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Edit this profileAt a glance
- 18800 Delaware St, Suite 1100, Huntington Beach, CA 92648
About Dr. Ahearn
Robert C. Ahearn, MD practices orthopedic surgery in Huntington Beach, CA. Robert is a 1983 graduate of University of California, Irvine, California College of Medicine. Robert is also listed as specializing in orthopaedic surgery of the spine. Medicare claims data shows Robert provided 448 services to 235 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, injection, dexamethasone sodium phosphate, 1 mg, and injection, lidocaine hcl for intravenous infusion, 10 mg. The provider's National Provider Identifier (NPI) is 1497865257.
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
- (714) 841-5333
- Email not available
Practice Locations
18800 DELAWARE ST SUITE 1100
Huntington Beach, CA 92648
Conditions Commonly Evaluated or Treated
Within Orthopedic 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
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
448 services · 235 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
32 | As often as other peers in Orthopedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
32 | As often as other peers in Orthopedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
16 | Less often than most peers in Orthopedic Surgery |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
66 | Less often than most peers in Orthopedic Surgery |
| Injection, lidocaine hcl for intravenous infusion, 10 mg | Drug given | J2001 |
57 | Too few peers to compare |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
57 | As often as other peers in Orthopedic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
132 | As often as other peers in Orthopedic Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
33 | Less often than most peers in Orthopedic Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
23 | As often as other peers in Orthopedic 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.
Other orthopedic surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 27 related providers in 4 groups
Other orthopedic surgeons in Huntington Beach 3
Same specialty, same city.
Trained at University of California, Irvine, California College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at University of California, Irvine, California College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Ahearn's specialty?
Dr. Ahearn is an orthopedic surgeon in Huntington Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
Where can I find Dr. Ahearn?
Dr. Ahearn is listed at 18800 Delaware St Suite 1100, Huntington Beach, CA 92648. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ahearn?
The number on file is (714) 841-5333. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ahearn?
Dr. Ahearn's National Provider Identifier is 1497865257. 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 Dr. Ahearn's medical education?
Dr. Ahearn attended University of California, Irvine, California College of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ahearn have?
Dr. Ahearn has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ahearn known for?
According to Medicare billing data, Dr. Ahearn performs procedures including aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of knee, 4 or more views and x-ray of shoulder, minimum of 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ahearn's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ahearn. If this is you, claiming it is free.
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