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Edit this profileAt a glance
- 475 N Forbes St Ste B, Lakeport, CA 95453
About Gregory Hadfield
Gregory S. Hadfield, PA-C is a physician assistant practicing in Lakeport, CA. Gregory is also listed as specializing in physician assistant — medical. According to Medicare claims data, Gregory cared for 5,033 Medicare patients across 16,823 services. The services billed most often include destruction of precancer skin growth, 2-14 growths, aminolevulinic acid hcl for topical administration, 10% gel, 10 mg, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1285869966.
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
- (707) 606-6366
- Email not available
Practice Locations
475 N FORBES ST STE B
Lakeport, CA 95453
Procedures Most Often Billed to Medicare
16,823 services · 5,033 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
5,494 | More than most peers in Physician Assistant |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
1,173 | More than most peers in Physician Assistant |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
1,074 | More than most peers in Physician Assistant |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
398 | More than most peers in Physician Assistant |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
371 | More than most peers in Physician Assistant |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
209 | More than most peers in Physician Assistant |
| Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm | Procedure | 17282 |
184 | More than most peers in Physician Assistant |
| Simple or single drainage of skin abscess | Procedure | 10060 |
167 | More than most peers in Physician Assistant |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
119 | More than most peers in Physician Assistant |
| Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm | Procedure | 17272 |
93 | More than most peers in Physician Assistant |
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 physician assistants in Lakeport 8
Same specialty, same city.
Trained at Other 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 Other 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 7
Providers in CA who bill this service to Medicare most often.
Common questions
What is Gregory S. Hadfield's specialty?
Gregory S. Hadfield is a physician assistant in Lakeport, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Gregory S. Hadfield?
Gregory S. Hadfield is listed at 475 N Forbes St Ste B, Lakeport, CA 95453. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregory S. Hadfield?
The number on file is (707) 606-6366. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gregory S. Hadfield's NPI number?
Gregory S. Hadfield's National Provider Identifier is 1285869966. 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 Gregory S. Hadfield's education?
Gregory S. Hadfield attended Other, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory S. Hadfield been practicing?
Gregory S. Hadfield has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What is Gregory S. Hadfield known for?
According to Medicare billing data, Gregory S. Hadfield performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and destruction of skin growth, 1-14 growths; provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gregory S. Hadfield confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory S. Hadfield. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.