Are you Katie B. O'Brien, NP? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 255 Park Ave Ste 509, Worcester, MA 01609
About Katie O'brien
Based in Worcester, MA, Katie B. O'Brien, NP is listed in the NPI registry under dermatology. Katie is also listed as specializing in nurse practitioner. Medicare claims data shows Katie provided 1,072 services to 673 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. NPI 1801048921 identifies this record in the national registry.
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
- (508) 890-5500
- Email not available
Practice Locations
255 PARK AVE STE 509
Worcester, MA 01609
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
1,072 services · 673 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
419 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
136 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
74 | As often as other peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
61 | As often as other peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
24 | 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 |
277 | As often as other 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 |
38 | Less often than most 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 |
22 | 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 |
21 | 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 Worcester 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2008 at Other 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 MA who bill this service to Medicare most often.
Common questions
What does Katie B. O'Brien specialize in?
Katie B. O'Brien is a dermatologist (skin doctor) in Worcester, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where is Katie B. O'Brien located?
Katie B. O'Brien is listed at 255 Park Ave Ste 509, Worcester, MA 01609. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Katie B. O'Brien's phone number?
The number on file is (508) 890-5500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Katie B. O'Brien?
Katie B. O'Brien's National Provider Identifier is 1801048921. 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 Katie B. O'Brien train?
Katie B. O'Brien attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Katie B. O'Brien have?
Katie B. O'Brien has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Katie B. O'Brien do most often?
According to Medicare billing data, Katie B. O'Brien 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
Is Katie B. O'Brien's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Katie B. O'Brien. If this is you, claiming it is free.
Guide.md
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