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Edit this profileWhere to find Alexander Z. Nelken, M.D.
- Brooklyn location main office
450 Clarkson Ave, Brooklyn, NY 11203 - Danville location
100 North Academy Ave., Danville, PA 17822
About Dr. Nelken
Based in Brooklyn, NY, Alexander Z. Nelken, M.D. is listed in the NPI registry under anesthesiology. Alexander graduated from Albert Einstein College of Medicine of Yeshiva University in 2006. According to Medicare claims data, Alexander cared for 483 Medicare patients across 484 services. The services billed most often include anesthesia for other procedure on large bowel using an endoscope, anesthesia for exam of colon using an endoscope, and anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. NPI 1619142882 identifies this record in the national registry.
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
- (718) 270-1000
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
450 CLARKSON AVE
Brooklyn, NY 11203
100 North Academy Ave.
Danville, PA 17822
Conditions Commonly Evaluated or Treated
Within Anesthesiology 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
Sedation & Phobias
Anesthesia complications
Back & spine
- Arthritis of the spine
- Degenerative disc disease
- Failed back surgery syndrome
- Herniated disc
- Lower back pain
- Neck pain
- Sacroiliac joint pain
- Spinal compression fracture
- Spinal stenosis
- Spondylolisthesis
- Tailbone pain
- Upper Back Pain
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
- Abdominal wall nerve pain
- Complex Regional Pain Syndrome
- Foot Numbness and Tingling
- Groin nerve pain after hernia surgery
- Nerve damage after surgery
- Neuropathy
- Outer thigh burning and numbness
- Phantom limb pain
- Pinched nerve
- Piriformis syndrome
- Sciatica
- Shingles pain
- Tarsal Tunnel Syndrome
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Procedures & services
Nerve blocks
- Celiac Plexus Nerve Block
- Abdominal Nerve Block
- Ganglion impar block
- Groin nerve block
- Pudendal nerve block
- Superior hypogastric plexus block
Nerve Blocks
Pain Relief Procedures
Regional anesthesia
Sedation
- In-Office Anesthesia for Plastic Surgery
- Pediatric Dental Sedation
- Sedation for Colonoscopy and Endoscopy
- Sedation for Egg Retrieval
- Sedation for MRI
- Sedation for Vasectomy
- IV sedation for endoscopy
Sedation & anesthesia
- General anesthesia
- Moderate dental sedation
- Sedation for dental work
- Labor epidural
- Pre-surgery anesthesia consult
- Spinal spinal block
Specialized Care
Vascular Access
Ablation
Head & facial procedures
Implants & devices
- Pain pump implant
- Pain pump refill and check
- Peripheral nerve stimulator implant
- Spinal cord stimulator implant
- Spinal cord stimulator trial
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve injections
- Celiac plexus block
- Lumbar sympathetic block
- Nerve block
- Rib nerve block
- Shoulder nerve block
- Stellate ganglion block
Nerve procedures
Pain relief procedures
Spine injections
- Epidural steroid injection
- Facet joint injection
- Medial branch block
- Sacroiliac joint injection
- Tailbone epidural injection
Spine procedures
Procedures Most Often Billed to Medicare
484 services · 483 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
116 | More than most peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
109 | More than most peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
86 | More than most peers in Anesthesiology |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
35 | More often than most peers in Anesthesiology |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
33 | As often as other peers in Anesthesiology |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
30 | More than most peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
23 | More than most peers in Anesthesiology |
| Anesthesia for procedure on anus and rectum | Anaesthesia | 00902 |
22 | More often than most peers in Anesthesiology |
| Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance | Anaesthesia | 01940 |
17 | As often as other peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
13 | More than most peers in Anesthesiology |
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 anesthesiologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other anesthesiologists in Brooklyn 7
Same specialty, same city.
Trained at Albert Einstein College of Medicine of Yeshiva University 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Albert Einstein College of Medicine of Yeshiva University 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for other procedure on large bowel using an endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What is Alexander Z. Nelken's specialty?
Alexander Z. Nelken is an anesthesiologist in Brooklyn, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Where can I find Alexander Z. Nelken?
Alexander Z. Nelken is listed at 450 Clarkson Ave, Brooklyn, NY 11203. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Alexander Z. Nelken?
The number on file is (718) 270-1000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Alexander Z. Nelken's NPI number?
Alexander Z. Nelken's National Provider Identifier is 1619142882. 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
What is Alexander Z. Nelken's education?
Alexander Z. Nelken attended Albert Einstein College of Medicine of Yeshiva University, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Alexander Z. Nelken been practicing?
Alexander Z. Nelken has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Alexander Z. Nelken known for?
According to Medicare billing data, Alexander Z. Nelken provides treatments such as anesthesia for other procedure on large bowel using an endoscope and anesthesia for exam of colon using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Alexander Z. Nelken confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Alexander Z. Nelken. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.