1. Home
  2. Directory
  3. Maryland
  4. Bethesda
  5. Colon Rectal Surgery
  6. NPI Profile

DR. ALLEN WOLLAND M.D.
NPI 1619919859
Colon & Rectal Surgery in Bethesda, MD

Active since June 12, 2006
6420 ROCKLEDGE DR, SUITE 2200, BETHESDA, MD 20817(301) 896-6880 Get Directions Write a Review

NPPES record last updated: May 9, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Allen Wolland M.d. NPPES

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

DR. ALLEN WOLLAND M.D. (NPI 1619919859) is an individual colon & rectal surgery provider in Bethesda, Maryland, licensed in Maryland (D23525) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1619919859
Entity TypeIndividualMale
Primary Taxonomy208C00000X
Provider Legal NameDR. ALLEN WOLLANDCredential: M.D.
Location Address6420 ROCKLEDGE DR, SUITE 2200Bethesda, MD 20817-7837
Mailing Address3100 Wyman Park DrBaltimore, MD 21211-2803 · (301) 896-6880
Phone(301) 896-6880
Sole ProprietorNo
Enumeration DateJune 12, 2006
Last NPPES UpdateMay 9, 2013
✔ NPI 1619919859 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208C00000X
License✔ Licensed in MD · D23525
Definition
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.
Also ListedSpecialistTaxonomy 174400000X · License D0023525 (MD)
6420 ROCKLEDGE DR, Bethesda, MD 20817
Open in Google Maps ↗

Other Identifiers 4

Medicare ID-Type UnspecifiedW0170746
Medicare PIN132160DC
Medicare UPINB93989MD
Medicaid415096100MD

Other Providers at the Same Location NPPES 20

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

CENTER FOR RETINAL DISEASES AND SURGERY, LLC
Ophthalmology
6420 ROCKLEDGE DR, SUITE 4900
BETHESDA, MD 20817
Montgomery County (301) 571-2000
MS. BARBARA D CHALOM P.A.-C
Hospitalist
6420 ROCKLEDGE DR, 2200
BETHESDA, MD 20817
Montgomery County (301) 896-6880
BARBARA A. SQUILLER RN, CRNP
Nurse Practitioner (Adult Health)
6420 ROCKLEDGE DR, SUITE 3900
BETHESDA, MD 20817
Montgomery County (301) 896-2719
ELAN REISIN MD FACS LLC
Plastic Surgery
6420 ROCKLEDGE DR, SUITE 2300
BETHESDA, MD 20817
Montgomery County (240) 560-5111
DR. WILLIAM J SADLACK M.D.
Orthopaedic Surgery
6420 ROCKLEDGE DR, SUITE 2200
BETHESDA, MD 20817
Montgomery County (301) 530-3220
FOERS PHARMACY
Pharmacy (Community/Retail Pharmacy)
6420 ROCKLEDGE DR
BETHESDA, MD 20817
Montgomery County (301) 493-4422
JOHNS HOPKINS COMMUNITY PHYSICIANS
Internal Medicine
6420 ROCKLEDGE DR
BETHESDA, MD 20817
Montgomery County (410) 933-0000
DR. JODY ELLEN GREEN M.D.
Psychiatry & Neurology (Neurology)
6420 ROCKLEDGE DR, #2500
BETHESDA, MD 20817
Montgomery County (301) 530-9200

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 Allen Wolland's NPI number?

The NPI number for Allen Wolland is 1619919859. It was assigned to this individual provider in the NPPES registry on June 12, 2006.

Where is Allen Wolland located?

Allen Wolland practices at 6420 Rockledge Dr Suite 2200, Bethesda, MD 20817. The listed phone number is (301) 896-6880.

What is Allen Wolland's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

When was this NPI record last updated?

The NPPES record for Allen Wolland was last updated on May 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.