Mark Cumings, M.D.
NPI 1629132584 · Gastroenterology Physician · Olympia, WA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Cumings, M.D. is a Gastroenterology Physician provider in Olympia, WA (NPI 1629132584).
Provider details
- NPI number
- 1629132584
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00042468 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
517 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 174 | $130 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 71 | $238 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 61 | $93 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $91 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 42 | $166 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 59 | 17 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 37 | 37 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 35 | 33 |
| Omeprazole | 32 | — |
| Spironolactone | 20 | — |
| Furosemide | 16 | — |
| Propranolol Hcl | 14 |
Practice location
Mailing address
Additional practice locations (1)
- 500 Lilly Rd NeSuite 204Olympia., WA 98506-5197Phone: (360) 413-8250Fax: (360) 413-8830
Registry dates
- Enumerated
- 2006-12-21
- Last updated
- 2021-04-21
- Certified
- 2021-04-21
Frequently asked questions
- What is Mark Cumings's NPI number?
- Mark Cumings's National Provider Identifier (NPI) is 1629132584, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Cumings's specialty?
- Mark Cumings is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Cumings located?
- Mark Cumings's practice location on file with NPPES is 209lilly Rd Ne, Olympia, WA 98506.
- What is Mark Cumings's phone number?
- The practice phone number listed in the NPPES registry for Mark Cumings is (360) 413-8250.
- Does Mark Cumings accept Medicare?
- Mark Cumings is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Cumings's NPI active?
- Yes — Mark Cumings's NPI (1629132584) is active in the NPPES registry as of the last update on 2021-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.