Physician Profile
Unclaimed ProfileAbout HARRISON
Mark Allan Harrison, MD is a healthcare provider in Poughkeepsie, NY specialising in cardiovascular disease (cardiology). Mark trained at Icahn School of Medicine at Mount Sinai, graduating in 2005. Mark is also listed as specialising in cardiovascular disease.
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 kind of doctor is Dr. Harrison?
Dr. Harrison is a cardiovascular disease (cardiology) in Poughkeepsie, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
What is Dr. Harrison's address?
Dr. Harrison is listed at 1 COLUMBIA ST SUITE 200, Poughkeepsie, NY 12601. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Harrison?
The number on file is (845) 473-1188. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Harrison?
Dr. Harrison's National Provider Identifier is 1285799585. 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. Harrison train?
Dr. Harrison attended Icahn School of Medicine at Mount Sinai, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Harrison have?
Dr. Harrison has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Harrison perform?
According to Medicare billing data, Dr. Harrison performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and anticoagulant management of patient taking warfarin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Harrison's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harrison. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (845) 473-1188
- Email not available
Practice Locations
1 COLUMBIA ST SUITE 200
Poughkeepsie, NY 12601
Procedures Most Often Billed to Medicare
4,238 services · 2,387 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
31 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
741 |
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
217 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
17 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
17 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
13 |
| Ultrasound of heart with probe in esophagus, with report | Treatment | 93312 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,152 |
| 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 |
1,010 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
555 |
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 cardiovascular diseases at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 26 related providers in 4 groups
Other cardiovascular diseases in Poughkeepsie 2
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NY 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.