DR. LAWRENCE GRANT WALDROP M.D.
NPI 1245264969
Specialist in Los Alamitos, CA

Active since July 10, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0709517 · Waiver
3791 KATELLA AVE, SUITE 104, LOS ALAMITOS, CA 90720(562) 493-6461(562) 489-8489 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Lawrence Grant Waldrop M.d. NPPES

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

DR. LAWRENCE GRANT WALDROP M.D. (NPI 1245264969) is an individual specialist in Los Alamitos, California, licensed in California (G53132) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 31, 2026, and is a graduate of University Of Texas Medical Branch At Galveston (1975).

NPPES Registry Identity

NPI1245264969
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. LAWRENCE GRANT WALDROPCredential: M.D.
Location Address3791 KATELLA AVE, SUITE 104Los Alamitos, CA 90720-3105
Mailing Address3791 Katella Ave, Suite 104Los Alamitos, CA 90720-3105 · (562) 493-6461 · Fax (562) 489-8489
Fax(562) 489-8489
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1975
Enumeration DateJuly 10, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1245264969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License Licensed in CA · G53132
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
3791 KATELLA AVE, Los Alamitos, CA 90720

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. Lawrence Grant Waldrop 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 ID9739215252
PECOS Enrollment IDI20100408000515
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0709517

Lawrence G Waldrop MD · Los Alamitos, CA
Active · expires Aug 31, 2026
CLIA Number05D0709517
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorLawrence G. Waldrop
Laboratory Phone(310) 493-6461
Laboratory LocationLawrence G Waldrop MD3791 Katella Avenue Suite 104, Los Alamitos, CA 90720
CLIA data matches this NPI record on: Address
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 12

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
265 services120 patients
Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
114 services24 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
92 services27 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.
79 services54 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
68 services68 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
39 services39 patients

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
5 suppliers15 claims28 services$6.00 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
4 suppliers13 claims78 services$1.50 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers14 claims14 services$43.57 avg. paid by Medicare
Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038
DME-Other DME · category DE000N
1 supplier11 claims11 services$8.05 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$62.27 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$31.53 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Internal Medicine
3791 KATELLA AVE, STE 104
LOS ALAMITOS, CA 90720
Surgery
3791 KATELLA AVE, #201 VASCULAR & GENERAL SURGERY ASSOC.
LOS ALAMITOS, CA 90720
Psychiatry & Neurology (Neurology)
3791 KATELLA AVE, SUITE 106
LOS ALAMITOS, CA 90720
Nurse Practitioner (Obstetrics & Gynecology)
3791 KATELLA AVE, STE. 108
LOS ALAMITOS, CA 90720
Internal Medicine
3791 KATELLA AVE, SUITE105
LOS ALAMITOS, CA 90720
Obstetrics & Gynecology
3791 KATELLA AVE, STE 209
LOS ALAMITOS, CA 90720
Internal Medicine
3791 KATELLA AVE, SUITE 105
LOS ALAMITOS, CA 90720
Urology
3791 KATELLA AVE, SUITE 200
LOS ALAMITOS, CA 90720

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 Lawrence Waldrop's NPI number?

The NPI number for Lawrence Waldrop is 1245264969. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Where is Lawrence Waldrop located?

Lawrence Waldrop practices at 3791 Katella Ave Suite 104, Los Alamitos, CA 90720. The listed phone number is (562) 493-6461.

What is Lawrence Waldrop's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Lawrence Waldrop enrolled in Medicare?

Yes. Lawrence Waldrop 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.

Does Lawrence Waldrop hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0709517) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Lawrence Waldrop was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.