Physician Profile
Unclaimed ProfileAbout JOHNSON
Based in Springfield, MA, Karin G Johnson, MD is listed in the NPI registry under sleep medicine. Karin graduated from University of Chicago, Pritzker School of Medicine in 2003. Karin is also listed as specialising in neurology and sleep medicine (neurology). Medicare claims data shows Karin provided 715 services to 609 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Johnson's specialty?
Dr. Johnson is a sleep medicine in Springfield, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “SLEEP MEDICINE”.
NPI registry
Where can I find Dr. Johnson?
Dr. Johnson is listed at 3300 MAIN STREET 3RD FLOOR, SUITE C & D, Springfield, MA 01107. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Johnson?
The number on file is (413) 794-5600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Johnson?
Dr. Johnson's National Provider Identifier is 1295805075. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Johnson's medical education?
Dr. Johnson attended University of Chicago, Pritzker School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Johnson have?
Dr. Johnson has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Johnson known for?
According to Medicare billing data, Dr. Johnson provides treatments such as sleep study including heart rate, breathing, airflow, and effort and sleep study in sleep lab with continuous airway pressure, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Johnson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (413) 794-5600
- Email not available
Practice Locations
3300 MAIN STREET 3RD FLOOR, SUITE C & D
Springfield, MA 01107
Procedures Most Often Billed to Medicare
715 services · 609 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Sleep study including heart rate, breathing, airflow, and effort | Treatment | 95806 |
176 |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
80 |
| Sleep study in sleep lab (6 years or older) | Treatment | 95810 |
28 |
| 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' | Billing code | G2211 |
175 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
92 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
56 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
35 |
| 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' | Billing code | G2211 |
29 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
15 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other sleep medicines at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 21 related providers in 4 groups
Other sleep medicines in Springfield 4
Same specialty, same city.
Trained at University of Chicago, Pritzker School of Medicine 2
Other providers in the same specialty who trained at the same institution.
Class of 2003 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Sleep study including heart rate, breathing, airflow, and effort 7
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.