Denise O'Brien, CRNP
NPI 1790859197 · Psychiatric/Mental Health Nurse Practitioner · Bethlehem, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Denise O'Brien, CRNP is a Psychiatric/Mental Health Nurse Practitioner provider in Bethlehem, PA (NPI 1790859197).
Provider details
- NPI number
- 1790859197
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- SP018831 (PA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
149 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $97 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $72 |
Typical Medicare-allowed amounts for these services range $72–$97 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lamotrigine | 114 | 23 |
| Clonazepam | 108 | 17 |
| Bupropion Hclbrand: Bupropion Xl | 93 | 15 |
| Lorazepam | 73 | 19 |
| Alprazolam | 67 | 11 |
| Trazodone Hcl | 63 | 11 |
| Duloxetine Hcl | 61 |
Practice location
Mailing address
Additional practice locations (1)
- 2545 Schoenersville Road5th Floor Lvh-M SouthBethlehem, PA 18017-7300Phone: (484) 884-6503Fax: (484) 884-6504
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Denise O'Brien's NPI number?
- Denise O'Brien's National Provider Identifier (NPI) is 1790859197, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denise O'Brien's specialty?
- Denise O'Brien is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Denise O'Brien located?
- Denise O'Brien's practice location on file with NPPES is 2710 Schoenersville Rd, Bethlehem, PA 18017-3574.
- What is Denise O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Denise O'Brien is (610) 297-7500.
- Does Denise O'Brien accept Medicare?
- Denise O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Denise O'Brien's NPI active?
- Yes — Denise O'Brien's NPI (1790859197) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.