Individual provider Active NPI

Blake Marleau Snyder, MD

  • Ophthalmology Physician
  • Stanford, CA
National Provider Identifier
1699302927
Registry record updated Jul 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
A182997 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
Fax
(650) 320-9443
NPI assigned
Mar 25, 2020
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 23, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X A182997 CA Primary
Uveitis and Ocular Inflammatory Disease (Ophthalmology) Physician 207WX0108X A182997 CA

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

Other practice location 1

490 Illinois St Fl 5
San Francisco, CA 94143-2510
Phone (415) 476-1442

Other practice location 2

1001 Potrero Avenue Bldg 5 Wd 4M
san Francisco, CA 94110
Phone (628) 206-8304

Other practice location 3

10101 Ridgegate Pkwy
Lone Tree, CO 80124-5522
Phone (720) 225-1000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240705002856 CA Practitioner - Ophthalmology 0840663936 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
87.01 of 100Reported as group
Quality
86.78
Improvement activities
40
Cost
70.46

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Quality
95
Improvement activities
40
Cost
80.65

Merit-based Incentive Payment System (MIPS)

Final score
97.28 of 100Reported as group
Quality
89.92
Promoting interoperability
100
Improvement activities
40
Cost
78.23

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A182997CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
City & County of San Francisco CurrentSince Jul 15, 2024 Accepting new patients
UCSF Medical Group Business Services Ophthalmology CurrentSince Jun 21, 2024 Accepting new patients
Stanford Health Care Current Accepting new patients
University of California San Francisco CurrentSince Jun 21, 2024 Accepting new patients
University of California SFGH Medical Group Ophthalmology CurrentSince Jun 25, 2024 Accepting new patients
Stanford Health Care CurrentSince Jul 1, 2025 Accepting new patients
City and County of San Francisco CurrentSince Jul 15, 2024 Accepting new patients
LPCH Medical Group Div of Lucile CurrentSince Jul 1, 2025 Accepting new patients
City & County of San Francisco Current Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
Stanford Health Care CurrentSince Jul 1, 2025 Accepting new patients
University of California San Francisco CurrentSince Jun 21, 2024 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 25, 2024 Accepting new patients
Regents of the University of California CurrentSince Jun 21, 2024 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 21, 2024 Accepting new patients
University of California San Francisco Medical Center PastSince Mar 1, 2025 Accepting new patients

Locations

2452 Watson Ct
Palo Alto, CA 94303
Phone (650) 721-6888

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

2452 Watson Ct
Ste 1700
Palo Alto, CA 94303
Phone (650) 723-5281

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

1001 Potrero Ave
Rm 3A
San Francisco, CA 94110
Phone (415) 206-4632

1001 Potrero Ave
Bldg 5
San Francisco, CA 94110
Phone (628) 206-5753

1001 Potrero Ave
San Francisco, CA 94110
Phone (415) 206-2305

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

490 Illinois St
Fl 5
San Francisco, CA 94143
Phone (415) 353-2020

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • Direct secure messaging: blake.snyder@hca3.eclinicaldirectplus.com

Organizations & group practices 16

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 16

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1585094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753228800000",
    "number": "1699302927",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000",
            "fax_number": "650-320-9443"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "490 Illinois St Fl 5",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941432510",
            "country_code": "US",
            "telephone_number": "415-476-1442",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1001 Potrero Avenue Bldg 5 Wd 4M",
            "address_purpose": "LOCATION",
            "city": "san Francisco",
            "state": "CA",
            "postal_code": "94110",
            "country_code": "US",
            "telephone_number": "628-206-8304",
            "fax_number": "628-206-6122",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "10101 Ridgegate Pkwy",
            "address_purpose": "LOCATION",
            "city": "Lone Tree",
            "state": "CO",
            "postal_code": "801245522",
            "country_code": "US",
            "telephone_number": "720-225-1000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SNYDER",
        "first_name": "BLAKE",
        "middle_name": "MARLEAU",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-03-25",
        "last_updated": "2025-07-23",
        "certification_date": "2025-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A182997",
            "primary": true
        },
        {
            "code": "207WX0108X",
            "taxonomy_group": "",
            "desc": "Ophthalmology, Uveitis and Ocular Inflammatory Disease",
            "state": "CA",
            "license": "A182997",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.