Mark Grenadier, DDS
NPI 1932181831 · Oral and Maxillofacial Surgery (Dentist) · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Grenadier, DDS is a Oral and Maxillofacial Surgery (Dentist) provider in Pittsburgh, PA (NPI 1932181831).
Provider details
- NPI number
- 1932181831
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- DS025828L (PA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 341 | 266 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 298 | 259 |
| Ibuprofen | 69 | 60 |
| Clindamycin Hcl | 49 | 37 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 41 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 35 | 23 |
| Dexamethasone | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-16
- Last updated
- 2010-08-02
Frequently asked questions
- What is Mark Grenadier's NPI number?
- Mark Grenadier's National Provider Identifier (NPI) is 1932181831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Grenadier's specialty?
- Mark Grenadier is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is Mark Grenadier located?
- Mark Grenadier's practice location on file with NPPES is 4955 Steubenville Pike, Pittsburgh, PA 15205-9619.
- What is Mark Grenadier's phone number?
- The practice phone number listed in the NPPES registry for Mark Grenadier is (412) 788-9333.
- Does Mark Grenadier accept Medicare?
- Mark Grenadier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Grenadier's NPI active?
- Yes — Mark Grenadier's NPI (1932181831) is active in the NPPES registry as of the last update on 2010-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.