ERIC HERMANN STOCKER MD
NPI 1891765624
Internal Medicine - Cardiovascular Disease in San Antonio, TX

Active since January 24, 2006PECOS EnrolledAccepts Medicare Assignment
555 E BASSE RD STE 117, SAN ANTONIO, TX 78209(210) 615-1366(210) 595-8229 Get Directions Write a Review

NPPES record last updated: March 2, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 2, 2026, Jan 15, 2020 (2 updates tracked since 2020).

About Eric Hermann Stocker Md NPPES

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

ERIC HERMANN STOCKER MD (NPI 1891765624) is an individual cardiovascular disease provider in San Antonio, Texas, licensed in Texas (J6748) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (1993).

NPPES Registry Identity

NPI1891765624
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameERIC HERMANN STOCKERCredential: MD
Location Address555 E BASSE RD STE 117San Antonio, TX 78209-8329
Mailing AddressPo Box 2507San Antonio, TX 78299-2507 · (210) 615-1366 · Fax (210) 595-8229
Fax(210) 595-8229
Sole ProprietorNo
Medical School CMSTexas Tech University Health Science Center School Of MedicineGraduated 1993
Enumeration DateJanuary 24, 2006
Last NPPES UpdateMarch 2, 20262 updates tracked since enumeration
NPPES CertifiedMarch 2, 2026
NPI 1891765624 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in TX · J6748
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
555 E BASSE RD STE 117, San Antonio, TX 78209

Other Identifiers 3

OtherP00898287TX · Medicare Ptan
Other060032836Medicare Railroad
Other8CM521TX · Bcbs

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Eric Hermann Stocker Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416080791
PECOS Enrollment IDI20100806000610
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.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds) J0153
An adenosine injection is a quick-acting medication used to manage irregular heart rhythms. It works by slowing down the electrical activity in your heart, allowing it to return to its regular rhythm. This procedure is safe and typically performed under medical supervision.
639 services13 patients
Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month 99487
Complex chronic care management is a service for patients with two or more long-term health conditions. It involves a healthcare professional directing clinical staff in providing care for the first 60 minutes each month. This helps manage your health conditions effectively.
249 services78 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
223 services134 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
135 services106 patients
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490
Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.
126 services66 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
124 services96 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78209 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
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

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

Pain Medicine (Pain Medicine)
555 E BASSE RD STE 117
SAN ANTONIO, TX 78209
Nurse Practitioner (Family)
555 E BASSE RD STE 117
SAN ANTONIO, TX 78209
Internal Medicine (Cardiovascular Disease)
555 E BASSE RD STE 117
SAN ANTONIO, TX 78209
Clinical Nurse Specialist (Medical-Surgical)
555 E BASSE RD STE 117
SAN ANTONIO, TX 78209
Specialist/Technologist (Athletic Trainer)
555 E BASSE RD STE 117
SAN ANTONIO, TX 78209

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 Eric Stocker's NPI number?

The NPI number for Eric Stocker is 1891765624. It was assigned to this individual provider in the NPPES registry on January 24, 2006.

Where is Eric Stocker located?

Eric Stocker practices at 555 E Basse Rd Ste 117, San Antonio, TX 78209. The listed phone number is (210) 615-1366.

What is Eric Stocker's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Eric Stocker enrolled in Medicare?

Yes. Eric Stocker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Eric Stocker accept?

Health plans from Blue Cross and Blue Shield of Texas list Eric Stocker 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 Eric Stocker was last updated on March 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.