Roger Barth, M.D.
NPI 1730195801 · Ophthalmology Physician · Kalispell, MT
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roger Barth, M.D. is a Ophthalmology Physician provider in Kalispell, MT (NPI 1730195801).
Provider details
- NPI number
- 1730195801
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 6824 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,577 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 Complete Exam of Visual System92014 | 245 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 219 | $90 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 167 | $38 |
| Exam of Visual Field With Extended Testing92083 | 140 | $62 |
| Imaging of Optic Nerve92133 | 140 | $36 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 136 | $463 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 903 | 313 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 350 | 99 |
| Timolol Maleate | 343 | 127 |
| Brimonidine Tartrate | 229 | 73 |
| Prednisolone Acetate | 213 | 138 |
| Ofloxacin | 159 | 120 |
| Dorzolamide Hcl | 80 | 34 |
| Ketorolac Tromethamine | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (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
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2015-02-27
Frequently asked questions
- What is Roger Barth's NPI number?
- Roger Barth's National Provider Identifier (NPI) is 1730195801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Barth's specialty?
- Roger Barth is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Barth located?
- Roger Barth's practice location on file with NPPES is 175 Timberwolf Pkwy, Kalispell, MT 59901-1218.
- What is Roger Barth's phone number?
- The practice phone number listed in the NPPES registry for Roger Barth is (406) 257-2020.
- Does Roger Barth accept Medicare?
- Roger Barth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roger Barth's NPI active?
- Yes — Roger Barth's NPI (1730195801) is active in the NPPES registry as of the last update on 2015-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.