Doctor profile · Federal record
Dr. Jennifer Chwalek, MD
Dermatology Physician (CMS: Dermatology) · Union City, CA
- NPI 1407999667
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 23 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3555 Whipple RD, Kaiser Permanente, Dermatology
Union City, CA 945871507
(510) 675-3030
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- June 10, 2008
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- California #A88261
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407999667. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
630
Distinct HCPCS
10
Medicare allowed
$161,910
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 143 | 24 | $8 | |
17311 |
Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | 108 | 92 | $726 | |
17312 |
Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | 76 | 51 | $474 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 68 | 55 | $103 | |
17000 |
Destruction of precancer skin growth, 1 growth | 42 | 32 | $65 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 42 | 32 | $64 | |
11102 |
Biopsy of related skin growth, first growth | 28 | 23 | $107 | |
12032 |
Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm | 27 | 25 | $269 | |
12052 |
Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm | 23 | 22 | $176 | |
11602 |
Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm | 20 | 17 | $142 |
In context: peer comparison
Among 1 peers in Union City Dermatology Physician, average services per provider: 48. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$329
Transactions
11
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 5 | $183.15 | |
| Almirall LLC | 2 | $48.68 | |
| Arcutis Biotherapeutics, INC. | 2 | $45.45 | |
| Incyte Corporation | 1 | $26.29 | |
| Dermavant Sciences, INC. | 1 | $25.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
50
Patients
47
Total drug cost
$492
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 27 | 24 | $291 |
| Mupirocin | Generic | 23 | 23 | $201 |
Frequently asked questions
What is Dr. Jennifer Chwalek's medical specialty?
Dr. Jennifer Chwalek practices Dermatology Physician in Union City, CA.
Where does Dr. Jennifer Chwalek practice?
Dr. Jennifer Chwalek practices at 3555 Whipple RD, Union City, CA 945871507. Office phone: 5106753030.
What is Dr. Jennifer Chwalek's NPI?
Dr. Jennifer Chwalek's National Provider Identifier (NPI) is 1407999667, issued by NPPES.
Does Dr. Jennifer Chwalek accept Medicare assignment?
Yes. Dr. Jennifer Chwalek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Chwalek commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS 17311); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (HCPCS 17312). Source: CMS Medicare Physician & Other Practitioners file.