Ruth Guzman, NP
NPI 1346960556 · Family Nurse Practitioner · Oswego, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Guzman, NP is a Family Nurse Practitioner provider in Oswego, NY (NPI 1346960556).
Provider details
- NPI number
- 1346960556
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 350262 (NY)
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 tenure25% of score
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
227 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $104 |
| Automated Urinalysis Test81003 | 37 | $2 |
Typical Medicare-allowed amounts for these services range $2–$104 (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 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 85 | 38 |
| Levothyroxine Sodium | 80 | 39 |
| Atorvastatin Calcium | 62 | 36 |
| Alprazolam | 60 | 39 |
| Escitalopram Oxalate | 50 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 46 | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$879 across 48 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-08-29
- Last updated
- 2022-08-29
- Certified
- 2022-08-29
Frequently asked questions
- What is Ruth Guzman's NPI number?
- Ruth Guzman's National Provider Identifier (NPI) is 1346960556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Guzman's specialty?
- Ruth Guzman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ruth Guzman located?
- Ruth Guzman's practice location on file with NPPES is 300 State Route 104 Ste 1, Oswego, NY 13126-2956.
- What is Ruth Guzman's phone number?
- The practice phone number listed in the NPPES registry for Ruth Guzman is (315) 342-0030.
- Does Ruth Guzman accept Medicare?
- Ruth Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Guzman's NPI active?
- Yes — Ruth Guzman's NPI (1346960556) is active in the NPPES registry as of the last update on 2022-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.