Jonathan Krohn, M.D.
NPI 1235244724 · Infectious Disease Physician · East Setauket, NY
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Krohn, M.D. is a Infectious Disease Physician provider in East Setauket, NY (NPI 1235244724).
Provider details
- NPI number
- 1235244724
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 202407 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
338 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 | 217 | $148 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 69 | $193 |
| Administration of Influenza Virus VaccineG0008 | 25 | $37 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $105 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 12 | $210 |
Typical Medicare-allowed amounts for these services range $37–$210 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 57 | — |
| Doxycycline Hyclate | 39 | 26 |
| Cefadroxil | 38 | 21 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 13 |
| Ciprofloxacin Hcl | 24 | 11 |
| Amoxicillin | 19 | — |
| Ertapenem Sodiumbrand: Ertapenem | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-21
- Last updated
- 2013-03-28
Frequently asked questions
- What is Jonathan Krohn's NPI number?
- Jonathan Krohn's National Provider Identifier (NPI) is 1235244724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Krohn's specialty?
- Jonathan Krohn is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Krohn located?
- Jonathan Krohn's practice location on file with NPPES is 14 Technology Dr, East Setauket, NY 11733-3472.
- What is Jonathan Krohn's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Krohn is (631) 689-5400.
- Does Jonathan Krohn accept Medicare?
- Jonathan Krohn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Krohn's NPI active?
- Yes — Jonathan Krohn's NPI (1235244724) is active in the NPPES registry as of the last update on 2013-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.