Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Andrew B. Block, MD

Sees patients in Rockville, MD · Maryland

Summary

Andrew B. Block, MD (Obstetrics/Gynecology) is enrolled with Medicare at 1 practice location in Rockville, MD. NPI 1912931643. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Andrew B. Block, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
39Years since medical school (graduated 1987)
Temple University School Of MedicineMedical school
MaleGender (as listed)
Capital Womens Care LLCGroup practice

Quick answers

Where does Andrew B. Block see patients?
Medicare's clinician data lists 1 practice location in Rockville, MD. Call before your visit to confirm the address.
What is Andrew B. Block's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Andrew B. Block accept Medicare assignment?
Yes. Medicare's clinician data says Andrew B. Block accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Andrew B. Block offer telehealth?
Medicare's clinician data says Andrew B. Block offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Andrew B. Block?
(301) 762-5501, as listed in official Medicare / NPI Registry data.
What is Andrew B. Block's NPI number?
1912931643. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Andrew B. Block is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Andrew B. Block as a member of this group (CMS data updated 2026-10-02).

  • Capital Womens Care LLC281 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Maryland →

Other OB-GYNs in Rockville

Clinicians with the same Medicare primary specialty in Rockville, MD — not a recommendation.

All OB-GYNs in Rockville →

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1912931643
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians