DR. DAVID A HERZOG MD
NPI 1093788374
Internal Medicine in Rye, NY
About Dr. David A Herzog Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID A HERZOG MD (NPI 1093788374) is an individual internal medicine provider in Rye, New York, licensed in New York (151221) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Icahn School Of Medicine At Mount Sinai (1981).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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. David A Herzog 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.
Medicare Billing Reassignment
Medicare enrollment records show David Herzog reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rye Brook, NY 10573
- Reassigned Medicare billing, New York enrollment
- 470 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 2
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 10580 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 David Herzog's NPI number?
The NPI number for David Herzog is 1093788374. It was assigned to this individual provider in the NPPES registry on February 8, 2006.
Where is David Herzog located?
David Herzog practices at 1 Theall Rd, Rye, NY 10580. The listed phone number is (914) 848-8700.
What is David Herzog's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is David Herzog enrolled in Medicare?
Yes. David Herzog 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 organization bills Medicare for David Herzog's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Herzog reassigns Medicare benefits to Westchester Medical Group, P.C. (Rye Brook, NY). 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 David Herzog'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 David Herzog was last updated on October 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. David A Herzog, MD · NPI 1093788374
Internal Medicine physician in Rye, New York. Individual provider, active in the CMS NPPES registry since February 8, 2006.
## Identity
- **NPI:** 1093788374 (Entity type: Individual)
- **Enumerated:** February 8, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 151221 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 THEALL RD, Rye, NY 10580-1404
- **Phone:** (914) 848-8700 · **Fax:** (914) 682-6403
## 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:** Westchester Medical Group, P.C. (NPI 1881653822, Rye Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Icahn School Of Medicine At Mount Sinai, class of 1981
## Record status
- **NPPES last updated:** October 16, 2013
- **Other identifiers:** Medicare PIN 45F361 (NY); Medicaid 01194325 (NY); Medicare UPIN E80129
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Source: [NPI Profile](https://npiprofile.com/npi/1093788374) · Data from the CMS NPPES public registry.