Ramona Wallace, D.O.
NPI 1851338891 · Family Medicine Physician · Marshall, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramona Wallace, D.O. is a Family Medicine Physician provider in Marshall, MI (NPI 1851338891).
Provider details
- NPI number
- 1851338891
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 5101011146 (MI)
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
80 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 36 | $47 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 26 | $75 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 18 | $77 |
Typical Medicare-allowed amounts for these services range $47–$77 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 48 | 16 |
| Amlodipine Besylate | 35 | 13 |
| Lisinopril | 33 | — |
| Metformin Hcl | 30 | — |
| Levothyroxine Sodium | 29 | — |
| Omeprazole | 26 | — |
| Famotidine | 25 |
Practice location
Mailing address
Additional practice locations (2)
- 8535 Byron Commerce Dr SwByron Center, MI 49315-9129Phone: (248) 462-0684Fax: (269) 292-5174
- 5555 Metropolitan PkwySterling Heights, MI 48310-4102Phone: (248) 462-0684Fax: (269) 292-5174
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2026-05-02
- Certified
- 2026-05-02
Frequently asked questions
- What is Ramona Wallace's NPI number?
- Ramona Wallace's National Provider Identifier (NPI) is 1851338891, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramona Wallace's specialty?
- Ramona Wallace is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ramona Wallace located?
- Ramona Wallace's practice location on file with NPPES is 105 W Michigan Ave, Marshall, MI 49068-1580.
- What is Ramona Wallace's phone number?
- The practice phone number listed in the NPPES registry for Ramona Wallace is (269) 256-6625.
- Does Ramona Wallace accept Medicare?
- Ramona Wallace is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramona Wallace's NPI active?
- Yes — Ramona Wallace's NPI (1851338891) is active in the NPPES registry as of the last update on 2026-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.