NPI number?

Dr. Leigh Marie Seamon's NPI number is 1821147422. It was assigned on January 10, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Leigh Marie Seamon?

Dr. Leigh Marie Seamon is a gynecologic oncologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Gynecologic Oncology Physician (taxonomy code 207VX0201X).

Where does Dr. Leigh Marie Seamon practice?

Dr. Seamon practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Seamon's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Seamon to 3 hospitals, 8 medical groups and 5 group practices and clinics.

What is Dr. Leigh Marie Seamon's office phone number?

The practice phone on file for Dr. Seamon is (616) 391-1774.

What is Dr. Leigh Marie Seamon's medical license number?

Dr. Seamon holds Ohio license 34.008774.

Which hospitals is Dr. Leigh Marie Seamon affiliated with?

Dr. Seamon practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Seamon is also affiliated with Trinity Health Grand Rapids Hospital. Dmand AI links Dr. Seamon to 3 more hospitals.

What medical group is Dr. Leigh Marie Seamon part of?

Dr. Seamon is linked to Trinity Health Medical Group. Dmand AI links Dr. Seamon to 8 more medical groups.

Does Dr. Leigh Marie Seamon accept Medicare?

Yes. CMS data shows Dr. Seamon billed Medicare for 447 services in 2024, and Dr. Seamon accepts Medicare assignment.

Does Dr. Leigh Marie Seamon offer telehealth?

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

How many Medicare patients does Dr. Leigh Marie Seamon see?

CMS counts 60 Medicare patients who saw Dr. Seamon in 2024, with an average age of 68.

Show 6 more questionsShow fewer questions

What services does Dr. Leigh Marie Seamon bill to Medicare?

In 2024, Dr. Seamon's most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (85025) and office visit, established patient (99215).

What drugs does Dr. Leigh Marie Seamon prescribe most?

In 2024 Medicare Part D data, Dr. Seamon's most prescribed drugs by claims were Prochlorperazine Maleate, Dexamethasone and Ondansetron HCl.

Has Dr. Leigh Marie Seamon received payments from drug or device companies?

CMS Open Payments shows $4,531 in general payments to Dr. Seamon from 19 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Leigh Marie Seamon been practicing?

Dr. Seamon graduated from medical school in 2000, 26 years ago.

Does Dr. Leigh Marie Seamon do research?

Dmand AI links 13 publications to Dr. Seamon, published from 2011 to 2023.

Who does Dr. Leigh Marie Seamon publish with?

Dr. Seamon's most frequent co-authors are Christopher Phillip Desimone, MD (3 shared papers), Allison Marie Quick, MD (2 shared papers) and Marcus Eddie Randall, MD (2 shared papers).

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