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- 3555 Whipple Rd, Kaiser Permanente, Dermatology, Union City, CA 94587
About Dr. Chwalek
Jennifer L. Chwalek, MD practices dermatology in Union City, CA. Jennifer is a 2003 graduate of University of Maryland School of Medicine. Medicare claims data shows Jennifer provided 414 services to 291 patients. The services billed most often include removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, destruction of precancer skin growth, 2-14 growths, and removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks. The provider's National Provider Identifier (NPI) is 1407999667.
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) 675-3030
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3555 WHIPPLE RD KAISER PERMANENTE, DERMATOLOGY
Union City, CA 94587
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
Autoimmune and connective tissue
- Bullous pemphigoid
- Cutaneous lupus
- Morphea
- Pemphigus vulgaris
- Vitiligo
Cancer care
- Radiation Dermatitis and Skin Burns
Pediatric and genetic
- Epidermolysis bullosa
- Ichthyosis
Rashes & allergy
Wounds & skin
Most searched conditions
Acne and follicular disorders
- Folliculitis
- Hidradenitis suppurativa
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
- Melasma
- Seborrheic keratosis
Skin cancer
- Basal cell skin cancer
- Squamous cell skin cancer
Urticaria, itch, and vascular
- Chronic itching
- Excessive sweating
- Hives
Infections
Skin growths
- Keloid scars
Procedures & services
Bladder & bowel
Cosmetic & plastics
Cosmetic dermatology
- Dermal filler injections
- Laser skin resurfacing
- Laser treatment of vascular lesions
Diagnostic procedures
- Dermoscopy
- Excisional skin biopsy
- Punch biopsy
- Shave biopsy
- Skin scraping for fungal or mite testing
- Patch testing
- Skin biopsy
Lesion treatment
- Chemical treatment of skin lesions
- Incision and drainage of an abscess
- Intralesional medication injection
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
Medical dermatology treatment
- Botulinum toxin treatment for excessive sweating
- Systemic dermatologic therapy management
Skin and Scars
- Mole And Skin Tag Removal
- Scar Revision
Skin cancer surgery
- Sentinel lymph-node biopsy for melanoma
- Wide excision of melanoma
- Mohs surgery
Skin growths
- Cyst Removal
- Skin Tag Removal
- Lipoma removal
- Steroid injection for keloids
Wound Care
Most searched procedures
- Botox
- Chemical peel
- Laser hair removal
- Microneedling
- Mole removal
- Skin cancer screening
Cosmetic
- Acne scar treatment
- Dermal fillers
- Sclerotherapy
- Tattoo removal
Cosmetic and minor surgery
- Sun spot removal
Diagnostic
- Mole mapping
- Skin scraping test
General dermatology
- Biologic drug management
- Cortisone shot for cysts
Infections
Medical dermatology
Nails & hair
- Ingrown toenail removal
Procedures Most Often Billed to Medicare
414 services · 291 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | Procedure | 17311 |
95 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
72 | Less often than most peers in Dermatology |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | Procedure | 17312 |
66 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
43 | Less often than most peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
32 | Less often than most peers in Dermatology |
| Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm | Procedure | 13132 |
18 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
57 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
31 | 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.
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 Union City 6
Same specialty, same city.
Trained at University of Maryland School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2003 at University of Maryland School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Chwalek specialize in?
Dr. Chwalek is a dermatologist (skin doctor) in Union City, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where is Dr. Chwalek located?
Dr. Chwalek is listed at 3555 Whipple Rd Kaiser Permanente, Dermatology, Union City, CA 94587. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chwalek's phone number?
The number on file is (510) 675-3030. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Chwalek?
Dr. Chwalek's National Provider Identifier is 1407999667. 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. Chwalek go to medical school?
Dr. Chwalek attended University of Maryland School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chwalek have?
Dr. Chwalek has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chwalek do most often?
According to Medicare billing data, Dr. Chwalek performs procedures including removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, destruction of precancer skin growth, 2-14 growths and removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chwalek's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chwalek. If this is you, claiming it is free.
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