James Guetzkow, M.D., C.D.E.
NPI 1801906995 · Hospitalist Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Guetzkow, M.D., C.D.E. is a Hospitalist Physician provider in San Jose, CA (NPI 1801906995).
Provider details
- NPI number
- 1801906995
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., C.D.E.
- Sex
- Male
- Sole proprietor
- No
- License
- G35753 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,086 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 35 Minutes99232 | 597 | $88 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 164 | $131 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 163 | $133 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 79 | $124 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 49 | $194 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 93 | 41 |
| Apixabanbrand: Eliquis | 62 | 24 |
| Metformin Hcl | 62 | 17 |
| Pantoprazole Sodium | 60 | 32 |
| Amlodipine Besylate | 57 | 33 |
| Furosemide | 38 | 23 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2018-10-17
Frequently asked questions
- What is James Guetzkow's NPI number?
- James Guetzkow's National Provider Identifier (NPI) is 1801906995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Guetzkow's specialty?
- James Guetzkow is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is James Guetzkow located?
- James Guetzkow's practice location on file with NPPES is 1852 Kocher Drive, San Jose, CA 95125-5516.
- What is James Guetzkow's phone number?
- The practice phone number listed in the NPPES registry for James Guetzkow is (408) 398-4831.
- Does James Guetzkow accept Medicare?
- James Guetzkow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Guetzkow's NPI active?
- Yes — James Guetzkow's NPI (1801906995) is active in the NPPES registry as of the last update on 2018-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.