Patricia Mertes, RN, MS, FNP
NPI 1629048038 · Family Nurse Practitioner · Chicopee, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Mertes, RN, MS, FNP is a Family Nurse Practitioner provider in Chicopee, MA (NPI 1629048038).
Provider details
- NPI number
- 1629048038
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MS, FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 160300 (MA)
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
20 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
180 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 | 135 | $100 |
| Psychotherapy, 45 Minutes90834 | 45 | $77 |
Typical Medicare-allowed amounts for these services range $77–$100 (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 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 241 | 28 |
| Trazodone Hcl | 196 | 32 |
| Clonazepam | 150 | 24 |
| Zolpidem Tartrate | 149 | 20 |
| Hydroxyzine Pamoate | 135 | 23 |
| Bupropion Hclbrand: Bupropion Xl | 128 | 19 |
| Lorazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-26
- Last updated
- 2011-10-28
Frequently asked questions
- What is Patricia Mertes's NPI number?
- Patricia Mertes's National Provider Identifier (NPI) is 1629048038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Mertes's specialty?
- Patricia Mertes is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Patricia Mertes located?
- Patricia Mertes's practice location on file with NPPES is 203 Exchange St, Chicopee, MA 01013-1246.
- What is Patricia Mertes's phone number?
- The practice phone number listed in the NPPES registry for Patricia Mertes is (413) 420-2222.
- Does Patricia Mertes accept Medicare?
- Patricia Mertes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Mertes's NPI active?
- Yes — Patricia Mertes's NPI (1629048038) is active in the NPPES registry as of the last update on 2011-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.