Physician Profile
Jeffrey S. Crespin, M.D.
Unclaimed ProfileAbout Dr. Crespin
Based in New York, NY, Jeffrey S. Crespin, M.D. is listed in the NPI registry under gastroenterology. Jeffrey graduated from Washington University School of Medicine in 1993. Jeffrey is also listed as specializing in internal medicine. Medicare claims data shows Jeffrey provided 384 services to 217 patients. 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, pathology examination of tissue using a microscope, intermediate complexity, and special stained specimen slides to examine tissue including interpretation and report.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
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.
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
- (646) 660-4006
- Email not available
Practice Locations
155 E 47TH ST SUITE 1A
New York, NY 10017
Conditions Commonly Evaluated or Treated
Within Gastroenterology 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
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
384 services · 217 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
21 | Less often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
20 | Less often than most peers in Gastroenterology |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
18 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
12 | Less often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
99 | More often than most peers in Gastroenterology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
77 | Less often than most peers in Gastroenterology |
| Special stained specimen slides to examine tissue including interpretation and report | Lab test | 88313 |
48 | Less often than most peers in Gastroenterology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
33 | Less often than most peers in Gastroenterology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
22 | As often as other peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
17 | Less often than most peers in Gastroenterology |
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 gastroenterologists in New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Jeffrey S. Crespin?
Jeffrey S. Crespin is a gastroenterologist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Jeffrey S. Crespin's address?
Jeffrey S. Crespin is listed at 155 E 47Th St Suite 1A, New York, NY 10017. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Jeffrey S. Crespin?
The number on file is (646) 660-4006. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Jeffrey S. Crespin?
Jeffrey S. Crespin's National Provider Identifier is 1164421277. 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 Jeffrey S. Crespin train?
Jeffrey S. Crespin attended Washington University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jeffrey S. Crespin have?
Jeffrey S. Crespin has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Jeffrey S. Crespin perform?
According to Medicare billing data, Jeffrey S. Crespin performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jeffrey S. Crespin's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jeffrey S. Crespin. 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.