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Brooklyn (347) 689-8880
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NYC Medical Doctor PC reception, Brooklyn

Advanced Care
with Compassion

Most Insurance Accepted
Compassionate Care
Telehealth Available
Multilingual Staff
Same-Week Visits
USCIS Exams On-Site
Book an Appointment Instantly
New Consultation
Instant Booking
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Brooklyn (347) 689-8880

Locations & Opening Hours

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Brooklyn, NY
699 Stanley Ave, Brooklyn, NY 11207
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Monday
9am - 5pm
Tuesday
9am - 5pm
Wednesday
9am - 5pm
Thursday
9am - 5pm
Friday
9am - 5pm
Saturday
Closed
Sunday
Closed
(347) 689-8880
NYC Medical Doctor PC reception, Brooklyn

Our Services

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Weight Loss Program
Physician-guided plans to reach and maintain a healthy weight, safely and sustainably.
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Allergy Care
Diagnosis and treatment for food and seasonal allergies; skin testing, blood testing, elimination diets.
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Acupuncture
Thin-needle therapy for arthritis, neck and back pain, sciatica, migraines, and sports recovery.
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Cupping Therapy
Relieves muscle tension, boosts circulation, and complements acupuncture for total-body wellness.
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Hypnotherapy
Mind-body approach for pain management and behavioral support (anxiety, addiction, PTSD, OCD).
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Women's Health
Preventive screenings, reproductive health, and care for menopause, menstrual, and thyroid concerns.
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Osteopathic Care
Hands-on manual therapy, cranial techniques, and movement plans for muscle spasm and pain.
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Traveler's Health
Pre-travel check-ups, vaccines, and destination-specific guidance.
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IV Vitamin Therapy
Vitamins, minerals, antioxidants, and hydration for energy and immune support.
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Immigration Medical Exams (USCIS)
On-site civil-surgeon exams; about 30 minutes, no fasting, results in 3 to 5 business days.
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Our Medical Team

Experienced, multilingual clinicians
S
Sofya Kleyn, MD
Internal Medicine / Geriatrics
33 years experienceEnglish · Russian · SpanishTelehealth available
Dr. Sofya Kleyn focuses on preventing and reversing disease before it becomes chronic, integrating lifestyle interventions with conventional and alternative therapies to support healing while minimizing risk.
I
Ilya Kleyn, MD
Internal Medicine, Geriatrics, Functional Medicine
33 years experienceEnglish · Spanish · Russian · TurkishTelehealth availableCertified USCIS civil surgeon
Dr. Ilya Kleyn blends traditional internal medicine with functional and alternative therapies, emphasizing balanced nutrition, liver detoxification, and natural healing to manage cholesterol, diabetes, and obesity.
L
Leonid Tafler, DO
Family Medicine / Osteopathy
28 years experienceEnglish · RussianBrooklyn, NY
Dr. Leonid Tafler is a board-certified family medicine physician and osteopath known for his expertise in managing muscle spasms and providing comprehensive, whole-person family care.
D
Doris Yu, RPA
Physician Assistant
English · Chinese · Spanish
Doris Yu holds a Master of Science in Physician Assistant Studies and brings broad clinical experience across internal medicine, primary care, OB/GYN, and emergency medicine, delivered with genuine compassion.

Testimonials

WHAT OUR PATIENTS SAY
100+ reviews
"I see Doris mostly — she is the BEST! All the staff is kind, caring and professional. Every referral I've received has been with the very best doctors. I trust the health care I receive to be thorough and proactive."
Sharon H.
"Friendly and cordial staff. Dr. Kleyn is the best — attentive and really cares for his patients."
David W.
"Dr. Kleyn is an excellent doctor with an amazing bedside manner. He takes his time and always makes sure no stones are unturned. He's helped me with many medical issues and I continue to recommend him."
Lyudmila T.

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Immigration Medical Exams

USCIS · On-Site

U.S. immigration (USCIS) medical exams are performed on site by a certified civil surgeon. Bring a passport or driver's license and any immunization records. The exam takes about 30 minutes and includes blood and urine tests; required immunizations include MMR, Tetanus, and Seasonal Influenza. No fasting required. Results in 3 to 5 business days.

About 30 minutesNo fasting requiredResults in 3–5 business daysCertified civil surgeon
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What to bring
Passport or driver's license
Any immunization records you have
Required immunizations
MMR
Tetanus
Seasonal Influenza

We Accept Most Insurance

Coverage You Can Count On
+ Others

FAQ

Questions
What services does NYC Medical Doctor PC provide?

Primary and specialty care including weight loss, allergy care, women's health, acupuncture, cupping, hypnotherapy, osteopathic care, traveler's health, IV vitamin therapy, and on-site USCIS immigration medical exams.

Do you perform U.S. immigration (USCIS) medical exams?

Yes — on site, by a certified civil surgeon. Bring a passport or driver's license and any immunization records. The exam takes about 30 minutes, requires no fasting, and results are ready in 3 to 5 business days.

What languages does your team speak?

Our clinicians speak English, Russian, Spanish, Turkish, and Chinese.

Do you offer telehealth?

Yes — several of our physicians offer telehealth visits. Ask our front desk when you book.

Do you accept insurance?

We accept most major insurance plans. Contact us and we'll help confirm your coverage.

Where are you located and what are your hours?

We are at 699 Stanley Ave, Brooklyn, NY 11207, open Monday to Friday, 9:00 AM to 5:00 PM. We are closed Saturday and Sunday.