David Orwig, O D
NPI 1609820190 · Optometrist · Humboldt, TN
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Orwig, O D is a Optometrist provider in Humboldt, TN (NPI 1609820190).
Provider details
- NPI number
- 1609820190
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O D
- Sex
- Male
- Sole proprietor
- No
- License
- OD1496 (TN)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
550 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) |
|---|---|---|
| Photography of the Retina92250 | 181 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 147 | $83 |
| Established Patient Complete Exam of Visual System92014 | 105 | $115 |
| Imaging of Optic Nerve92133 | 31 | $33 |
| Exam of Visual Field With Extended Testing92083 | 29 | $57 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 29 | $118 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 197 | 59 |
| Timolol Maleate | 80 | 26 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 49 | 18 |
| Bimatoprostbrand: Lumigan | 40 | — |
| Dorzolamide Hcl | 38 | 13 |
| Brimonidine Tartrate | 37 | 13 |
| Prednisolone Acetate | 30 | 22 |
| Travoprost |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 across 2 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)
- 790 Highway 51 N Ste 24Ripley, TN 38063-6193Phone: (731) 635-0991Fax: (731) 635-7372
Registry dates
- Enumerated
- 2006-05-20
- Last updated
- 2018-11-05
Frequently asked questions
- What is David Orwig's NPI number?
- David Orwig's National Provider Identifier (NPI) is 1609820190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Orwig's specialty?
- David Orwig is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is David Orwig located?
- David Orwig's practice location on file with NPPES is 2439 N Central Ave, Humboldt, TN 38343-1753.
- What is David Orwig's phone number?
- The practice phone number listed in the NPPES registry for David Orwig is (731) 784-1186.
- Does David Orwig accept Medicare?
- David Orwig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Orwig's NPI active?
- Yes — David Orwig's NPI (1609820190) is active in the NPPES registry as of the last update on 2018-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.