ALEXANDER FERDOWS BATEN-TSCHAN
NPI 1205333457
Ophthalmology - Glaucoma Specialist in Bethesda, MD

Q: What is Alexander Baten-tschan's NPI number?

The NPI number for Alexander Baten-tschan is 1205333457. It was assigned to this individual provider in the NPPES registry on April 12, 2018.

Q: What is Alexander Baten-tschan's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Active since April 12, 2018PECOS EnrolledAccepts Medicare Assignment

85.48/100

CMS Quality Rating

6720A ROCKLEDGE DR STE 200, BETHESDA, MD 20817(301) 493-9600 Get Directions Write a Review

NPPES record last updated: March 27, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 27, 2025, Nov 4, 2019, Apr 13, 2019 and 1 more (4 updates tracked since 2018).

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About Alexander Ferdows Baten-tschan NPPES

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

ALEXANDER FERDOWS BATEN-TSCHAN (NPI 1205333457) is an individual glaucoma specialist in Bethesda, Maryland, licensed in Maryland (D0098483) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Virginia Commonwealth University, School Of Medicine (2018).

NPPES Registry Identity

NPI1205333457

Entity TypeIndividualMale

Primary Taxonomy207WX0009X

Provider Legal NameALEXANDER FERDOWS BATEN-TSCHAN

Location Address6720A ROCKLEDGE DR STE 200Bethesda, MD 20817-9915

Mailing Address6720a Rockledge Dr Ste 200Bethesda, MD 20817-9915 · (301) 493-9600

Phone(301) 493-9600

Sole ProprietorNo

Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2018

Enumeration DateApril 12, 2018

Last NPPES UpdateMarch 27, 20254 updates tracked since enumeration

NPPES CertifiedMarch 27, 2025

✔ NPI 1205333457 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Glaucoma SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0009X

License✔ Licensed in MD · D0098483

Definition

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License MT219196 (PA)

6720A ROCKLEDGE DR STE 200, Bethesda, MD 20817

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Secondary Practice Locations 2

Location 1500 J Clyde Morris Blvd Fl 2Newport News, VA 23601-1929 · Phone (757) 594-3945 · Fax (757) 594-3184

Location 2500 University DrHershey, PA 17033-2360 · Phone (301) 538-3074

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

Alexander Ferdows Baten-tschan 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 ID8729315320

PECOS Enrollment IDI20231006001010

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 15

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 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.

484 services383 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.

340 services319 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

270 services213 patients

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.

254 services237 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).

215 services215 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.

91 services90 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

89 services89 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.

80 services80 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

43 services28 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

43 services43 patients

Measurement of corneal pressure 92145

Measurement of corneal pressure, also known as tonometry, is a simple, painless procedure that checks the pressure inside your eye. It's important for detecting conditions like glaucoma. A device gently touches your eye to take the reading, which is usually quick and doesn't cause discomfort.

40 services40 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

25 services17 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

21 services20 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.

19 services17 patients

Incision to improve eye fluid flow 65820

This procedure, known as a trabeculectomy, involves creating a small opening in the eye to improve fluid flow. This can help lower eye pressure in conditions like glaucoma. It's a common, safe procedure to protect your eye health.

16 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20817 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

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.

85.48/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.6

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 6

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

DR. DAVID LELAND PARVER M.D.

Ophthalmology (Retina Specialist)