Active NPI 1205065646 Individual Practitioner Male Practitioner

Dr. Gregory Warren Oldham , MD

Ophthalmology • West Chester, PA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Oldham, MD is a certified Ophthalmology practicing in West Chester, PA. With approximately 17 years of clinical experience since graduating from Jefferson Medical College Of Thomas Jefferson University in 2009, Dr. Oldham delivers high-quality medical care to the local community at 915 OLD FERN HILL RD BLDG B STE 200.

Dr. Oldham is affiliated with Chester County Eye Care Assoc Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include photography of the retina, established patient outpatient office visit, exam of visual field with extended testing. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

915 Old Fern Hill Rd Bldg B Ste 200

West Chester, PA 193804269

Telephone 6106961230

Fax 6106962341

Associated Practice Facility / Clinic

🏢 Chester County Eye Care Assoc Pc Facility NPI 1588666200

Medicare Profile & Education

Medical School

Jefferson Medical College Of Thomas Jefferson University

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in West Chester, PA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -9.3 yrs vs City Avg

City Avg: 26.3 Yrs

State Avg: 30.9 Yrs

Regional Practice Density

17 Specialists

Practicing in West Chester, PA (1152 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

58.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oldham (17 Years) 17 Yrs

West Chester Specialty Average (26.3 Years) 26.3 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
92250 Photography of the retina	909	882	$125.00	$38.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	770	724	$245.87	$136.06
92083 Exam of visual field with extended testing	621	617	$150.00	$67.49
66984 Removal of cataract with insertion of lens	502	285	$1440.00	$518.98
99213 Established patient office or other outpatient visit, typically 15 minutes	476	418	$161.93	$96.58
92020 Examination of cornea and iris using lens device and slit lamp	437	436	$75.00	$28.94
92014 Established patient complete exam of visual system	394	391	$150.00	$133.74
92136 Measurement of corneal curvature and depth of eye	376	368	$135.32	$48.64
92134 Imaging of retina	330	323	$100.00	$40.02
92133 Imaging of optic nerve	300	280	$100.00	$37.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	298	298	$299.66	$177.00
92136 Measurement of corneal curvature and depth of eye	241	241	$70.00	$31.52
66821 Removal of recurring cataract in lens capsule using a laser	163	119	$754.39	$358.15
76514 Ultrasound scan of cornea to determine thickness	64	64	$50.00	$11.36
66991 Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye	51	29	$1558.82	$658.61
92012 Established patient problem focused exam of visual system	35	31	$120.00	$90.95
65855 Laser repair to improve eye fluid flow	33	23	$846.67	$260.71
66982 Complex removal of cataract with insertion of prosthetic lens	29	25	$1810.00	$699.85
67820 Removal of eyelashes using forceps	18	11	$169.44	$24.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92250 Photography of the retina	883	857	$125.00	$38.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	828	763	$240.00	$133.28
92083 Exam of visual field with extended testing	620	610	$150.00	$65.89
92136 Measurement of corneal curvature and depth of eye	595	379	$144.35	$41.37
99213 Established patient office or other outpatient visit, typically 15 minutes	535	459	$150.00	$94.08
92020 Examination of cornea and iris using lens device and slit lamp	481	481	$75.00	$28.87
66984 Removal of cataract with insertion of lens	472	267	$1440.00	$508.30
92133 Imaging of optic nerve	339	317	$100.00	$37.28
92014 Established patient complete exam of visual system	319	318	$150.00	$132.83
92134 Imaging of retina	309	300	$100.00	$39.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	285	285	$275.00	$174.57
83861 Microfluid analysis of tears	178	89	$25.00	$22.03
66821 Removal of recurring cataract in lens capsule using a laser	138	106	$740.00	$350.46
76514 Ultrasound scan of cornea to determine thickness	90	90	$50.00	$11.35
66991 Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye	57	34	$1500.00	$646.54
92012 Established patient problem focused exam of visual system	55	53	$120.00	$93.76
66982 Complex removal of cataract with insertion of prosthetic lens	42	33	$1810.00	$696.67
65855 Laser repair to improve eye fluid flow	28	19	$600.00	$257.09
92132 Imaging of front third of eye	15	15	$80.00	$30.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92250 Photography of the retina	802	777	$125.00	$38.70
92014 Established patient complete exam of visual system	591	583	$150.00	$134.83
92083 Exam of visual field with extended testing	587	571	$150.00	$67.25
83861 Microfluid analysis of tears	562	277	$25.00	$22.12
92136 Measurement of corneal curvature and depth of eye	546	367	$157.72	$43.77
92020 Examination of cornea and iris using lens device and slit lamp	498	495	$75.00	$29.63
66984 Removal of cataract with insertion of lens	461	264	$1440.00	$505.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	428	406	$240.00	$135.64
92133 Imaging of optic nerve	309	293	$100.00	$37.95
99213 Established patient office or other outpatient visit, typically 15 minutes	297	276	$150.00	$95.71
92134 Imaging of retina	279	271	$100.00	$40.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	258	258	$275.00	$176.73
92012 Established patient problem focused exam of visual system	252	242	$120.00	$95.05
66821 Removal of recurring cataract in lens capsule using a laser	121	87	$740.00	$354.92
76514 Ultrasound scan of cornea to determine thickness	75	75	$50.00	$11.62
66991 Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye	48	29	$1500.00	$620.41
66982 Complex removal of cataract with insertion of prosthetic lens	43	32	$1810.00	$706.69
65820 Incision to improve eye fluid flow	24	15	$1610.00	$885.11
65855 Laser repair to improve eye fluid flow	23	16	$600.00	$260.85
92136 Measurement of corneal curvature and depth of eye	15	15	$70.00	$31.45
92132 Imaging of front third of eye	12	12	$80.00	$30.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92250 Photography of the retina	784	750	$125.00	$41.81
83861 Microfluid analysis of tears	608	309	$25.00	$22.33
92014 Established patient complete exam of visual system	603	588	$150.00	$137.02
92083 Exam of visual field with extended testing	570	551	$150.00	$69.02
92136 Measurement of corneal curvature and depth of eye	545	357	$162.72	$48.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	535	487	$240.00	$139.39
92012 Established patient problem focused exam of visual system	504	430	$120.00	$97.32
92020 Examination of cornea and iris using lens device and slit lamp	484	480	$75.00	$29.91
66984 Removal of cataract with insertion of lens	463	266	$1440.00	$524.97
92133 Imaging of optic nerve	288	272	$100.00	$39.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	278	278	$275.00	$180.39
92134 Imaging of retina	174	172	$100.00	$41.50
66821 Removal of recurring cataract in lens capsule using a laser	107	76	$740.00	$364.93
99213 Established patient office or other outpatient visit, typically 15 minutes	92	86	$150.00	$98.66
76514 Ultrasound scan of cornea to determine thickness	79	79	$50.00	$11.85
0191T Internal insertion of eye fluid drainage device	68	37	$2495.00	$375.15
66982 Complex removal of cataract with insertion of prosthetic lens	47	36	$1810.00	$704.30
65855 Laser repair to improve eye fluid flow	36	21	$600.00	$268.42
66821 Removal of recurring cataract in lens capsule using a laser	19	14	$740.00	$338.32
65820 Incision to improve eye fluid flow	18	11	$1610.00	$885.80
67820 Removal of eyelashes using forceps	17	12	$130.59	$26.01
92136 Measurement of corneal curvature and depth of eye	14	14	$70.00	$32.47
67840 Removal of eyelid growth	12	12	$615.00	$319.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	627	610	$150.00	$136.71
92012 Established patient problem focused exam of visual system	566	433	$120.00	$96.06
92250 Photography of the retina	565	555	$125.00	$48.19
83861 Microfluid analysis of tears	443	217	$25.00	$22.24
92136 Measurement of corneal curvature and depth of eye	430	266	$156.87	$52.84
92083 Exam of visual field with extended testing	416	410	$150.00	$69.01
66984 Removal of cataract with insertion of lens	399	226	$1440.00	$524.03
92020 Examination of cornea and iris using lens device and slit lamp	370	368	$75.00	$29.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	214	214	$275.00	$178.41
92133 Imaging of optic nerve	208	199	$100.00	$39.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	143	134	$218.18	$117.04
66821 Removal of recurring cataract in lens capsule using a laser	85	62	$740.00	$363.91
76514 Ultrasound scan of cornea to determine thickness	58	58	$50.00	$12.39
92134 Imaging of retina	49	46	$100.00	$43.22
0191T Internal insertion of eye fluid drainage device	39	22	$2495.00	$351.73
99213 Established patient office or other outpatient visit, typically 15 minutes	38	30	$157.11	$81.29
66982 Complex removal of cataract with insertion of prosthetic lens	31	23	$1810.00	$666.96
65855 Laser repair to improve eye fluid flow	26	18	$713.85	$270.55
67820 Removal of eyelashes using forceps	24	12	$120.00	$28.96
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$225.00	$116.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	791	750	$150.00	$135.74
92012 Established patient problem focused exam of visual system	690	502	$120.00	$94.98
83861 Microfluid analysis of tears	492	245	$25.00	$21.82
92083 Exam of visual field with extended testing	469	458	$150.00	$69.24
92136 Measurement of corneal curvature and depth of eye	438	289	$164.13	$58.89
92020 Examination of cornea and iris using lens device and slit lamp	432	431	$75.00	$29.58
92133 Imaging of optic nerve	419	410	$100.00	$39.25
66984 Removal of cataract with insertion of lens	397	230	$1440.00	$616.97
92250 Photography of the retina	391	389	$125.00	$53.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	224	224	$275.00	$176.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	101	96	$175.00	$116.60
66821 Removal of recurring cataract in lens capsule using a laser	95	68	$740.00	$357.90
76514 Ultrasound scan of cornea to determine thickness	66	66	$50.00	$12.88
92134 Imaging of retina	48	42	$100.00	$43.47
0191T Internal insertion of eye fluid drainage device	44	27	$2495.00	$357.55
0376T Insertion of eye drainage device	41	27	$400.00	$181.92
66982 Complex removal of cataract with insertion of prosthetic lens	33	24	$1810.00	$789.95
65855 Laser repair to improve eye fluid flow	29	17	$600.00	$267.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$225.00	$116.79
67820 Removal of eyelashes using forceps	18	11	$140.00	$35.58
99213 Established patient office or other outpatient visit, typically 15 minutes	12	11	$152.08	$79.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	786	740	$150.00	$134.15
92012 Established patient problem focused exam of visual system	712	532	$120.00	$93.28
92133 Imaging of optic nerve	467	443	$100.00	$39.65
83861 Microfluid analysis of tears	462	229	$25.00	$22.03
92083 Exam of visual field with extended testing	456	438	$150.00	$68.62
92020 Examination of cornea and iris using lens device and slit lamp	420	419	$75.00	$28.36
66984 Removal of cataract with insertion of lens	378	223	$1440.00	$631.49
92250 Photography of the retina	330	326	$125.00	$59.95
92136 Measurement of corneal curvature and depth of eye	246	157	$167.66	$65.17
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	215	215	$275.00	$174.68
76519 Ultrasound of eye for determination of lens power	172	112	$150.20	$56.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	99	93	$175.00	$113.29
76514 Ultrasound scan of cornea to determine thickness	69	69	$50.00	$15.51
66821 Removal of recurring cataract in lens capsule using a laser	64	46	$740.00	$354.18
92134 Imaging of retina	53	52	$100.00	$43.53
0191T Internal insertion of eye fluid drainage device	40	25	$1620.00	$921.34
65855 Laser repair to improve eye fluid flow	37	24	$600.00	$263.34
66982 Complex removal of cataract with insertion of prosthetic lens	27	20	$1810.00	$774.34
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$225.00	$115.36
67820 Removal of eyelashes using forceps	16	13	$120.00	$43.55
66821 Removal of recurring cataract in lens capsule using a laser	14	11	$740.00	$333.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92012 Established patient problem focused exam of visual system	717	513	$120.00	$90.58
92014 Established patient complete exam of visual system	713	662	$150.00	$130.83
92133 Imaging of optic nerve	477	438	$103.77	$39.01
92083 Exam of visual field with extended testing	458	424	$150.00	$68.41
76519 Ultrasound of eye for determination of lens power	387	244	$158.51	$65.59
92020 Examination of cornea and iris using lens device and slit lamp	363	362	$75.00	$28.36
66984 Removal of cataract with insertion of lens	351	208	$1440.00	$622.13
92250 Photography of the retina	300	294	$125.00	$69.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	183	183	$275.00	$174.05
83861 Microfluid analysis of tears	109	53	$25.00	$22.21
76514 Ultrasound scan of cornea to determine thickness	92	92	$50.00	$15.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	75	73	$175.00	$113.43
66821 Removal of recurring cataract in lens capsule using a laser	67	52	$740.00	$351.36
92134 Imaging of retina	57	57	$108.77	$42.89
0191T Internal insertion of eye fluid drainage device	45	26	$1620.00	$1105.78
66982 Complex removal of cataract with insertion of prosthetic lens	33	25	$1810.00	$782.79
83516 Analysis of substance using immunoassay technique	30	15	$20.00	$14.79
65855 Laser repair to improve eye fluid flow	23	15	$600.00	$259.86
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$225.00	$115.35
66821 Removal of recurring cataract in lens capsule using a laser	19	13	$740.00	$331.32
92004 New patient complete exam of visual system	11	11	$180.00	$157.15

Medical Specialties & State Licenses

CMS Verified: 2020-10-10

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License PA MD450544

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.

Ophthalmology - Glaucoma Specialist

NUCC Taxonomy Code: 207WX0009X

State License PA MD450544

An ophthalmologist who specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

102929690 (PA)

Commercial Insurance / Payer ID Railroad Medicare

P01374577 (PA)

Hospital & Practice Group Affiliations

Chester County Eye Care Assoc Pc

1011 W Baltimore Pike, West Grove, PA 193909447

Phone: 6106961230

Practice Associates & Co-Workers

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

12 Associated Practitioners

Dr. Robert Liss , MD

Ophthalmology

NPI 1063412161

Doctor of Medicine (M.D.)

Dr. Matthew Schaedler , OD

Optometrist

NPI 1063525780

Doctor of Optometry

Dr. Samantha Marek , MD

Ophthalmology - Cornea and External Diseases Specialist

NPI 1154982056

Doctor of Medicine (M.D.)

Dr. Anne Marie Chu , OD

Optometrist

NPI 1255323598

Doctor of Optometry

Dr. Roger Alburn , OD

Optometrist

NPI 1285634626

Doctor of Optometry

Dr. Michael Ward , MD

Ophthalmology

NPI 1609919406

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

14 Historical Events

📍

Updated Practice Location October 10, 2020

Registered at 915 OLD FERN HILL RD BLDG B STE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

📍

Updated Business Mailing Address October 10, 2020

Registered at 915 OLD FERN HILL RD BLDG B STE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 10, 2020

Ophthalmology (License #MD450544 in PA)

✅

NPI Profile Active May 01, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location May 01, 2017

Registered at 915 OLD FERN HILL RD, BUILDING B, SUITE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

📍

Updated Business Mailing Address May 01, 2017

Registered at 915 OLD FERN HILL RD, BUILDING B, SUITE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

👤

Provider Name / Credentials Updated May 01, 2017

Recorded as GREGORY OLDHAM, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 01, 2017

Ophthalmology (License #MD450544 in PA)

✅

NPI Profile Active July 29, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location July 29, 2014

Registered at 915 OLD FERN HILL RD, BUILDING B, SUITE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

📍

Updated Business Mailing Address July 29, 2014

Registered at 915 OLD FERN HILL RD, BUILDING B, SUITE 200, WEST CHESTER, PA 193804269 (Tel: 6106961230)

👤

Provider Name / Credentials Updated July 29, 2014

Recorded as GREGORY OLDHAM, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 29, 2014

Ophthalmology (License #MD450544 in PA)

🟢

Initial NPI Registration & Enumeration July 07, 2009

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: 1205065646

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 07, 2009

Last Update: October 10, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

915 Old Fern Hill Rd Bldg B Ste 200

West Chester, PA 193804269

Phone: 6106961230

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.