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Edit this profileWhere to find Patrick A. Hartendorp, MD
- Garden City location main office
1300 Franklin Ave Ste Ml6, Garden City, NY 11530 - Houston location
6550 Fannin St, Suite 2307, Houston, TX 77030 - Mineola location
173 Mineola Blvd Ste 401, Mineola, NY 11501
About Dr. Hartendorp
Patrick A. Hartendorp, MD practices general surgery in Garden City, NY. Patrick is a 2011 graduate of Jefferson Medical College of Thomas Jefferson University. Patrick is also listed as specializing in surgery and colon & rectal surgery. According to Medicare claims data, Patrick cared for 394 Medicare patients across 530 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, and diagnostic exam of anus using an endoscope. The provider's National Provider Identifier (NPI) is 1497045710.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (516) 535-1900
- Email not available
Practice Locations
1300 FRANKLIN AVE STE ML6
Garden City, NY 11530
6550 Fannin St Suite 2307
Houston, TX 77030
173 Mineola Blvd Ste 401
Mineola, NY 11501
Conditions Commonly Evaluated or Treated
Within General Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
Procedures Most Often Billed to Medicare
530 services · 394 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
77 | More often than most peers in General Surgery |
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
12 | Less often than most peers in General Surgery |
| Partial removal of large bowel and reattachment to rectum using an endoscope | Procedure | 44207 |
11 | Less often than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
164 | More than most peers in General Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
102 | More than most peers in General Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
73 | More than most peers in General Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
36 | More often than most peers in General Surgery |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
27 | More often than most peers in General Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
15 | Less often than most peers in General Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
13 | Less often than most peers in General Surgery |
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.
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 general surgeons in Garden City 8
Same specialty, same city.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2011 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of anus using an endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Hartendorp?
Dr. Hartendorp is a general surgeon in Garden City, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
What is Dr. Hartendorp's address?
Dr. Hartendorp is listed at 1300 Franklin Ave Ste Ml6, Garden City, NY 11530. 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. Hartendorp?
The number on file is (516) 535-1900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Hartendorp's NPI number?
Dr. Hartendorp's National Provider Identifier is 1497045710. 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. Hartendorp train?
Dr. Hartendorp attended Jefferson Medical College of Thomas Jefferson University, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hartendorp been practicing?
Dr. Hartendorp has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hartendorp perform?
According to Medicare billing data, Dr. Hartendorp performs procedures including diagnostic exam of anus using an endoscope, diagnostic exam of rectum and lower large bowel using an endoscope and partial removal of large bowel and reattachment to rectum using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hartendorp confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hartendorp. If this is you, claiming it is free.
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