Physician Profile
Unclaimed ProfileAbout HAHN
Samuel Sungup Hahn, MD is a healthcare provider in New Haven, CT specializing in interventional cardiology. Samuel trained at Harvard Medical School, graduating in 1993. Samuel is also listed as specializing in cardiovascular disease. According to Medicare claims data, Samuel cared for 684 Medicare patients across 857 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (203) 785-2140
- Email not available
Practice Locations
800 HOWARD AVE YALE PHYSICIANS BLDG
New Haven, CT 06519
Procedures Most Often Billed to Medicare
857 services · 684 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
78 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
46 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
39 |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
16 |
| 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 |
257 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
237 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
52 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
44 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
24 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
17 |
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.
Related specialists at this location 1
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.
Other interventional cardiology specialists in New Haven 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in CT who bill this service to Medicare most often.
Common questions
What does Dr. Hahn specialize in?
Dr. Hahn is an interventional cardiology in New Haven, CT. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERVENTIONAL CARDIOLOGY”.
NPI registry
Where is Dr. Hahn located?
Dr. Hahn is listed at 800 HOWARD AVE YALE PHYSICIANS BLDG, New Haven, CT 06519. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Hahn's phone number?
The number on file is (203) 785-2140. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hahn's NPI number?
Dr. Hahn's National Provider Identifier is 1821079120. 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
Where did Dr. Hahn go to medical school?
Dr. Hahn attended Harvard Medical School, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hahn been practicing?
Dr. Hahn has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Hahn do most often?
According to Medicare billing data, Dr. Hahn provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hahn confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hahn. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.