Jacek Kotowski, M.D.
NPI 1134451487 · Ophthalmology Physician · Missoula, MT
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacek Kotowski, M.D. is a Ophthalmology Physician provider in Missoula, MT (NPI 1134451487).
Provider details
- NPI number
- 1134451487
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 49655 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
10,495 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) |
|---|---|---|
| Injection of Drug Into Eye67028 | 3,124 | $116 |
| Imaging of Retina92134 | 2,918 | $40 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 2,153 | $126 |
| Compounded Drug, Not Otherwise ClassifiedJ7999 | 595 | $92 |
| Established Patient Complete Exam of Visual System92014 | 440 | $123 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 242 | $163 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 132 | 74 |
| Brimonidine Tartrate | 89 | 58 |
| Ciprofloxacin Hcl | 65 | 55 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 62 | 34 |
| Timolol Maleate | 32 | 12 |
| Ketorolac Tromethamine | 30 | 13 |
| Erythromycin Basebrand: Erythromycin | 27 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$186 across 10 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 (3)
- 2760 Elizabeth Warren Ave Ste BButte, MT 59701-3979Phone: (406) 792-1250Fax: (406) 541-3811
- 120 S 5th St Ste 104Hamilton, MT 59840-2798Phone: (406) 363-3366Fax: (406) 541-3811
- 3116 Saddle Dr Ste 3Helena, MT 59601-8645Phone: (406) 443-4040Fax: (406) 541-3811
Registry dates
- Enumerated
- 2010-02-10
- Last updated
- 2024-08-12
- Certified
- 2024-08-12
Frequently asked questions
- What is Jacek Kotowski's NPI number?
- Jacek Kotowski's National Provider Identifier (NPI) is 1134451487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacek Kotowski's specialty?
- Jacek Kotowski is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Jacek Kotowski located?
- Jacek Kotowski's practice location on file with NPPES is 700 W Kent Ave, Missoula, MT 59801-6772.
- What is Jacek Kotowski's phone number?
- The practice phone number listed in the NPPES registry for Jacek Kotowski is (406) 541-3937.
- Does Jacek Kotowski accept Medicare?
- Jacek Kotowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacek Kotowski's NPI active?
- Yes — Jacek Kotowski's NPI (1134451487) is active in the NPPES registry as of the last update on 2024-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.