Karmen Holdinghausen, OD
NPI 1124028097 · Optometrist · Forest, VA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1124028097
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 2528 (TN)
Specialties & taxonomies
Eye and Vision Services Providers
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
15 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,136 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 | 473 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 234 | $88 |
| Imaging of Retina92134 | 141 | $39 |
| Imaging of Optic Nerve92133 | 134 | $35 |
| Exam of Visual Field With Extended Testing92083 | 84 | $62 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 52 | $162 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 188 | 53 |
| Prednisolone Acetate | 56 | 51 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 51 | 45 |
| Cyclosporinebrand: Restasis | 30 | 14 |
| Brimonidine Tartrate | 17 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 17 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$108 across 3 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 (14)
- 825 Ridge Lake BlvdMemphis, TN 38120-9411Phone: (901) 685-2200Fax: (901) 820-2342
- 505 7th StAltavista, VA 24517-1815Phone: (434) 369-5092
- 204 Ambriar PlazaAmherst, VA 24521Phone: (434) 385-5600
- 191 Old Courthouse RdAppomattox, VA 24522-9853Phone: (434) 385-5600
- 4244 Virginia AveCollinsville, VA 24078-1935Phone: (276) 647-3766
- 800 Memorial DrDanville, VA 24541-1679Phone: (434) 799-3232
- 100 N Virginia StFarmville, VA 23901-1537Phone: (434) 392-8113
- 1835 Graves Mill Rd Ste 2Forest, VA 24551-3967Phone: (434) 385-5600
- 356 Front StreetLovingston, VA 22949Phone: (434) 385-5600
Registry dates
- Enumerated
- 2005-07-21
- Last updated
- 2021-11-12
- Certified
- 2021-11-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.