Physician Profile
Unclaimed ProfileAbout HADDOCK
Ellen Haddock, MD practices dermatology in Fremont, CA. Ellen is a 2017 graduate of University of California, San Diego School of Medicine. Ellen is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Ellen cared for 687 Medicare patients across 1,223 services.
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
Areas of Expertise
Common questions
What kind of doctor is Dr. Haddock?
Dr. Haddock is a dermatology in Fremont, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DERMATOLOGY”.
NPI registry
What is Dr. Haddock's address?
Dr. Haddock is listed at 3200 KEARNEY ST, Fremont, CA 94538. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Haddock?
The number on file is (510) 498-2374. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Haddock's NPI number?
Dr. Haddock's National Provider Identifier is 1851823454. 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. Haddock train?
Dr. Haddock attended University of California, San Diego School of Medicine, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Haddock been practicing?
Dr. Haddock has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Haddock perform?
According to Medicare billing data, Dr. Haddock performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and biopsy of related skin growth, first growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Haddock confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Haddock. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (510) 498-2374
- Email not available
Practice Locations
3200 KEARNEY ST
Fremont, CA 94538
Procedures Most Often Billed to Medicare
1,223 services · 687 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
344 |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
107 |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
89 |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
66 |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
49 |
| Punch biopsy, first skin growth | Procedure | 11104 |
14 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
295 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
112 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
109 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
21 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileRelated 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 dermatology specialists in Fremont 8
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2017 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.