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Edit this profileWhere to find Catherine A. Biren, M.D.
- Modesto location main office
1324 Nelson Ave, Ste B, Modesto, CA 95350 - Monterey location
9781 Blue Larkspur Ln Ste 100, Monterey, CA 93940
About Dr. Biren
Catherine A. Biren, M.D. is a healthcare provider in Modesto, CA specializing in dermatology. Catherine trained at Northwestern University Womans Medical School, graduating in 1980. Catherine is also listed as specializing in specialist. Medicare claims data shows Catherine provided 1,031 services to 569 patients. The services billed most often include destruction of precancer skin growth, 2-14 growths, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and destruction of precancer skin growth, 1 growth. This provider record is associated with NPI 1124021035.
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
- (209) 524-9481
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1324 NELSON AVE STE B
Modesto, CA 95350
9781 Blue Larkspur Ln Ste 100
Monterey, CA 93940
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
Cancer care
Pediatric and genetic
Rashes & allergy
Wounds & skin
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
Infections
Skin growths
Procedures & services
Bladder & bowel
Cosmetic & plastics
Cosmetic dermatology
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
Skin and Scars
Skin cancer surgery
Skin growths
Wound Care
Most searched procedures
Cosmetic
- Acne scar treatment
- Dermal fillers
- Sclerotherapy
- Tattoo removal
Cosmetic and minor surgery
Diagnostic
General dermatology
Infections
Medical dermatology
Nails & hair
Procedures Most Often Billed to Medicare
1,031 services · 569 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
497 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
132 | As often as other peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
71 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
30 | Less often than most peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
14 | Less often than most peers in Dermatology |
| Incision biopsy, first skin growth | Procedure | 11106 |
12 | 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 |
136 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
82 | As often as other peers in Dermatology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
39 | As often as other 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 |
18 | 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 2
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 Modesto 8
Same specialty, same city.
Class of 1980 at Northwestern University Womans Medical School 1
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
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 does Catherine A. Biren specialize in?
Catherine A. Biren is a dermatologist (skin doctor) in Modesto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where is Catherine A. Biren located?
Catherine A. Biren is listed at 1324 Nelson Ave Ste B, Modesto, CA 95350. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Catherine A. Biren's phone number?
The number on file is (209) 524-9481. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Catherine A. Biren?
Catherine A. Biren's National Provider Identifier is 1124021035. 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 Catherine A. Biren train?
Catherine A. Biren attended Northwestern University Womans Medical School, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Catherine A. Biren have?
Catherine A. Biren has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What does Catherine A. Biren do most often?
According to Medicare billing data, Catherine A. Biren 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, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Catherine A. Biren's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Catherine A. Biren. If this is you, claiming it is free.
Guide.md
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