Peter J. Altshuler, M.D.

Primary specialty

Transplant Surgery PhysicianTaxonomy code 204F00000X

License

V7805 Issued in TX

Practice address

4502 Medical Dr
San Antonio, TX 78229-4402

Phone

(210) 567-5777

Fax

(210) 358-0408

NPI assigned

Apr 5, 2016

Last updated

Aug 14, 2025By 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 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CA, TX2 enrollments

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 2

Specialty

General Surgery

Education

Jefferson Medical College of Thomas Jefferson University, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

University of Texas Health Science Center at San AntonioGroup PAC ID 0042128548, 1,290 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University Health System Hospital, San Antonio, TX, CCN 450213

Merit-based Incentive Payment System (MIPS)

Final score

97.51 of 100Reported as group

Quality

92.74

Improvement activities

40

Cost

72.4

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: paltshuler307755@direct-ucsfmedicalcenter.org

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.

• University of Texas Health Science Center at San Antonio

  dba UT Health Physicians

  • Internal Medicine Physician
  • San Antonio, TX
  • NPI 1720051717

  Transplant Surgery

  Medicare reassignment Care Compare group NPD
• UCSF Dept of Surgery

  • Surgery Physician
  • San Francisco, CA
  • NPI 1477627537

  Transplant Surgery

  Medicare reassignment NPD
• UCSF Medical Group Business Services

  • Internal Medicine Physician
  • San Francisco, CA
  • NPI 1477624104

  Surgery

  Medicare reassignment NPD
• University of California San Francisco

  dba UCSF Pediatrics Group

  • Pediatrics Physician
  • San Francisco, CA
  • NPI 1861578973
  Medicare reassignment NPD
• The University of Texas Health Science Center at San Antonio

  dba UT Health San Antonio Multispecialty & Research Hospital

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1326829904
  NPD
• UCSF Medical Group Business Services

  dba UCSF Orthotic and Prosthetic Center - Gateway Medical Building

  • Health Service Clinic/Center
  • San Francisco, CA
  • NPI 1194115246
  NPD
• University of California San Francisco

  dba UCSF Medical Center

  • Internal Medicine Physician
  • San Francisco, CA
  • NPI 1164512851

  Surgery

  NPD
• University of California San Francisco

  dba UCSF Outpatient Pharmacy at Parnassus

  • Community/Retail Pharmacy
  • San Francisco, CA
  • NPI 1659141711
  NPD
• Bexar County Hospital District

  dba University Health Dialysis Southeast

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • San Antonio, TX
  • NPI 1164592531
  NPD (past)
• Regents of the University of California

  dba UCSF Department of Medicine Rheumatology

  • Rheumatology Physician
  • San Francisco, CA
  • NPI 1881763597
  NPD (past)
• University of California San Francisco

  dba UCSF Medical Center Adult Chronic Dialysis

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • San Francisco, CA
  • NPI 1992818256
  NPD (past)
• University of California San Francisco Medical Center

  dba UCSF Medical Center

  • General Acute Care Hospital
  • San Francisco, CA
  • NPI 1144325440
  NPD (past)

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

• Bexar County Hospital District

  dba University Health

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1821011248
  Care Compare affiliation

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

{
    "created_epoch": "1459814400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755129600000",
    "number": "1548623622",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4502 MEDICAL DR",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782294402",
            "telephone_number": "210-567-5777",
            "fax_number": "210-358-0408"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4502 MEDICAL DR",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782294402",
            "telephone_number": "210-567-5777",
            "fax_number": "210-358-0408"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALTSHULER",
        "first_name": "PETER",
        "middle_name": "J.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-04-05",
        "last_updated": "2025-08-14",
        "certification_date": "2025-08-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "TX",
            "license": "V7805",
            "primary": false
        },
        {
            "code": "204F00000X",
            "taxonomy_group": "",
            "desc": "Transplant Surgery",
            "state": "TX",
            "license": "V7805",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kyle Marten Altman, MD
• Mary Dennis Altmeyer, MD
• Wilson B Altmeyer, MD
• Jillian Joyce Altobella
• Baylea Altom, IOM
• Alturos Labs LLC
• Punnami Reddy Aluka
• John K Alukal, M.D
• Joselyn Alumkal, O.D.
• Julius Samuel Nuesa Aluyen III, M.D.

• Transplant Surgery Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Transplant Surgery Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 14, 2025; 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.
• 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.