DR. ETHAN HILL TITTLER M.D.
NPI 1649562406
Ophthalmology in Stockton, CA

Q: What is Ethan Tittler's NPI number?

The NPI number for Ethan Tittler is 1649562406. It was assigned to this individual provider in the NPPES registry on May 11, 2011.

Q: What is Ethan Tittler's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ethan Tittler was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 May 11, 2011PECOS EnrolledAccepts Medicare Assignment

60.03/100

CMS Quality Rating

36 W YOKUTS AVE STE 1, STOCKTON, CA 95207(209) 952-3700(209) 952-0553 Get Directions Write a Review

NPPES record last updated: October 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Ethan Hill Tittler M.d. NPPES

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

DR. ETHAN HILL TITTLER M.D. (NPI 1649562406) is an individual ophthalmology provider in Stockton, California, licensed in California (A136715) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2011).

NPPES Registry Identity

NPI1649562406

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. ETHAN HILL TITTLERCredential: M.D.

Location Address36 W YOKUTS AVE STE 1Stockton, CA 95207-5713

Mailing Address36 W Yokuts Ave Ste 1Stockton, CA 95207-5713 · (209) 952-3700 · Fax (209) 952-0553

Phone(209) 952-3700

Fax(209) 952-0553

Sole ProprietorYes

Medical School CMSOtherGraduated 2011

Enumeration DateMay 11, 2011

Last NPPES UpdateOctober 17, 2025

NPPES CertifiedOctober 17, 2025

✔ NPI 1649562406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · A136715

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.

36 W YOKUTS AVE STE 1, Stockton, CA 95207

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.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. Ethan Hill Tittler 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 ID6800102591

PECOS Enrollment IDI20150825005719

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 25

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, onabotulinumtoxina, 1 unit J0585

Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.

9,596 services38 patients

Photography of content of eyes 92285

Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.

553 services362 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.

397 services323 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.

285 services285 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.

255 services197 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.

178 services117 patients

Exam of visual field with limited testing 92081

An exam of the visual field with limited testing is a quick check of your peripheral vision. It involves identifying objects or movements at the edge of your sight, helping to detect any vision loss that isn't obvious, such as blind spots or areas of reduced vision.

157 services148 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.

150 services98 patients

Injection of chemical for paralysis of nerve muscles on side of face 64612

This procedure involves injecting a chemical into specific facial nerves, causing temporary muscle paralysis. It's used to treat conditions like facial spasms or wrinkles. The effects are usually temporary, requiring repeat treatments.

97 services38 patients

Injection, fluorouracil, 500 mg J9190

Fluorouracil is a chemotherapy drug, given as an injection to treat various types of cancer. The 500 mg dose helps to stop cancer cells from growing and multiplying. You might feel some side effects, but these are typically manageable.

88 services12 patients

Removal of excessive skin and fat of upper eyelid 15823

This procedure, also known as upper eyelid surgery, is performed to remove excess skin and fat from the upper eyelid. It can help improve vision if heavy eyelids hinder it, and can also enhance the appearance of the eyes. It's a common, safe procedure.

79 services79 patients

Shortening or advancement of upper eyelid muscle to correct drooping or paralysis 67903

This procedure involves adjusting the muscle in your upper eyelid to correct drooping or paralysis. The muscle may be shortened or advanced to help lift the eyelid to a better position. This can improve vision and give a more alert appearance. It's typically an outpatient procedure.

53 services53 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

46 services46 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

42 services13 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.

35 services34 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.

34 services32 patients

Probing of nasal tear duct 68840

Probing of the nasal tear duct is a procedure to treat blocked tear ducts. A thin, flexible instrument is gently inserted into the tear duct to clear any obstruction, allowing tears to drain normally again. This procedure is typically quick and can help to alleviate symptoms like excessive tearing or infection.

32 services26 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.

32 services32 patients

Removal of eyelashes 67825

Removal of eyelashes, also known as eyelash epilation, is a procedure often performed to treat conditions such as trichiasis, where eyelashes grow abnormally and cause discomfort or harm to the eye. It involves carefully removing the problem lashes to alleviate symptoms and protect the eye.

24 services17 patients

Injection into skin growth, 1-7 growths 11900

This procedure involves injecting medication into 1-7 skin growths. The medication helps to reduce the size of the growths or completely eliminate them. It's a simple, quick, and usually painless process performed by a medical professional.

23 services13 patients

Removal of growth of eyelid 67840

The removal of an eyelid growth is a procedure performed to eliminate abnormal tissue from your eyelid. It's generally a quick, outpatient treatment. The doctor numbs your eyelid, carefully removes the growth, and may stitch the area if necessary. This can help maintain eye health and vision.

21 services21 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).

21 services19 patients

Extensive repair of turning-outward eyelid defect 67917

This procedure corrects an eyelid defect where the eyelid turns outward, exposing the eye. The extensive repair involves surgical techniques to reshape the eyelid and ensure it functions properly. This helps protect the eye and improve comfort.

20 services19 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.

20 services20 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

16 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95207 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

$133.94 typical visit price

range $58.87 – $176.60

Typical copayment $33.48 (range $14.71 – $44.15)

Most-billed visit code 99204

Established Patient

$73.16 typical visit price

range $19.28 – $144.60

Typical copayment $18.29 (range $4.82 – $36.15)

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.

60.03/100

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

Scored as part of a group practice

Quality

53.57

Promoting Interoperability

Improvement Activities

Cost

17.39

Reported Quality Measures

Cervical Cancer Screening

Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…

1%150 patients

Colorectal Cancer Screening

Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer

2%357 patients1/55-star benchmark: 85%

Diabetes: Medical Attention for Nephropathy

The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period

70%74 patients3/55-star benchmark: 99%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

99%1,255 patients4/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

87%455 patients3/55-star benchmark: 99%

Falls: Screening for Future Fall Risk

Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period

2%381 patients1/55-star benchmark: 99%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

86%1,315 patients2/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

15%1,708 patients1/55-star benchmark: 97%

Pneumococcal Vaccination Status for Older Adults

Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine

9%335 patients1/55-star benchmark: 90%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

4%605 patients1/55-star benchmark: 97%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen

1%607 patients1/55-star benchmark: 96%

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

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients tobacco: 88% · 161 patients

95%161 patients

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

32%1,716 patients2/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

1%1,716 patients1/55-star benchmark: 89%

Use of High-Risk Medications in the Elderly

Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.

Lower rates are better for this measure.

Patients 2+: 0% · 381 patients

0%381 patients5/55-star benchmark: 100%

View, Download, or Transmit (VDT)

At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.

1%1,716 patients

Weight Assessment and Counseling for Nutrition and Physical Activity for Children and Adolescents

Percentage of patients 3-17 years of age who had an outpatient visit with a Primary Care Physician (PCP) or Obstetrician/Gynecologist (OB/GYN) and who had evidence of the following during the measurement period. Three rates are reported.

3%66 patients

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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Repair prosthetic device, labor component, per 15 minutes L7520

DME-Orthotic Devices · category DF000N

2 suppliers13 claims67 services$36.22 avg. paid by Medicare

Frames, purchases V2020

Other-Vision, Hearing, and Speech Services · category OC000N

2 suppliers17 claims17 services$59.31 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

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

CRYSTAL I CHEN O.D.

Optometrist

36 W YOKUTS AVE STE 1
STOCKTON, CA 95207

San Joaquin County (209) 952-3700

SINA VAHEDI M.D.

Ophthalmology (Glaucoma Specialist)

36 W YOKUTS AVE STE 1
STOCKTON, CA 95207

San Joaquin County (209) 952-3700

ANGELA POJA MAHARAJ-GILL O.D.

Optometrist

36 W YOKUTS AVE STE 1
STOCKTON, CA 95207

San Joaquin County (209) 952-3700

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 Ethan Tittler's NPI number?

The NPI number for Ethan Tittler is 1649562406. It was assigned to this individual provider in the NPPES registry on May 11, 2011.

Where is Ethan Tittler located?

Ethan Tittler practices at 36 W Yokuts Ave Ste 1, Stockton, CA 95207. The listed phone number is (209) 952-3700.

What is Ethan Tittler's specialty?

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

Is Ethan Tittler enrolled in Medicare?

Yes. Ethan Tittler 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 Ethan Tittler accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Ethan Tittler 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 Ethan Tittler was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.