William Seid, DDS

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

16458 Issued in TX

Practice address

2009 John St
Pasadena, TX 77502-3375

Phone

(713) 473-6677

Fax

(713) 473-6778

NPI assigned

Jul 19, 2005

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Opted out of Medicare

Yes, effective Apr 21, 2016 through Apr 21, 2028

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

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

• Jimmy Joe Moon, DDS & Barbara Seid Moon, DDS, Inc.

  • Dental Clinic/Center
  • Pasadena, TX
  • NPI 1902011307
  NPD (past)

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

{
    "created_epoch": "1121731200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1083613202",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3411 SCENIC ELM ST",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770593728",
            "telephone_number": "281-488-6574"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2009 JOHN ST",
            "city": "PASADENA",
            "state": "TX",
            "postal_code": "775023375",
            "telephone_number": "713-473-6677",
            "fax_number": "713-473-6778"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEID",
        "first_name": "WILLIAM",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-19",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "TX",
            "license": "16458",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kelsey Scott, FNP-C
• Jonathan Seals, MSCJ, LCDC
• Sarah Sedrak
• Nivedita Rudragoud Seerpi, DDS
• Scott Eric Segal, MD
• Catherine Seifert, PT, DPT
• Kelsey Seifert, M.A., LPC-S, LMFT
• Select Physical Therapy Texas Limited Partnership (Select Physical Therapy)
• Select Physical Therapy Texas Limited Partnership
• Tiessa Lurae Self

• General Practice Dentistry in Pasadena, TX
• Providers in Pasadena, TX by specialty
• General Practice Dentistry in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.