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DR. LENARD HARRY HAMMER M.D.
NPI 1306874383
Ophthalmology in Columbia, MD

Active since June 29, 2006PECOS EnrolledAccepts Medicare Assignment
0/100
CMS Quality Rating
8860 COLUMBIA 100 PARKWAY, SUITE 101, COLUMBIA, MD 21045(410) 997-9900(410) 997-4498 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Lenard Harry Hammer M.d. NPPES

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

DR. LENARD HARRY HAMMER M.D. (NPI 1306874383) is an individual ophthalmology provider in Columbia, Maryland, licensed in Maryland (D33667) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Icahn School Of Medicine At Mount Sinai (1981).

NPPES Registry Identity

NPI1306874383
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. LENARD HARRY HAMMERCredential: M.D.
Location Address8860 COLUMBIA 100 PARKWAY, SUITE 101Columbia, MD 21045
Mailing Address8860 Columbia 100 Parkway, Suite 101Columbia, MD 21045 · (410) 997-9900 · Fax (410) 997-4498
Phone(410) 997-9900
Fax(410) 997-4498
Sole ProprietorNo
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 1981
Enumeration DateJune 29, 2006
Last NPPES UpdateJuly 9, 2007
✔ NPI 1306874383 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in MD · D33667
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
8860 COLUMBIA 100 PARKWAY, Columbia, MD 21045
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Other Identifiers 2

Medicare ID-Type Unspecified401557G55MD · Medicare Number
Medicare UPINC88922MD

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross Blue Shield of Wyoming, Providence Health Plan.Insurance ›

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. Lenard Harry Hammer 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 ID2466462130
PECOS Enrollment IDI20111020000412, I20111026000560
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.

Areas of Expertise CMS Part B claims 10

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 complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
2,647 services1,707 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
1,346 services980 patients
Imaging of optic nerve 92133
Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).
736 services570 patients
Exam of the internal drainage system of eye 92020
This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.
559 services539 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
455 services432 patients
Ultrasound scan of cornea to determine thickness 76514
An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.
121 services102 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21045 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

0/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0

Other Providers at the Same Location NPPES 5

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

DR. GORDON LUI M.D.
Ophthalmology
8860 COLUMBIA 100 PARKWAY, SUITE 101
COLUMBIA, MD 21045
Howard County (410) 997-9900
MEDICAL EYE CENTER PA
Ophthalmology
8860 COLUMBIA 100 PARKWAY, SUITE 101
COLUMBIA, MD 21045
Howard County (410) 997-9900
ANTOINE G JOHNSON DDS LLC
Oral & Maxillofacial Surgery
8860 COLUMBIA 100 PARKWAY, SUITE 308
COLUMBIA, MD 21045
Howard County (410) 465-6800
DR. CRISTINA FERRARI ROUILLER O.D.
Optometrist
8860 COLUMBIA 100 PARKWAY, SUITE 101
COLUMBIA, MD 21045
Howard County (410) 997-9900
DR. SCOTT BERNARD BECKER M.D.
Ophthalmology
8860 COLUMBIA 100 PARKWAY, SUITE 101
COLUMBIA, MD 21045
Howard County (410) 997-9900

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 Lenard Hammer's NPI number?

The NPI number for Lenard Hammer is 1306874383. It was assigned to this individual provider in the NPPES registry on June 29, 2006.

Where is Lenard Hammer located?

Lenard Hammer practices at 8860 Columbia 100 Parkway Suite 101, Columbia, MD 21045. The listed phone number is (410) 997-9900.

What is Lenard Hammer's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Lenard Hammer enrolled in Medicare?

Yes. Lenard Hammer 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.

What insurance does Lenard Hammer accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and Providence Health Plan list Lenard Hammer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lenard Hammer was last updated on July 9, 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.