DR. CHARLES VOLK M.D.
NPI 1417297912
Internal Medicine - Pulmonary Disease in Chula Vista, CA
About Dr. Charles Volk M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHARLES VOLK M.D. (NPI 1417297912) is an individual pulmonary disease provider in Chula Vista, California, licensed in California (133229) and active in the NPI registry since February 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Farmington, and is a graduate of New York Medical College (2013).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Charles Volk 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.
Medicare Billing Reassignments
2Medicare enrollment records show Charles Volk reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Jolla, CA 92037
- Reassigned Medicare billing, California enrollment
- 278 clinicians in this Medicare group
Farmington, NM 87401
- Reassigned Medicare billing, New Mexico enrollment
- 368 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91910 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
CHULA VISTA, CA 91910
CHULA VISTA, CA 91910
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 Charles Volk's NPI number?
The NPI number for Charles Volk is 1417297912. It was assigned to this individual provider in the NPPES registry on February 20, 2013.
Where is Charles Volk located?
Charles Volk practices at 435 H St, Chula Vista, CA 91910. The listed phone number is (619) 691-7360.
What is Charles Volk's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Charles Volk enrolled in Medicare?
Yes. Charles Volk 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.
Which organizations bill Medicare for Charles Volk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Volk reassigns Medicare benefits to 2 organizations: Scripps Health Inpatient Providers Medical Group Inc. (La Jolla, CA) and San Juan Regional Medical Center Inc (Farmington, NM). Each 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 Charles Volk's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Charles Volk was last updated on May 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Charles Volk, M.D. · NPI 1417297912
Pulmonary Disease physician in Chula Vista, California. Individual provider, active in the CMS NPPES registry since February 20, 2013.
## Identity
- **NPI:** 1417297912 (Entity type: Individual)
- **Enumerated:** February 20, 2013
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 133229 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 435 H ST, Chula Vista, CA 91910-4307
- **Phone:** (619) 691-7360
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Scripps Health Inpatient Providers Medical Group Inc. (NPI 1699043000, La Jolla, CA); San Juan Regional Medical Center Inc (NPI 1518932151, Farmington, NM) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2013
## Record status
- **NPPES last updated:** May 31, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1417297912) · Data from the CMS NPPES public registry.