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DR. JOHN T SWAN M.D.
NPI 1366436032
Internal Medicine - Gastroenterology in San Antonio, TX

Active since September 08, 2005PECOS Enrolled
5223 HAMILTON WOLFE RD, SAN ANTONIO, TX 78229(210) 614-1234(210) 614-0952 Get Directions Write a Review

NPPES record last updated: March 17, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 17, 2018, Feb 16, 2018 (2 updates tracked since 2018).

About Dr. John T Swan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN T SWAN M.D. (NPI 1366436032) is an individual gastroenterology provider in San Antonio, Texas, licensed in Texas (F7214) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1366436032
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. JOHN T SWANCredential: M.D.
Location Address5223 HAMILTON WOLFE RDSan Antonio, TX 78229-4463
Mailing Address8415 Datapoint Dr Ste 700San Antonio, TX 78229-3327 · (210) 614-1234 · Fax (210) 614-0952
Phone(210) 614-1234
Fax(210) 614-0952
Sole ProprietorNo
Enumeration DateSeptember 8, 2005
Last NPPES UpdateMarch 17, 20182 updates tracked since enumeration
✔ NPI 1366436032 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · F7214
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5223 HAMILTON WOLFE RD, San Antonio, TX 78229
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1855 Proton RdSan Antonio, TX 78258-4203 · Phone (210) 614-1234 · Fax (210) 614-0952
Location 212850 Toepperwein RdLive Oak, TX 78233-4115 · Phone (210) 614-1234 · Fax (210) 614-0952

Other Identifiers 2

Medicaid046875301TX
Other88A652TX · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. John T Swan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show John Swan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Digestive Disease Consultants, PLLC
192 mi
Gastroenterology
4100 S SHEPHERD DR
Houston, TX 77098
  • Reassigned Medicare billing, Texas enrollment
  • 575 clinicians in this Medicare group
NPI 1013429968 (832) 255-5681

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78229 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Photodocumentation of Cecal Intubation
The rate of screening and surveillance colonoscopies for which photodocumentation of landmarks of cecal intubation is performed to establish a complete examination
99%188 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ZAREMA J SINGSON M.D.
Internal Medicine (Gastroenterology)
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
SUNIL K DWIVEDI M.D.
Internal Medicine (Gastroenterology)
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
HEATHER ARMSTRONG MSN, APRN, FNP-C
Nurse Practitioner
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (214) 614-1234
DR. CHIRAG M PATEL M.D.
Internal Medicine (Gastroenterology)
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
DR. PATRICK A MASTERS M.D.
Internal Medicine (Gastroenterology)
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
PATRICIA ROSE GARZA PA-C
Physician Assistant
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
GCSA ANESTHESIA PLLC
Anesthesiology
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234
DR. JORGE MIGUEL CAVAZOS M.D.
Internal Medicine (Gastroenterology)
5223 HAMILTON WOLFE RD
SAN ANTONIO, TX 78229
Bexar County (210) 614-1234

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Swan's NPI number?

The NPI number for John Swan is 1366436032. It was assigned to this individual provider in the NPPES registry on September 8, 2005.

Where is John Swan located?

John Swan practices at 5223 Hamilton Wolfe Rd, San Antonio, TX 78229. The listed phone number is (210) 614-1234.

What is John Swan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is John Swan enrolled in Medicare?

Yes. John Swan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for John Swan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Swan reassigns Medicare benefits to Texas Digestive Disease Consultants, PLLC (Houston, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Swan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Swan accept?

Health plans from Blue Cross and Blue Shield of Texas list John Swan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Swan was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.