Russell Diponio, MD
NPI 1003893330 · Internal Medicine Physician · Flint, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Russell Diponio, MD is a Internal Medicine Physician provider in Flint, MI (NPI 1003893330).
Provider details
- NPI number
- 1003893330
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E-7300 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
537 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) |
|---|---|---|
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 244 | $177 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 129 | $105 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 102 | $151 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 62 | $129 |
Typical Medicare-allowed amounts for these services range $105–$177 (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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 494 | 70 |
| Mirtazapine | 194 | 36 |
| Risperidone | 166 | 29 |
| Quetiapine Fumarate | 156 | 28 |
| Trazodone Hcl | 142 | 31 |
| Paroxetine Hcl | 72 | — |
| Olanzapine | 69 | 17 |
Practice location
Mailing address
Additional practice locations (2)
- 2000 Mclain StSuite BNewport, AR 72112-3661Phone: (870) 523-7563Fax: (870) 523-7581
- 2000 Mclain StSuite BNewport, AR 72112-3661Phone: (870) 523-7563Fax: (870) 523-7581
Registry dates
- Enumerated
- 2005-12-28
- Last updated
- 2019-09-09
Frequently asked questions
- What is Russell Diponio's NPI number?
- Russell Diponio's National Provider Identifier (NPI) is 1003893330, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Russell Diponio's specialty?
- Russell Diponio is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Russell Diponio located?
- Russell Diponio's practice location on file with NPPES is 4444 W Bristol Rd Ste 150, Flint, MI 48507.
- What is Russell Diponio's phone number?
- The practice phone number listed in the NPPES registry for Russell Diponio is (810) 230-9500.
- Does Russell Diponio accept Medicare?
- Russell Diponio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Russell Diponio's NPI active?
- Yes — Russell Diponio's NPI (1003893330) is active in the NPPES registry as of the last update on 2019-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.