Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1558894923 Individual Practitioner Male Practitioner

Dr. Clarke Storrow Nelson , MD, PhD

Ophthalmology • Baltimore, MD

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Clarke Nelson, MD, PhD is a certified Ophthalmology practicing in Baltimore, MD. With approximately 9 years of clinical experience since graduating from University Of Connecticut School Of Medicine in 2017, Dr. Nelson delivers high-quality medical care to the local community at 100 PARK AVE.

Dr. Nelson is affiliated with Katzen Medical Associates Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include measurement of corneal curvature and depth of eye, removal of cataract with insertion of lens, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

100 Park Ave

Baltimore, MD 212013416

Telephone 4107521677
Fax 4107524435
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Connecticut School Of Medicine

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Baltimore, MD

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
9 Yrs -13.6 yrs vs City Avg
City Avg: 22.6 Yrs
State Avg: 28.5 Yrs
Regional Practice Density
222 Specialists

Practicing in Baltimore, MD (624 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
70.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Nelson (9 Years) 9 Yrs
Baltimore Specialty Average (22.6 Years) 22.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
92136 Measurement of corneal curvature and depth of eye
186 140 $425.00 $46.84
66984 Removal of cataract with insertion of lens
170 105 $3000.00 $509.93
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
151 139 $213.00 $131.88
99213 Established patient office or other outpatient visit, typically 15 minutes
143 113 $145.00 $93.77
83861 Microfluid analysis of tears
86 41 $51.00 $22.03
92133 Imaging of optic nerve
81 74 $442.00 $35.60
92012 Established patient problem focused exam of visual system
69 58 $162.00 $92.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
69 69 $306.00 $174.37
92014 Established patient complete exam of visual system
64 64 $200.00 $129.37
92083 Exam of visual field with extended testing
56 56 $204.00 $66.32
92004 New patient complete exam of visual system
46 46 $240.00 $150.99
92134 Imaging of retina
24 24 $442.00 $41.06
66821 Removal of recurring cataract in lens capsule using a laser
17 16 $741.18 $368.77
92020 Examination of cornea and iris using lens device and slit lamp
17 17 $90.00 $28.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
16 15 $94.00 $58.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
12 12 $221.00 $116.52

Medical Specialties & State Licenses

CMS Verified: 2021-06-11
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MD D0091534

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.

Hospital & Practice Group Affiliations

Katzen Medical Associates Pc

901 Dulaney Valley Rd, Towson, MD 212040621

Phone: 4105831000

Secondary Practice Locations

345 Saint Paul St, Buntin Building, 7th Floor

Baltimore, MD 212022123

Phone: 4103329694

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners
NPI 1174781686

Doctor of Medicine (M.D.)

NPI 1720173594

Doctor of Optometry

NPI 1821028382

Doctor of Optometry

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location June 11, 2021

Registered at 100 PARK AVE, BALTIMORE, MD 212013416 (Tel: 4107521677)

📍
Updated Business Mailing Address June 11, 2021

Registered at 100 PARK AVE, BALTIMORE, MD 212013416 (Tel: 4107521677)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 11, 2021

Ophthalmology (License #D0091534 in MD)

NPI Profile Active April 04, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location April 04, 2017

Registered at 345 SAINT PAUL ST, BUNTIN BUILDING, 7TH FLOOR, BALTIMORE, MD 212022123 (Tel: 4103329694)

📍
Updated Business Mailing Address April 04, 2017

Registered at 345 SAINT PAUL ST, BUNTIN BUILDING, 7TH FLOOR, BALTIMORE, MD 212022123 (Tel: 4103329694)

👤
Provider Name / Credentials Updated April 04, 2017

Recorded as CLARKE NELSON, M.D., PH.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 04, 2017

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 04, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1558894923
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 04, 2017
Last Update: June 11, 2021
Sole Proprietor: No

Mailing Address

100 Park Ave

Baltimore, MD 212013416

Phone: 4107521677

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.