Mark Grohol, OD
NPI 1447271473 · Optometrist · Kingston, PA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Grohol, OD is a Optometrist provider in Kingston, PA (NPI 1447271473).
Provider details
- NPI number
- 1447271473
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- OEG000393 (PA)
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
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
5,064 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 | 1,067 | $117 |
| Exam of the Internal Drainage System of Eye92020 | 661 | $26 |
| Photography of the Retina92250 | 544 | $34 |
| Imaging of Retina92134 | 462 | $37 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 446 | $120 |
| Exam of Visual Field With Extended Testing92083 | 362 | $59 |
| Imaging of Optic Nerve |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 832 | 157 |
| Bimatoprostbrand: Lumigan | 286 | 64 |
| Timolol Maleate | 163 | 43 |
| Brimonidine Tartrate | 117 | 26 |
| Prednisolone Acetate | 84 | 71 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 69 | 61 |
| Ketorolac Tromethamine | 54 | 49 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$572 across 28 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
Registry dates
- Enumerated
- 2006-07-23
- Last updated
- 2026-03-22
- Certified
- 2026-03-22
Frequently asked questions
- What is Mark Grohol's NPI number?
- Mark Grohol's National Provider Identifier (NPI) is 1447271473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Grohol's specialty?
- Mark Grohol is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Grohol located?
- Mark Grohol's practice location on file with NPPES is 703 Rutter Ave, Kingston, PA 18704-4801.
- What is Mark Grohol's phone number?
- The practice phone number listed in the NPPES registry for Mark Grohol is (570) 288-7405.
- Does Mark Grohol accept Medicare?
- Mark Grohol is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Grohol's NPI active?
- Yes — Mark Grohol's NPI (1447271473) is active in the NPPES registry as of the last update on 2026-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.