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About

Zenith Primary and Urgent Care is a private medical practice located in Marlborough, MA, offering both primary care and urgent care services under one roof. Key points: - Services: Comprehensive primary care and urgent care for immediate needs; focuses on prevention and overall wellbeing. - Location: Marlborough, Massachusetts (serves Marlborough and surrounding towns in MA). - Availability: Accepts major insurances; aims to provide accessible care through combined primary and urgent care offerings. - Contact: Phone numbers 617-500-7933 and 617-500-7922; website zenithfamilycare.com. - Founded: 2024; headquartered in Marlborough with presence in Puerto Rico (as per highlights). If you’re seeking a Marlborough-based clinic for ongoing primary care or urgent care needs, Zenith Primary and Urgent Care appears to be a suitable option to consider.

Clinic Type

Internal Medicine

Address

757 Boston Post Rd E, Marlborough, MA 01752

Phone

617-500-7922 (Primary Care) / 617-500-7933 (Urgent Care)

Email

support@zenithfamilycare.com

Opening Hours

Mon-Fri 8AM-7PM; Sat-Sun 8AM-4PM

Telehealth

Available

Emergency Care

Urgent care available

Services Offered

  • Primary Care
  • Internal Medicine
  • Urgent Care
  • Telehealth
  • On-site rapid testing (Flu, Strep, TB, EKG, Liver, Kidney)
  • Occupational health (urgent care)
  • Employee physicals
  • Wellness exams
  • Annual exams
  • Family medicine (primary care team)

Technology & Equipment

  • Rapid on-site testing (Flu, Strep, TB, EKG, Liver, Kidney)
  • Telehealth

Team

  • Dr. Badal Kalamkar, Internal Medicine physician with 20+ years of experience; former Chief Hospitalist and System Medical Director — Primary Care Physician

Insurance & Payment

  • Major insurances (not all listed)
  • Major insurances (not listed)

Yes, we accept all major insurances; call 617-500-7933 to verify coverage if not listed.

Credit/debit card, Telehealth payments, Pay by phone, Cash (not specified), Insurance, Online payments, Phone/online payment, In-person payments, Telehealth payments (if applicable)

Languages Spoken

  • English

Pricing

  • No detailed pricing provided

Current Offers

Accepting new patients

FAQs

Do you accept new patients?

Yes, we are accepting new patients and have appointments available soon.

Are You Accepting New Patients?

Yes, we welcome new patients! We have appointments available for soon as next week. We are taking new patients and we accept all the major insurances. Please call us at 617-500-7933 if you have any questions.

Can I book urgent appointments?

Yes, we have urgent appointments available for the same day. We also book primary care appointments on the weekends and after 4PM on the weekdays. You can book an urgent appointment through our Urgent Care Clinic.

Call Us

617-500-7933

Commitments

  • Urget same-day appointments available
  • Telehealth options available
  • Fast appointments with specialists
  • No long waits for primary care appointments

Awards & Accreditations

  • Best rated clinic for friendly and compassionate staff (implied)

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Healthgrades (Dr. Gilberto Sustache): 4.8/5 (28 ratings)
  • Healthgrades (Dr. Julie Ozaydin): 4.2/5 (18 ratings)
  • WebMD (Dr. Lise Tardif): 3.5/5 (4 ratings)
  • RateMDs (Dr. Shunian He): 3.3/5 (6 reviews)

Patients praise

  • Compassionate and attentive care where the provider spends time with patients
  • Excellent listening skills and clear explanations of health conditions
  • Prompt and efficient follow-ups
  • Proactive and accurate diagnostic abilities
  • Friendly and helpful office support staff in some instances

Common complaints

  • Poor communication and lack of responsiveness from office staff
  • Short, rushed appointments where the provider does not listen to patient concerns
  • Inaccurate medical history documentation in patient portals
  • Unprofessional or hostile behavior by support staff
  • Disagreements regarding medical notes for school or work excuses

"I would give Dr. Gil 6 stars if I could. He is approachable, responsive, smart... My visits with him are unique in that he actually spends time and pays attention to me, his patient."

Healthgrades Patient Review

"I’ve been seeing Dr. Anwar for about eight months, and my experience has been extremely disappointing... communication from Dr. Anwar’s office has been nonexistent... Dr. Anwar’s lack of responsiveness and her staff’s unprofessionalism have left me deeply dissatisfied."

WebMD Patient Review

"She is the first doctor I know who sits with you and discuss issues with no hurry. She is attentive and very professional. She explains things very clearly."

Healthgrades Patient Review

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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