Richard Grieser, MD
NPI 1245216951 · Family Medicine Physician · Wauseon, OH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Grieser, MD is a Family Medicine Physician provider in Wauseon, OH (NPI 1245216951).
Provider details
- NPI number
- 1245216951
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35 35 0676 G (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
440 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 311 | $85 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 53 | $122 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $121 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 28 | $53 |
| Administration of Influenza Virus VaccineG0008 | 17 | $30 |
Typical Medicare-allowed amounts for these services range $30–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 321 | 89 |
| Lisinopril | 300 | 84 |
| Meloxicam | 201 | 57 |
| Rosuvastatin Calcium | 169 | 49 |
| Amlodipine Besylate | 149 | 44 |
| Omeprazole | 148 | 44 |
| Escitalopram Oxalate | 133 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-15
- Last updated
- 2016-01-08
Frequently asked questions
- What is Richard Grieser's NPI number?
- Richard Grieser's National Provider Identifier (NPI) is 1245216951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Grieser's specialty?
- Richard Grieser is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Grieser located?
- Richard Grieser's practice location on file with NPPES is 735 S Shoop Ave, Wauseon, OH 43567-1735.
- What is Richard Grieser's phone number?
- The practice phone number listed in the NPPES registry for Richard Grieser is (419) 335-3242.
- Does Richard Grieser accept Medicare?
- Richard Grieser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Grieser's NPI active?
- Yes — Richard Grieser's NPI (1245216951) is active in the NPPES registry as of the last update on 2016-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.