Stewart Chumbley, FNP-BC
NPI 1316351810 · Family Nurse Practitioner · Bozeman, MT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stewart Chumbley, FNP-BC is a Family Nurse Practitioner provider in Bozeman, MT (NPI 1316351810).
Provider details
- NPI number
- 1316351810
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 100860 (MT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,749 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 781 | $81 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 458 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 299 | $55 |
| Simple Change of Bladder Tube51705 | 57 | $43 |
| Simple Removal of Foreign Body, Stone, Or Stent in Urethra Or Bladder Using an Endoscope52310 | 35 | $125 |
| Simple Insertion of Temporary Bladder Tube |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 626 | 183 |
| Finasteride | 368 | 114 |
| Mirabegronbrand: Myrbetriq | 280 | 78 |
| Solifenacin Succinate | 102 | 35 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 99 | 70 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 88 | 22 |
| Sulfamethoxazole/Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,362 across 31 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 55130 Gallatin RdGallatin Gateway, MT 59730-9656Phone: (406) 599-5287
Registry dates
- Enumerated
- 2014-06-12
- Last updated
- 2025-04-15
- Certified
- 2025-04-15
Frequently asked questions
- What is Stewart Chumbley's NPI number?
- Stewart Chumbley's National Provider Identifier (NPI) is 1316351810, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stewart Chumbley's specialty?
- Stewart Chumbley is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stewart Chumbley located?
- Stewart Chumbley's practice location on file with NPPES is 931 Highland Blvd Ste 3360, Bozeman, MT 59715-6914.
- What is Stewart Chumbley's phone number?
- The practice phone number listed in the NPPES registry for Stewart Chumbley is (406) 414-5300.
- Does Stewart Chumbley accept Medicare?
- Stewart Chumbley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stewart Chumbley's NPI active?
- Yes — Stewart Chumbley's NPI (1316351810) is active in the NPPES registry as of the last update on 2025-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.