James Mantzaris, DO
NPI 1285893594 · Family Medicine Physician · Cottage Grove, MN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Mantzaris, DO is a Family Medicine Physician provider in Cottage Grove, MN (NPI 1285893594).
Provider details
- NPI number
- 1285893594
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
837 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 160 | $125 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 130 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $88 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 95 | $16 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 49 | $10 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 111 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 290 | 77 |
| Omeprazole | 187 | 59 |
| Simvastatin | 180 | 47 |
| Amlodipine Besylate | 175 | 55 |
| Lisinopril | 169 | 43 |
| Metoprolol Succinate | 161 | 46 |
| Losartan Potassium | 158 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-03
- Last updated
- 2021-03-11
- Certified
- 2021-03-11
Frequently asked questions
- What is James Mantzaris's NPI number?
- James Mantzaris's National Provider Identifier (NPI) is 1285893594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mantzaris's specialty?
- James Mantzaris is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Mantzaris located?
- James Mantzaris's practice location on file with NPPES is 8611 W Point Douglas Rd S, Cottage Grove, MN 55016-4005.
- What is James Mantzaris's phone number?
- The practice phone number listed in the NPPES registry for James Mantzaris is (651) 458-1884.
- Does James Mantzaris accept Medicare?
- James Mantzaris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Mantzaris's NPI active?
- Yes — James Mantzaris's NPI (1285893594) is active in the NPPES registry as of the last update on 2021-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.