DAVID RAY HOLTZCLAW (MD) – Anesthesiology Physician, NPI 1174560940

DAVID RAY HOLTZCLAW (MD) is a healthcare provider. based in Hillsborough, California. specializing in Anesthesiology Physician. They hold the professional credentials MD. They hold a License No. G37301 (CA). The NPI Number for DAVID RAY HOLTZCLAW (MD) is 1174560940

Main info

Male
49 Years Of Experience
Accepts Medicare Assignment
Name
DAVID RAY HOLTZCLAW (MD)
NPI
1174560940
Phone
Not provided
Address
3640 RALSTON AVE
Enumeration Date
1 June 2006
Last Update Date
6 February 2014

Doctor Profile

Medical School Name
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Secondary Phone
6506965400
Graduation Year
1977 (49 years ago)
PAC ID
3779642756
Group Practice PAC ID
1850334384
Professional Enrollment ID
I20081105000555
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Loading map...

Provider Addresses for DAVID RAY HOLTZCLAW (MD)

  • 3640, Ralston Avenue, Hillsborough Park, Hillsborough, San Mateo County, California, 94010, United States

    HILLSBOROUGH, CA 940106734

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 94010)

Loading plans...

Provider's Procedures

DAVID RAY HOLTZCLAW (MD) performs procedures in Anesthesiology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
ANESTHESIOLOGYCA00142Anesthesia for lens surgery3030

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1850334384View full group profile
NameSpecialtyState
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YMD
A N E S T H E S I O L O G YNY
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What is the registry number for DAVID RAY HOLTZCLAW (MD)?
The registry entry for DAVID RAY HOLTZCLAW (MD) shows NPI 1174560940.
Quick check: is DAVID RAY HOLTZCLAW (MD) active?
Public NPPES data shows DAVID RAY HOLTZCLAW (MD) with an active NPI status right now.
Which specialty label fits DAVID RAY HOLTZCLAW (MD)?
NPPES ties DAVID RAY HOLTZCLAW (MD) to Anesthesiology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Is DAVID RAY HOLTZCLAW (MD) tied to Hillsborough, California?
If you are local to Hillsborough, California, DAVID RAY HOLTZCLAW (MD) may be relevant to your search.
Can I export DAVID RAY HOLTZCLAW (MD)'s record?
You can download the official NPPES record; we summarize key fields for readability.

Similar Providers

DR. JUSTIN LIEH WAI LO (M.D.)

Pain Medicine (Anesthesiology) Physician
1020, Bromfield Road, San Mateo Park, Hillsborough, San Mateo County, California, 94010, United States
NPI: 1407818370

MR. UDAY JAIN (MD)

Anesthesiology Physician
2222 LAFAYETTE ST
NPI: 1487694931

DR. DONNA BILTON REHER (M.D.)

Anesthesiology Physician
2835 SUMMIT DR
NPI: 1952672586
505 CHATEAU DR
NPI: 1427766831
505 CHATEAU DR
NPI: 1558071696