DR. MICHAEL E VOLLMER M.D.
NPI 1457379174
Internal Medicine - Infectious Disease in Walnut Creek, CA

Q: What is Michael Vollmer's NPI number?

The NPI number for Michael Vollmer is 1457379174. It was assigned to this individual provider in the NPPES registry on July 18, 2006.

Q: What is Michael Vollmer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Michael Vollmer was last updated on December 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since July 18, 2006PECOS EnrolledAccepts Medicare Assignment

365 LENNON LN, SUITE 200, WALNUT CREEK, CA 94598(925) 947-2334(925) 947-5889 Get Directions Write a Review

NPPES record last updated: December 22, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Michael E Vollmer M.d. NPPES

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

DR. MICHAEL E VOLLMER M.D. (NPI 1457379174) is an individual infectious disease provider in Walnut Creek, California, licensed in California (A81389) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Minnesota Medical School (2001).

NPPES Registry Identity

NPI1457379174

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. MICHAEL E VOLLMERCredential: M.D.

Location Address365 LENNON LN, SUITE 200Walnut Creek, CA 94598-5910

Mailing Address365 Lennon Ln, Suite 200Walnut Creek, CA 94598-5910 · (925) 947-2334 · Fax (925) 947-5889

Phone(925) 947-2334

Fax(925) 947-5889

Sole ProprietorNo

Medical School CMSUniversity Of Minnesota Medical SchoolGraduated 2001

Enumeration DateJuly 18, 2006

Last NPPES UpdateDecember 22, 2021

✔ NPI 1457379174 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in CA · A81389

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

365 LENNON LN, Walnut Creek, CA 94598

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Other Identifiers 1

Medicaid00A813890CA

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

Dr. Michael E Vollmer 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 ID3274533443

PECOS Enrollment IDI20070111000556

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94598 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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 19

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

MS. TERILYN ANN VOEGTLE APRN, BC

Nurse Practitioner (Adult Health)

365 LENNON LN, SUITE 210
WALNUT CREEK, CA 94598

Contra Costa County (925) 944-1110

KONARK SHARMA M.D.

Internal Medicine (Infectious Disease)

365 LENNON LN, 200
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2334

INFECTIOUS DISEASE DOCTORS MEDICAL GROUP APC

Internal Medicine (Infectious Disease)

365 LENNON LN, SUITE 200
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2334

DR. MIRA LIM M.D.

Ophthalmology

365 LENNON LN, STE 210
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-0888

BAY AREA COLON & RECTAL SURGEONS

Surgery

365 LENNON LN, SUITE 290
WALNUT CREEK, CA 94598

Contra Costa County (925) 274-9000

DR. RONALD B WASSERMAN M.D.

Internal Medicine (Infectious Disease)

365 LENNON LN, SUITE 200
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2334

DR. JORGE R BERNETT M.D.

Internal Medicine (Infectious Disease)

365 LENNON LN, SUITE 200
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2334

DEVIN T CALLISTER M.D.

Internal Medicine (Infectious Disease)

365 LENNON LN, SUITE 200
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2334

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 Michael Vollmer's NPI number?

The NPI number for Michael Vollmer is 1457379174. It was assigned to this individual provider in the NPPES registry on July 18, 2006.

Where is Michael Vollmer located?

Michael Vollmer practices at 365 Lennon Ln Suite 200, Walnut Creek, CA 94598. The listed phone number is (925) 947-2334.

What is Michael Vollmer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Michael Vollmer enrolled in Medicare?

Yes. Michael Vollmer 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.

When was this NPI record last updated?

The NPPES record for Michael Vollmer was last updated on December 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.