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Edit this profileAt a glance
- 275 W Macarthur, Oakland, CA 94611
About Dr. Ramsay
Catherine A. Ramsay, MD practices dermatology in Oakland, CA. Catherine is a 1995 graduate of University of California, San Francisco School of Medicine. Medicare claims data shows Catherine provided 3,963 services to 1,053 patients. The services billed most often include obtaining data needed to develop the optimal radiation treatment, 1 treatment area, ultrasonic guidance for placement of radiation therapy fields, and destruction of precancer skin growth, 2-14 growths. The provider's National Provider Identifier (NPI) is 1275616757.
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
- (510) 752-1000
- Email not available
Practice Locations
275 W MACARTHUR
Oakland, CA 94611
Conditions Commonly Evaluated or Treated
Within Dermatology 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
Acne and follicular disorders
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
Skin cancer
Urticaria, itch, and vascular
Autoimmune and connective tissue
Infections
Rashes & allergy
Skin growths
Procedures & services
Most searched procedures
Diagnostic procedures
Lesion treatment
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
- Incision and drainage of an abscess
Medical dermatology treatment
Cosmetic
Cosmetic and minor surgery
Cosmetic dermatology
Diagnostic
General dermatology
Infections
Medical dermatology
Nails & hair
Skin cancer surgery
Skin growths
Procedures Most Often Billed to Medicare
3,963 services · 1,053 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
643 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
251 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
68 | Less often than most peers in Dermatology |
| Punch biopsy, first skin growth | Procedure | 11104 |
59 | More than most peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
52 | Less often than most peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
27 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
13 | Less often than most peers in Dermatology |
| Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | Imaging | 77280 |
762 | More often than most peers in Dermatology |
| Superficial and/or low voltage radiation treatment delivery | Imaging | 77401 |
593 | As often as other peers in Dermatology |
| Continuing radiation therapy consultation per week | Imaging | 77336 |
77 | Less often than most peers in Dermatology |
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 dermatologists at this location 1
Same specialty, same street address — most likely the same department or group.
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 dermatologists in Oakland 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Francisco School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at University of California, San Francisco 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.
Common questions
What kind of doctor is Dr. Ramsay?
Dr. Ramsay is a dermatologist (skin doctor) in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
What is Dr. Ramsay's address?
Dr. Ramsay is listed at 275 W Macarthur, Oakland, CA 94611. 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. Ramsay?
The number on file is (510) 752-1000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ramsay?
Dr. Ramsay's National Provider Identifier is 1275616757. 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. Ramsay train?
Dr. Ramsay attended University of California, San Francisco School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ramsay have?
Dr. Ramsay has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ramsay perform?
According to Medicare billing data, Dr. Ramsay 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; reads or performs imaging such as obtaining data needed to develop the optimal radiation treatment, 1 treatment area and superficial and/or low voltage radiation treatment delivery, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ramsay's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ramsay. If this is you, claiming it is free.
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