Robert De Guzman, MD, MBA
NPI 1629606082 · Hospitalist Physician · Youngstown, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert De Guzman, MD, MBA is a Hospitalist Physician provider in Youngstown, OH (NPI 1629606082).
Provider details
- NPI number
- 1629606082
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MBA
- Sex
- Male
- Sole proprietor
- No
- License
- 57.249397 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
392 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 285 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 88 | $108 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 | $124 |
Typical Medicare-allowed amounts for these services range $75–$124 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 39 | 25 |
| Amlodipine Besylate | 37 | 23 |
| Metoprolol Succinate | 27 | 20 |
| Apixabanbrand: Eliquis | 22 | 11 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 19 | 14 |
| Spironolactone | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$72 across 1 record (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
Additional practice locations (2)
- 8401 Market StBoardman, OH 44512-6725Phone: (330) 729-4298Fax: (330) 729-1591
- 667 Eastland Ave SeWarren, OH 44484-4503Phone: (330) 841-2378Fax: (330) 729-1591
Registry dates
- Enumerated
- 2020-03-31
- Last updated
- 2023-11-17
- Certified
- 2023-11-17
Frequently asked questions
- What is Robert De Guzman's NPI number?
- Robert De Guzman's National Provider Identifier (NPI) is 1629606082, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert De Guzman's specialty?
- Robert De Guzman is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Robert De Guzman located?
- Robert De Guzman's practice location on file with NPPES is 1044 Belmont Ave, Youngstown, OH 44504-1006.
- What is Robert De Guzman's phone number?
- The practice phone number listed in the NPPES registry for Robert De Guzman is (330) 480-7320.
- Does Robert De Guzman accept Medicare?
- Robert De Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert De Guzman's NPI active?
- Yes — Robert De Guzman's NPI (1629606082) is active in the NPPES registry as of the last update on 2023-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.