Dennis Dettmann, O.D.
NPI 1609877455 · Optometrist · Plainfield, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Dettmann, O.D. is a Optometrist provider in Plainfield, IL (NPI 1609877455).
Provider details
- NPI number
- 1609877455
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 046007054 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
671 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) |
|---|---|---|
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 388 | $147 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 263 | $102 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 20 | $71 |
Typical Medicare-allowed amounts for these services range $71–$147 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-02
- Last updated
- 2024-12-13
- Certified
- 2024-12-13
Frequently asked questions
- What is Dennis Dettmann's NPI number?
- Dennis Dettmann's National Provider Identifier (NPI) is 1609877455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Dettmann's specialty?
- Dennis Dettmann is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Dennis Dettmann located?
- Dennis Dettmann's practice location on file with NPPES is 21219 Silktree Cir, Plainfield, IL 60544-9359.
- What is Dennis Dettmann's phone number?
- The practice phone number listed in the NPPES registry for Dennis Dettmann is (630) 257-6493.
- Does Dennis Dettmann accept Medicare?
- Dennis Dettmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Dettmann's NPI active?
- Yes — Dennis Dettmann's NPI (1609877455) is active in the NPPES registry as of the last update on 2024-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.