Individual provider Active NPI

David A Isaacs, CRNA

  • Certified Registered Nurse Anesthetist
  • Webster, TX
National Provider Identifier
1417945643
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
047047 Issued in TX
Practice address
333 N Texas Ave
Webster, TX 77598-4966
Phone
(281) 335-1700
Fax
(281) 335-1708
NPI assigned
Oct 11, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 047047 TX Primary

Addresses

Primary practice location

333 N Texas Ave
Webster, TX 77598-4966

Mailing address

PO Box 4346
Dept 398
Houston, TX 77210-4346
Phone (281) 358-8114

Other identifiers 2

IdentifierTypeStateIssuer
84640UOtherTXBLUE CROSS BLUE SHIELD
P00228811OtherTXRR MEDICARE

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20041210000215 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 4587621628 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Texans Anesthesia Associates PLLCGroup PAC ID 8820171390, 197 clinicians
Capitol Medical Management GroupGroup PAC ID 6800784463, 6 clinicians

Practice addresses (Care Compare)

333 N Texas Ave
Suite 1000
Webster, TX 77598-4962
Phone (713) 400-2990

7401 S Main St
Houston, TX 77030-4509
Phone (713) 335-2365

7505 S Main St
Suite 520
Houston, TX 77030-4524
Phone (713) 335-2365

Hospital & facility affiliations

  • Texas Orthopedic Hospital Hospital, Houston, TX, CCN 450804

Merit-based Incentive Payment System (MIPS)

Final score
89.82 of 100Reported as group
Quality
81.48
Promoting interoperability
100
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
96.25 of 100Reported as group
Quality
92.5
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse, Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
047047TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Berkeley Eye Institute, PLLC CurrentSince Feb 1, 2022 Accepting new patients
Berkeley Eye Institute, PLLC CurrentSince Feb 1, 2022 Accepting new patients
Capitol Medical Management Group Nurse Anesthetist, Certified Registered CurrentSince Oct 20, 2015 Accepting new patients
Texans Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 24, 2025 Accepting new patients
Anesthesia Specialists of Houston, L.L.P. Past Accepting new patients
Anesthesiology Consultants of Houston PLLC Nurse Anesthetist, Certified Registered Past Accepting new patients
River Oaks Anesthesia Consultants PA Past Accepting new patients
Clear Lake Eye Center LLP Past Accepting new patients
Anesthesia Specialists of Houston, L.L.P Past Accepting new patients

Locations

605 Medical Ct
Ste 203
Brenham, TX 77833
Phone (979) 353-5556

2012 West Loop
El Campo, TX 77437
Phone (979) 543-6821

3100 Weslayan St
Ste 400
Houston, TX 77027
Phone (713) 526-1600

1635 North Loop W
Houston, TX 77008
Phone (713) 867-2066

7401 Main St
Houston, TX 77030
Phone (713) 799-8600

7505 Main St
Ste 520
Houston, TX 77030
Phone (713) 335-2365

8850 Long Point Rd
Houston, TX 77055
Phone (713) 467-6555

7700 Fannin St
Houston, TX 77054
Phone (713) 790-1349

21502 Merchants Way
Katy, TX 77449
Phone (281) 579-6777

3929 Woodsons Reserve Pkwy
Spring, TX 77386
Phone (346) 423-6443

15300 Southwest Fwy
Ste 100
Sugar Land, TX 77478
Phone (281) 274-6670

333 N Texas Ave
Ste 1000
Webster, TX 77598
Phone (281) 557-5620

Interoperability endpoints

  • Direct secure messaging: disaacs@direct.berkeleyeye.com

Organizations & group practices 9

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.

Hospital & facility affiliations 1

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": "1128988800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1417945643",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4346",
            "address_2": "DEPT 398",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "772104346",
            "telephone_number": "281-358-8114",
            "fax_number": "281-358-0609"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "333 N TEXAS AVE",
            "city": "WEBSTER",
            "state": "TX",
            "postal_code": "775984966",
            "telephone_number": "281-335-1700",
            "fax_number": "281-335-1708"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ISAACS",
        "first_name": "DAVID",
        "middle_name": "A",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-11",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "047047",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "84640U",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00228811",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Webster, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.