Linda Trowbridge, PMHNP
NPI 1558639047 · Psychiatric/Mental Health Nurse Practitioner · Sherman, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Trowbridge, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Sherman, TX (NPI 1558639047).
Provider details
- NPI number
- 1558639047
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 248714 (TX)
Specialties & taxonomies
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
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
162 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 | 91 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $74 |
Typical Medicare-allowed amounts for these services range $74–$92 (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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Quetiapine Fumarate | 60 |
| Clonazepam | 53 |
| Buspirone Hcl | 35 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 33 |
| Lorazepam | 30 |
| Benztropine Mesylate | 30 |
| Clozapine | 30 |
| Fluoxetine Hcl | 30 |
| Sertraline Hcl | 28 |
| Hydroxyzine Pamoate |
Practice location
Mailing address
Additional practice locations (2)
- 121 W Loockerman StDover, DE 19904-7325Phone: (302) 674-1397Fax: (302) 674-1602
- 2601 N Cornerstone DrSherman, TX 75092-2551Phone: (903) 416-3000Fax: (903) 416-3001
Registry dates
- Enumerated
- 2011-12-12
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Linda Trowbridge's NPI number?
- Linda Trowbridge's National Provider Identifier (NPI) is 1558639047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Trowbridge's specialty?
- Linda Trowbridge is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Linda Trowbridge located?
- Linda Trowbridge's practice location on file with NPPES is 120 S Crockett St, Sherman, TX 75090-5906.
- What is Linda Trowbridge's phone number?
- The practice phone number listed in the NPPES registry for Linda Trowbridge is (903) 421-0044.
- Does Linda Trowbridge accept Medicare?
- Linda Trowbridge is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Trowbridge's NPI active?
- Yes — Linda Trowbridge's NPI (1558639047) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.