Physician Profile
Hazel K. Werlhof, M.D.
Unclaimed ProfileAbout Dr. Werlhof
Based in Philadelphia, PA, Hazel K. Werlhof, M.D. is listed in the NPI registry under anesthesiology. Hazel graduated from George Washington University School of Medicine in 2011. Hazel is also listed as specializing in anesthesiology — critical care. Medicare claims data shows Hazel provided 270 services to 163 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes.
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
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
- (215) 349-8310
- Email not available
Practice Locations
3400 CIVIC CENTER BLVD
Philadelphia, PA 19104
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
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
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 blocks
- Abdominal Nerve Block
- Celiac Plexus Nerve Block
- Ganglion impar block
- Groin nerve block
- Pudendal nerve block
- Superior hypogastric plexus block
Nerve injections
- Celiac plexus block
- Lumbar sympathetic block
- Nerve block
- Rib nerve block
- Shoulder nerve block
- Stellate ganglion block
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
- General anesthesia
- Labor epidural
- Moderate dental sedation
- Pre-surgery anesthesia consult
- Sedation for dental work
- Spinal spinal block
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
270 services · 163 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
18 | As often as other peers in Anesthesiology |
| Anesthesia for procedure for total knee joint replacement | Anaesthesia | 01402 |
15 | Less often than most peers in Anesthesiology |
| Anesthesia for procedure to assess heart electrical activity | Anaesthesia | 00537 |
15 | As often as other peers in Anesthesiology |
| Anesthesia for extensive surgery on spine | Anaesthesia | 00670 |
12 | Less often than most peers in Anesthesiology |
| Anesthesia for procedure to correct abnormal heart rhythm | Anaesthesia | 00410 |
12 | Less often than most peers in Anesthesiology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
133 | More often than most peers in Anesthesiology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
38 | As often as other peers in Anesthesiology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
27 | As often as other 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 Philadelphia 8
Same specialty, same city.
Trained at George Washington University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2011 at George Washington University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 8
Providers in PA who bill this service to Medicare most often.
Common questions
What does Hazel K. Werlhof specialize in?
Hazel K. Werlhof is an anesthesiologist in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Where is Hazel K. Werlhof located?
Hazel K. Werlhof is listed at 3400 Civic Center Blvd, Philadelphia, PA 19104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Hazel K. Werlhof's phone number?
The number on file is (215) 349-8310. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Hazel K. Werlhof?
Hazel K. Werlhof's National Provider Identifier is 1215236773. 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 Hazel K. Werlhof train?
Hazel K. Werlhof attended George Washington University School of Medicine, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Hazel K. Werlhof have?
Hazel K. Werlhof has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does Hazel K. Werlhof do most often?
According to Medicare billing data, Hazel K. Werlhof performs procedures including insertion of artery tube for blood sampling or infusion through skin; provides treatments such as anesthesia for procedure for total knee joint replacement and anesthesia for procedure to assess heart electrical activity, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Hazel K. Werlhof's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Hazel K. Werlhof. 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.