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WILLIAM H HOLDERMAN M.D.
NPI 1346213956
Internal Medicine - Gastroenterology in Tacoma, WA

Active since February 13, 2006PECOS EnrolledAccepts Medicare Assignment
3209 S 23RD ST, STE. 340, TACOMA, WA 98405(253) 272-8148(253) 404-0506 Get Directions Write a Review

NPPES record last updated: April 4, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William H Holderman M.d. NPPES

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

WILLIAM H HOLDERMAN M.D. (NPI 1346213956) is an individual gastroenterology provider in Tacoma, Washington, licensed in Washington (MD00030625) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Tacoma General Allenmore Hospital, and is a graduate of R Franklin University Of Med & Sci/chicago Medical School (1987).

NPPES Registry Identity

NPI1346213956
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameWILLIAM H HOLDERMANCredential: M.D.
Location Address3209 S 23RD ST, STE. 340Tacoma, WA 98405-1602
Mailing Address2420 S Union Ave, Ste 200Tacoma, WA 98405-1322 · (253) 272-8148 · Fax (253) 404-0506
Phone(253) 272-8148
Fax(253) 404-0506
Sole ProprietorNo
Medical School CMSR Franklin University Of Med & Sci/chicago Medical SchoolGraduated 1987
Enumeration DateFebruary 13, 2006
Last NPPES UpdateApril 4, 2014
✔ NPI 1346213956 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 WA · MD00030625
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.
3209 S 23RD ST, Tacoma, WA 98405
Open in Google Maps ↗

Other Identifiers 13

Medicare PIN001045707WA
Medicaid8149072WA
Medicare PING8851597WA
Medicare PIN000188104WA
Medicare PING8851594WA
OtherMD00030625WA · Wa License
Medicare PIN000188100WA
Medicare PIN100005184WA
Medicare PING8851595WA
Medicare PIN001045700WA
Medicare PIN8851594WA
Medicare PING8851596WA
Medicare PING8880511WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.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

William H Holderman M.d. 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 ID6406844091
PECOS Enrollment IDI20100515000132
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 11

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.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
88 services88 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
83 services82 patients
Colorectal cancer screening; colonoscopy on individual at high risk G0105
Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.
77 services77 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
52 services52 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
41 services36 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
41 services41 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Tacoma General Allenmore Hospital

Acute Care Hospitals · Tacoma, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500129
Location315 S Mlk Jr WayTacoma, WA 98405 · Pierce County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98405 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
$130.99 typical visit price
range $57.27 – $172.80
Typical copayment $32.74 (range $14.31 – $43.20)
Most-billed visit code 99204
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
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.

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.

CRAIG ANDREW SWANK CRNA
Nurse Anesthetist, Certified Registered
3209 S 23RD ST, SUITE 340
TACOMA, WA 98405
Pierce County (253) 503-2598
ALBERT C MORRISS PA-C
Physician Assistant (Medical)
3209 S 23RD ST, STE. #340
TACOMA, WA 98405
Pierce County (253) 272-8148
RICHELLE BEJARIN LAMBERTI CRNA
Nurse Anesthetist, Certified Registered
3209 S 23RD ST, STE 340
TACOMA, WA 98405
Pierce County (253) 503-2598
JONATHAN J HURST M.D.
Internal Medicine (Gastroenterology)
3209 S 23RD ST, STE. 340
TACOMA, WA 98405
Pierce County (253) 272-8148
DR. MICHAEL H. LEE MD
Internal Medicine (Gastroenterology)
3209 S 23RD ST, SUITE 340
TACOMA, WA 98405
Pierce County (253) 272-8148
RYAN W MCDONALD CRNA
Nurse Anesthetist, Certified Registered
3209 S 23RD ST, SUITE 340
TACOMA, WA 98405
Pierce County (253) 272-5127
MARK ALLAN WATSON NURSE ANESTHETIST
Nurse Anesthetist, Certified Registered
3209 S 23RD ST, STE 340
TACOMA, WA 98405
Pierce County (253) 272-5127
DARREN CRAIG SCHWARTZ MD
Internal Medicine (Gastroenterology)
3209 S 23RD ST, STE 340
TACOMA, WA 98405
Pierce County (253) 272-5127

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 William Holderman's NPI number?

The NPI number for William Holderman is 1346213956. It was assigned to this individual provider in the NPPES registry on February 13, 2006.

Where is William Holderman located?

William Holderman practices at 3209 S 23rd St Ste. 340, Tacoma, WA 98405. The listed phone number is (253) 272-8148.

What is William Holderman's specialty?

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

Is William Holderman enrolled in Medicare?

Yes. William Holderman 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 William Holderman accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list William Holderman 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.

Is William Holderman affiliated with any hospitals?

According to CMS data, William Holderman is affiliated with Tacoma General Allenmore Hospital.

When was this NPI record last updated?

The NPPES record for William Holderman was last updated on April 4, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.