Shawn Jacob, MD
NPI 1013478528 · Internal Medicine Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shawn Jacob, MD is a Internal Medicine Physician provider in Mountain View, CA (NPI 1013478528).
Provider details
- NPI number
- 1013478528
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 125.074237 (IL)
Specialties & taxonomies
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
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
542 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 | 219 | $88 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 190 | $194 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 73 | $133 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 45 | $130 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 15 | $93 |
Typical Medicare-allowed amounts for these services range $88–$194 (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.
Practice location
Mailing address
Additional practice locations (2)
- 225 N Jackson AveSan Jose, CA 95116-1603Phone: (408) 259-5000
- 2425 Samaritan DrSan Jose, CA 95124-3908Phone: (408) 559-2011
Registry dates
- Enumerated
- 2019-03-27
- Last updated
- 2025-01-21
- Certified
- 2025-01-21
Frequently asked questions
- What is Shawn Jacob's NPI number?
- Shawn Jacob's National Provider Identifier (NPI) is 1013478528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shawn Jacob's specialty?
- Shawn Jacob is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shawn Jacob located?
- Shawn Jacob's practice location on file with NPPES is 2500 Grant Rd, Mountain View, CA 94040-4302.
- What is Shawn Jacob's phone number?
- The practice phone number listed in the NPPES registry for Shawn Jacob is (650) 940-7000.
- Does Shawn Jacob accept Medicare?
- Shawn Jacob is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shawn Jacob's NPI active?
- Yes — Shawn Jacob's NPI (1013478528) is active in the NPPES registry as of the last update on 2025-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.