DUNCAN AESCTUN FRIEDMAN M.D.
NPI 1457512725
Ophthalmology - Retina Specialist in San Antonio, TX

Q: What is Duncan Friedman's NPI number?

The NPI number for Duncan Friedman is 1457512725. It was assigned to this individual provider in the NPPES registry on June 19, 2008.

Q: What is Duncan Friedman's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Q: When was this NPI record last updated?

The NPPES record for Duncan Friedman was last updated on May 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.

Active since June 19, 2008PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

622 ISOM RD, SAN ANTONIO, TX 78216(210) 880-3000(210) 227-6056 Get Directions Write a Review

NPPES record last updated: May 1, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 1, 2026, Jul 12, 2023, Apr 18, 2017 and 1 more (4 updates tracked since 2017).

On this page

About Duncan Aesctun Friedman M.d. NPPES

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

DUNCAN AESCTUN FRIEDMAN M.D. (NPI 1457512725) is an individual retina specialist in San Antonio, Texas, licensed in Texas (P5275) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Baptist Medical Center, and maintains a secondary practice location in Uvalde.

NPPES Registry Identity

NPI1457512725

Entity TypeIndividualMale

Primary Taxonomy207WX0107X

Provider Legal NameDUNCAN AESCTUN FRIEDMANCredential: M.D.

Location Address622 ISOM RDSan Antonio, TX 78216-4464

Mailing Address622 Isom RdSan Antonio, TX 78216-4464 · (210) 880-3000 · Fax (210) 227-6056

Phone(210) 880-3000

Fax(210) 227-6056

Sole ProprietorNo

Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 2007

Enumeration DateJune 19, 2008

Last NPPES UpdateMay 1, 20264 updates tracked since enumeration

NPPES CertifiedMay 1, 2026

✔ NPI 1457512725 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0107X

License✔ Licensed in TX · P5275

Definition

An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.

Also ListedOphthalmologyTaxonomy 207W00000X · License P5275 (TX)

622 ISOM RD, San Antonio, TX 78216

Open in Google Maps ↗

Secondary Practice Location 1

Location 1931 E Main StUvalde, TX 78801-4855 · Phone (210) 880-3000 · Fax (210) 227-6056

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Molina Healthcare, Oscar Insurance Company.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

Duncan Aesctun Friedman 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 ID8921278359

PECOS Enrollment IDI20130709000138

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 18

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.

Injection, faricimab-svoa, 0.1 mg J2777

Faricimab-svoa is a medication given through an injection into the eye to treat certain eye conditions. The 0.1 mg dosage helps control disease progression, improving vision and eye health. The procedure is done by a healthcare professional.

4,560 services18 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.

1,311 services564 patients

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.

844 services465 patients

Extended exam of the back part of the eye with optic nerve drawing 92202

This procedure involves a detailed examination of the back part of your eye, focusing on the optic nerve, a crucial component for vision. A drawing or map of the optic nerve is created to help track any changes over time. This can help detect eye diseases early.

594 services449 patients

Injection of drug into eye 67028

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

538 services135 patients

Injection, aflibercept, 1 mg J0178

Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.

436 services59 patients

Compounded drug, not otherwise classified J7999

A compounded drug is a personalized medication created to meet unique patient needs. If you can't take standard drugs due to allergies or need a specific dosage not commercially available, a pharmacist can mix ingredients to make a drug specifically for you.

245 services79 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.

174 services131 patients

New patient complete exam of visual system 92004

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

162 services162 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.

85 services71 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).

53 services43 patients

2d ultrasound scan of eye tissue and structures 76512

A 2D ultrasound scan of eye tissue and structures is a non-invasive procedure that uses sound waves to create images of your eye. It helps doctors to examine your eye's internal structures, detect abnormalities, and plan for treatments if needed.

27 services27 patients

Repair of detached retina with drainage and removal of eye fluid between lens and retina 67108

This procedure addresses a detached retina, a serious eye condition. It involves draining fluid from between the lens and retina, allowing the retina to reattach. Then, the eye fluid is removed to prevent future detachments. It's a crucial step for vision restoration.

17 services16 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

17 services17 patients

Removal of membrane of retina with removal of internal limiting membrane of retina 67042

This procedure involves the surgical removal of a thin layer, called the membrane, from the retina. It also includes the removal of the innermost layer of the retina, known as the internal limiting membrane. This can help improve vision.

16 services16 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.

15 services13 patients

Extended exam of the back part of the eye with retinal drawing 92201

This procedure involves a detailed examination of the back part of your eye, including the retina. It helps identify any abnormalities or issues. A retinal drawing is made to record findings. It's non-invasive and crucial for maintaining eye health.

12 services12 patients

Photocoagulation treatment to prevent detachment of retina 67145

Photocoagulation is a procedure used to treat retinal disorders. A special laser is directed at the retina to create small burns. These burns form scar tissue which helps to secure the retina to the eye's wall, preventing detachment and preserving vision.

11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Baptist Medical Center

Acute Care Hospitals · San Antonio, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450058

Location111 Dallas StreetSan Antonio, TX 78205 · Bexar County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78216 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$68.55 typical visit price

range $17.52 – $136.11

Typical copayment $17.13 (range $4.38 – $34.02)

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.

100/100

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

Individually scored

Quality

100

Improvement Activities

Reported Quality Measures

Adult Primary Rhegmatogenous Retinal Detachment Surgery: Visual Acuity Improvement Within 90 Days of Surgery

71%28 patients3/55-star benchmark: 99%

Age-Related Macular Degeneration (AMD): Dilated Macular Examination

99%345 patients4/55-star benchmark: 100%

Closing the Referral Loop: Receipt of Specialist Report

97%37 patients5/55-star benchmark: 87%

Diabetes: Eye Exam

100%735 patients5/55-star benchmark: 100%

Diabetic Macular Edema - Loss of Visual Acuity

97%100 patients

Diabetic Retinopathy: Communication with the Physician Managing Ongoing Diabetes Care

97%596 patients4/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

100%4,843 patients5/55-star benchmark: 100%

Glaucoma Intraocular Pressure Reduction

96%403 patients

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 100% · 1,306 patients

Patients screened: 100% · 1,306 patients

97%78 patients4/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Optic Nerve Evaluation

99%327 patients

Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care

100%276 patients

Tobacco Use and Help with Quitting Among Adolescents

97%34 patients4/55-star benchmark: 100%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 1,237 patients

Patients totalRate: 0% · 1,237 patients

0%1,237 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 7

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

TABITHA CASTILLO DPT

Physical Therapist