Ian Brown, M.D./PHD.
NPI 1598993248 · Surgery Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Brown, M.D./PHD. is a Surgery Physician provider in Sacramento, CA (NPI 1598993248).
Provider details
- NPI number
- 1598993248
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D./PHD.
- Sex
- Male
- Sole proprietor
- No
- License
- A108671 (CA)
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
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
335 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 | 181 | $80 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 51 | $49 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 44 | $131 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 34 | $175 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 14 | $119 |
| Emergency Department Visit With High Level of Medical Decision Making99285 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$83 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
Registry dates
- Enumerated
- 2009-07-01
- Last updated
- 2020-06-19
- Certified
- 2020-06-19
Frequently asked questions
- What is Ian Brown's NPI number?
- Ian Brown's National Provider Identifier (NPI) is 1598993248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Brown's specialty?
- Ian Brown is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Brown located?
- Ian Brown's practice location on file with NPPES is 2315 Stockton Blvd. - Department of Surgery, Sacramento, CA 95817-2201.
- What is Ian Brown's phone number?
- The practice phone number listed in the NPPES registry for Ian Brown is (415) 476-1239.
- Does Ian Brown accept Medicare?
- Ian Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Brown's NPI active?
- Yes — Ian Brown's NPI (1598993248) is active in the NPPES registry as of the last update on 2020-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.