Rowena Tessmann, PMH-NP, PH.D.
NPI 1073531422 · Nurse Practitioner · Waterville, ME
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rowena Tessmann, PMH-NP, PH.D. is a Nurse Practitioner provider in Waterville, ME (NPI 1073531422).
Provider details
- NPI number
- 1073531422
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMH-NP, PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R038001 (ME)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
266 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 | 266 | $102 |
Typical Medicare-allowed amounts for these services range $102–$102 (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 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 155 | 22 |
| Quetiapine Fumarate | 132 | 22 |
| Lorazepam | 124 | 17 |
| Clonidine Hcl | 110 | 24 |
| Benztropine Mesylate | 72 | 18 |
| Olanzapine | 68 | 13 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 66 | 11 |
| Trazodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2009-07-13
Frequently asked questions
- What is Rowena Tessmann's NPI number?
- Rowena Tessmann's National Provider Identifier (NPI) is 1073531422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rowena Tessmann's specialty?
- Rowena Tessmann is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rowena Tessmann located?
- Rowena Tessmann's practice location on file with NPPES is 58 Elm St., Waterville, ME 04901.
- What is Rowena Tessmann's phone number?
- The practice phone number listed in the NPPES registry for Rowena Tessmann is (207) 680-2065.
- Does Rowena Tessmann accept Medicare?
- Rowena Tessmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rowena Tessmann's NPI active?
- Yes — Rowena Tessmann's NPI (1073531422) is active in the NPPES registry as of the last update on 2009-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.