John Collingham, M.D.
NPI 1356379721 · Emergency Medicine Physician · Northfield, MN
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Collingham, M.D. is a Emergency Medicine Physician provider in Northfield, MN (NPI 1356379721).
Provider details
- NPI number
- 1356379721
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 46339 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,032 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 | 153 | $124 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 126 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 104 | $88 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 87 | $162 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 77 | $35 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 110 | 106 |
| Azithromycin | 83 | 82 |
| Cephalexin | 73 | 69 |
| Celecoxib | 57 | 57 |
| Methylprednisolone | 44 | 41 |
| Amoxicillin | 35 | 34 |
| Doxycycline Hyclate | 29 | 29 |
| Cefdinir | 28 | 27 |
Practice location
Mailing address
Additional practice locations (1)
- 17021 US Highway 441Mount Dora, FL 32757-6734Phone: (352) 265-5911
Registry dates
- Enumerated
- 2006-06-28
- Last updated
- 2025-12-09
- Certified
- 2025-12-09
Frequently asked questions
- What is John Collingham's NPI number?
- John Collingham's National Provider Identifier (NPI) is 1356379721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Collingham's specialty?
- John Collingham is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Collingham located?
- John Collingham's practice location on file with NPPES is 2000 North Ave, Northfield, MN 55057-1498.
- What is John Collingham's phone number?
- The practice phone number listed in the NPPES registry for John Collingham is (507) 646-1000.
- Does John Collingham accept Medicare?
- John Collingham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Collingham's NPI active?
- Yes — John Collingham's NPI (1356379721) is active in the NPPES registry as of the last update on 2025-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.