Dr. Mark D. Cumings, MD
- Medicare services, 2024
- 517
- Medicare patients, 2024
- 364
- Part D claims, 2024
- 369
- Hospital affiliations
- 2
- Industry payments
- $1,378
- Practice address
- 209 Lilly Road Ne, Olympia, WA 98506
- Practice phone
- Call (360) 413-8148
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gastroenterology Associates Endoscopy Center
Surgery Center - Medicare-Certified · Olympia, Washington
Find Dr. Cumings' professional email, personal email and mobile number
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Dr. Mark D. Cumings is a gastroenterologist in Olympia, Washington
Dr. Cumings practices at Gastroenterology Associates Endoscopy Center in Olympia, Washington.
Dr. Cumings' NPI, 1629132584, was assigned on December 21, 2006. Dr. Cumings graduated from JC Edwards School of Medicine, Marshall University in 1995. Dr. Cumings holds Washington license MD00042468.
- NPI
- 1629132584NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294839361
- NPI enumeration date
- December 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (360) 413-8148
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark D. Cumings practices at Gastroenterology Associates Endoscopy Center in Olympia, Washington
Dr. Cumings' primary practice is Gastroenterology Associates Endoscopy Center, at 209 Lilly Road Ne, Olympia, WA 98506. The practice phone is (360) 413-8148.
- Gastroenterology Associates Endoscopy Center209 Lilly Road Ne, Olympia, WA 98506Phone(360) 413-8148
Source: Dmand AI Affiliation Data
Dr. Mark D. Cumings is affiliated with 5 sites of care and 2 medical groups
Dr. Cumings' primary practice is Gastroenterology Associates Endoscopy Center in Olympia, Washington. Dr. Cumings is also affiliated with Providence St. Peter Hospital. The medical group on file is Puget Sound Gastroenterology. Dmand AI also links Dr. Cumings to 1 more hospital, 2 group practices and clinics and 1 medical group, 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. Mark D. Cumings' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cumings practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gastroenterology Associates Endoscopy Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark D. Cumings is one of 434 gastroenterologists in Washington
Gastroenterology is Dr. Cumings' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Cumings is licensed in Washington.
Specialties and state licenses
- Gastroenterology, WashingtonPrimary
Gastroenterologists near Dr. Cumings
Counts of gastroenterologists 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. Mark D. Cumings billed Medicare for 517 services in 2024
CMS data shows 517 Medicare services from Dr. Cumings across 11 procedure codes in 2024, for 364 Medicare patients. Medicare paid $55,422 for them.
Dr. Cumings' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 3532024: 3375%
- Office and hospital visits
- 2023: 1542024: 1446%
- Other services
- 2023: 112024: 36227%
Where Dr. Cumings' Medicare services took place, 2024
- In an office14628%
- In a facility37172%
Dr. Cumings compared with the Washington median for gastroenterologists, 2024
- Dr. Cumings
- Washington median
- Medicare services
- 517vs 35645% above
- Medicare patients
- 364vs 24449% above
- Part D claims
- 239vs 27212% below
Medians across 433 gastroenterologists in Washington with Dmand AI profiles that report each measure.
Dr. Cumings' 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. Cumings?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cumings and other gastroenterologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark D. Cumings treated 364 Medicare patients in 2024, average age 73
CMS counts 364 Medicare patients who saw Dr. Cumings in 2024. The largest group is 65 to 74, with 204 patients. 66% of them have high cholesterol, and 64% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cumings' median patient age at 66, with 48% women.
Dr. Cumings' Medicare patients by age, 2024
Dr. Cumings' Medicare patients by sex, 2024
- Women18651%
- Men17849%
Chronic conditions among Dr. Cumings' Medicare patients, 2024
- High cholesterol66%
- High blood pressure64%
- Arthritis37%
- Diabetes29%
- Ischemic heart disease20%
- Mood disorders19%
- Anxiety18%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cumings' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark D. Cumings wrote 369 Medicare Part D claims in 2024
In 2024, Dr. Cumings wrote 369 Medicare Part D claims for 135 patients. 76% of them were for generic drugs. CMS names the drug for 239 of them, across 9 drugs with 11 or more claims each, at $49,026 in total drug cost. In 2023, CMS named 223 claims across 8 drugs.
Dr. Cumings' Part D claims by kind of drug, 2024
- Generic280 claims76%
- Brand-name89 claims24%
Dr. Cumings' 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. Cumings' Part D claims, 2024
- Antibiotics6%21 of 369 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: 2232024: 2397%
Drugs named by CMS: 9 in 2024, 8 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. Mark D. Cumings ranks in the 80th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Cumings accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 119 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Cumings, more than 80% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Cumings ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 80th percentile119 procedures
- Colonoscopy
- 71st percentile70 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mark D. Cumings received $1,378 in industry payments from 2016 to 2025
CMS Open Payments shows 32 general payments to Dr. Cumings from 8 drug and device companies from 2016 to 2025. Gifts make up the largest share, 38% of the total. FUJIFILM Healthcare Americas Corporation paid the most, $878.
General payments to Dr. Cumings by program year, 2016 to 2025
General payments to Dr. Cumings by kind, 2016 to 2025
- Gifts$52438%
- Food and beverage$50036%
- Device or supply loans$26619%
- Education speaker fees$896%
Companies that paid Dr. Cumings 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. Mark D. Cumings graduated from JC Edwards School of Medicine, Marshall University
Dr. Cumings graduated from JC Edwards School of Medicine, Marshall University in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark D. Cumings'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)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. Mark D. Cumings
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. Mark D. Cumings' NPI number?
Dr. Mark D. Cumings' NPI number is 1629132584. It was assigned on December 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark D. Cumings?
Dr. Mark D. Cumings is a gastroenterologist in Olympia, Washington. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Mark D. Cumings practice?
Dr. Cumings practices at 209 Lilly Road Ne, Olympia, WA 98506. Dr. Cumings' primary practice is Gastroenterology Associates Endoscopy Center in Olympia, Washington. Dmand AI also links Dr. Cumings to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Mark D. Cumings' office phone number?
The practice phone on file for Dr. Cumings is (360) 413-8148.
What is Dr. Mark D. Cumings' medical license number?
Dr. Cumings holds Washington license MD00042468.
Which hospitals is Dr. Mark D. Cumings affiliated with?
Dr. Cumings is affiliated with Providence St. Peter Hospital. Dmand AI links Dr. Cumings to 1 more hospital.
What medical group is Dr. Mark D. Cumings part of?
Dr. Cumings is linked to Puget Sound Gastroenterology. Dmand AI links Dr. Cumings to 1 more medical group.
Does Dr. Mark D. Cumings accept Medicare?
Yes. CMS data shows Dr. Cumings billed Medicare for 517 services in 2024, and Dr. Cumings accepts Medicare assignment.
How many Medicare patients does Dr. Mark D. Cumings see?
CMS counts 364 Medicare patients who saw Dr. Cumings in 2024, with an average age of 73.
What services does Dr. Mark D. Cumings bill to Medicare?
In 2024, Dr. Cumings' most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (45385) and surgery: digestive system (43239).
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Where did Dr. Mark D. Cumings go to medical school?
Dr. Cumings graduated from JC Edwards School of Medicine, Marshall University in 1995.
What drugs does Dr. Mark D. Cumings prescribe most?
In 2024 Medicare Part D data, Dr. Cumings' most prescribed drugs by claims were Pantoprazole Sodium, Peg-3350 And Electrolytes and Gavilyte-G.
Has Dr. Mark D. Cumings received payments from drug or device companies?
CMS Open Payments shows $1,378 in general payments to Dr. Cumings from 8 companies from 2016 to 2025. The largest total came from FUJIFILM Healthcare Americas Corporation.
How long has Dr. Mark D. Cumings been practicing?
Dr. Cumings graduated from medical school in 1995, 31 years ago.
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