Freddy Guevara, D.O.
NPI 1033599931 · Internal Medicine Physician · Bethlehem, PA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Freddy Guevara, D.O. is a Internal Medicine Physician provider in Bethlehem, PA (NPI 1033599931).
Provider details
- NPI number
- 1033599931
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- OT-016670 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
962 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 434 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 269 | $73 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 167 | $106 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 92 | $161 |
Typical Medicare-allowed amounts for these services range $73–$161 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 33 | 18 |
| Prednisone | 27 | 25 |
| Furosemide | 19 | 14 |
| Cefdinir | 16 | 16 |
| Atorvastatin Calcium | 15 | 11 |
| Apixabanbrand: Eliquis | 15 | 13 |
| Clopidogrel Bisulfatebrand: Clopidogrel |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-04
- Last updated
- 2015-06-04
Frequently asked questions
- What is Freddy Guevara's NPI number?
- Freddy Guevara's National Provider Identifier (NPI) is 1033599931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Freddy Guevara's specialty?
- Freddy Guevara is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Freddy Guevara located?
- Freddy Guevara's practice location on file with NPPES is 801 Ostrum St, Bethlehem, PA 18015-1000.
- What is Freddy Guevara's phone number?
- The practice phone number listed in the NPPES registry for Freddy Guevara is (484) 526-4644.
- Does Freddy Guevara accept Medicare?
- Freddy Guevara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Freddy Guevara's NPI active?
- Yes — Freddy Guevara's NPI (1033599931) is active in the NPPES registry as of the last update on 2015-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.