Physician Profile
Unclaimed ProfileAbout KOFF
Based in New Haven, CT, Jonathan Koff, M.D. is listed in the NPI registry under pulmonary disease. Jonathan graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2000. Jonathan is also listed as specialising in critical care medicine.
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. Koff's specialty?
Dr. Koff is a pulmonary disease in New Haven, CT. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PULMONARY DISEASE”.
NPI registry
Where can I find Dr. Koff?
Dr. Koff is listed at 789 HOWARD AVE, New Haven, CT 06519. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Koff?
The number on file is (203) 785-4198. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Koff?
Dr. Koff's National Provider Identifier is 1104040401. 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. Koff's medical education?
Dr. Koff attended Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Koff have?
Dr. Koff has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Koff known for?
According to Medicare billing data, Dr. Koff provides treatments such as test to measure rate of airflow and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Koff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Koff. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (203) 785-4198
- Email not available
Practice Locations
789 HOWARD AVE
New Haven, CT 06519
Procedures Most Often Billed to Medicare
171 services · 102 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Test to measure rate of airflow | Treatment | 94375 |
57 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
13 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
43 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
42 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other pulmonary diseases 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 — 30 related providers in 4 groups
Other pulmonary diseases in New Haven 7
Same specialty, same city.
Trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University 8
Providers who graduated from the same medical school in the same year.
Also performs Test to measure rate of airflow 7
Providers in CT 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.