Evan Baum, MD
NPI 1073140638 · Internal Medicine Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evan Baum, MD is a Internal Medicine Physician provider in Stanford, CA (NPI 1073140638).
Provider details
- NPI number
- 1073140638
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A185801 (CA)
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
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
726 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 | 339 | $132 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 137 | $131 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 113 | $194 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 103 | $87 |
| Advance Care Planning, First 30 Minutes99497 | 19 | $85 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur Drive, Lane 154Stanford, CA 94305-5133Phone: (650) 723-6661Fax: (650) 498-6205
Registry dates
- Enumerated
- 2020-03-24
- Last updated
- 2024-04-17
- Certified
- 2024-04-17
Frequently asked questions
- What is Evan Baum's NPI number?
- Evan Baum's National Provider Identifier (NPI) is 1073140638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evan Baum's specialty?
- Evan Baum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Evan Baum located?
- Evan Baum's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Evan Baum's phone number?
- The practice phone number listed in the NPPES registry for Evan Baum is (650) 723-4000.
- Does Evan Baum accept Medicare?
- Evan Baum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Evan Baum's NPI active?
- Yes — Evan Baum's NPI (1073140638) is active in the NPPES registry as of the last update on 2024-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.