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- 707 Sw Washington St Ste 700, Portland, OR 97205
About Dr. Carden
Based in Portland, OR, Nathan A. Carden, DO is listed in the NPI registry under anesthesiology. Nathan graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2001. According to Medicare claims data, Nathan cared for 89 Medicare patients across 89 services. The services billed most often include injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve), anesthesia for procedure for total knee joint replacement, and anesthesia for exam of colon using an endoscope. NPI 1558340794 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
- (503) 299-9906
- Email not available
Practice Locations
707 SW WASHINGTON ST STE 700
Portland, OR 97205
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
89 services · 89 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | Procedure | 64447 |
25 | More often than most peers in Anesthesiology |
| Anesthesia for procedure for total knee joint replacement | Anaesthesia | 01402 |
23 | More often than most peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
16 | As often as other peers in Anesthesiology |
| Anesthesia for total hip replacement | Anaesthesia | 01214 |
14 | As often as other peers in Anesthesiology |
| Anesthesia for other procedure on lower abdomen | Anaesthesia | 00840 |
11 | Less often 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.
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 anesthesiologists in Portland 8
Same specialty, same city.
Trained at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2001 at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 7
Providers in OR who bill this service to Medicare most often.
Common questions
What does Dr. Carden specialize in?
Dr. Carden is an anesthesiologist in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Where is Dr. Carden located?
Dr. Carden is listed at 707 Sw Washington St Ste 700, Portland, OR 97205. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Carden's phone number?
The number on file is (503) 299-9906. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Carden's NPI number?
Dr. Carden's National Provider Identifier is 1558340794. 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. Carden go to medical school?
Dr. Carden attended At Still University of Health Sciences, College of Osteo Med, Kirksville, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Carden been practicing?
Dr. Carden has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Carden do most often?
According to Medicare billing data, Dr. Carden performs procedures including injection of anesthetic agent and/or steroid into thigh nerve; provides treatments such as anesthesia for procedure for total knee joint replacement 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 Dr. Carden confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Carden. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.