Mark Holodniy, MD
NPI 1073533238 · Infectious Disease Physician · Palo Alto, CA
Enrolled with Medicare as Order and Referring Only - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Holodniy, MD is a Infectious Disease Physician provider in Palo Alto, CA (NPI 1073533238).
Provider details
- NPI number
- 1073533238
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G59492 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 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
- 2006-07-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Holodniy's NPI number?
- Mark Holodniy's National Provider Identifier (NPI) is 1073533238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Holodniy's specialty?
- Mark Holodniy is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Holodniy located?
- Mark Holodniy's practice location on file with NPPES is 3801 Miranda Ave, Palo Alto, CA 94304-1207.
- What is Mark Holodniy's phone number?
- The practice phone number listed in the NPPES registry for Mark Holodniy is (650) 852-3408.
- Does Mark Holodniy accept Medicare?
- Mark Holodniy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Holodniy's NPI active?
- Yes — Mark Holodniy's NPI (1073533238) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.