Physician Profile
Jonathan A. Herbst, M.D. practices internal medicine in Port Chester, NY. Jonathan is a 1976 graduate of Virginia Commonwealth University, School of Medicine. According to Medicare claims data, Jonathan cared for 796 Medicare patients across 1,618 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and test to measure expiratory airflow and volume changes before and after medication administration.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
388 WESTCHESTER AVE SUITE 1C
Port Chester, NY 10573
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
1,618 services · 796 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
290 | More often than most peers in Internal Medicine |
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
48 | More often than most peers in Internal Medicine |
| Limited ultrasound scan behind abdominal cavity | Imaging | 76775 |
49 | As often as other peers in Internal Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
159 | More often than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
66 | More often than most peers in Internal Medicine |
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
54 | |
| Test to assess middle ear function | Treatment | 92567 |
52 | More often than most peers in Internal Medicine |
| Measurement of hydrogen in breath to test for stomach and bowel symptoms | Treatment | 91065 |
51 | |
| Testing of autonomic nervous system function and heart rate response to deep breathing | Treatment | 95921 |
32 | As often as other peers in Internal Medicine |
| Testing of autonomic (sympathetic) nervous system function | Treatment | 95923 |
31 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Jonathan A. Herbst is an internist in Port Chester, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Jonathan A. Herbst is listed at 388 Westchester Ave Suite 1C, Port Chester, NY 10573. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (914) 937-3999. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Jonathan A. Herbst's National Provider Identifier is 1538188602. 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
Jonathan A. Herbst attended Virginia Commonwealth University, School of Medicine, graduating in 1976. This comes from the CMS National Downloadable File.
CMS public data
Jonathan A. Herbst has 50 years experience. Calculated from a graduation year of 1976, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Jonathan A. Herbst performs procedures including insertion of needle into vein for collection of blood sample and ultrasound measurement of bladder capacity after voiding; reads or performs imaging such as limited ultrasound scan behind abdominal cavity; provides treatments such as test to measure expiratory airflow and volume changes before and after medication administration and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Jonathan A. Herbst. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.