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Active NPI 1376986331 Individual Practitioner Male Practitioner

Dr. Gregory Maness Allen , MD

Internal Medicine • Baltimore, MD

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Allen, MD is a certified Internal Medicine practicing in Baltimore, MD. With approximately 13 years of clinical experience since completing medical education in 2013, Dr. Allen delivers high-quality medical care to the local community at 600 N WOLFE ST.

Dr. Allen maintains professional affiliations with University Of California San Francisco, Ucsf Medical Group Business Services and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

600 N Wolfe St

Baltimore, MD 212870005

Telephone 4109557911
Associated Practice Facility / Clinic
🏢 Johns Hopkins University Facility NPI 1801891080

Medicare Profile & Education

Medical School

Other

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Baltimore, MD

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
13 Yrs -7.3 yrs vs City Avg
City Avg: 20.3 Yrs
State Avg: 28.1 Yrs
Regional Practice Density
1337 Specialists

Practicing in Baltimore, MD (4114 Statewide)

Telehealth Adoption Rate
21.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
79.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Allen (13 Years) 13 Yrs
Baltimore Specialty Average (20.3 Years) 20.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
119 39 $773.00 $161.80
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
94 29 $84.00 $18.54

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MD 0276

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

University Of California San Francisco

2330 Post St, San Francisco, CA 941153465

Phone: 4154764029

Ucsf Medical Group Business Services

3100 San Pablo Ave, Berkeley, CA 947022498

Phone: 5109855020

Ucsf Medical Group Business Services

400 Parnassus Ave, San Francisco, CA 941432202

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Benjamin Winders , MD

Student in an Organized Health Care Education/Training Program

NPI 1033385349

Doctor of Medicine (M.D.)

Dr. Eric Christenson , MD

Internal Medicine - Hematology & Oncology

NPI 1043553456

Doctor of Medicine (M.D.)

Dr. Ani Balmanoukian , MD

Internal Medicine - Hematology & Oncology

NPI 1063558682

Doctor of Medicine (M.D.)

David Muniz Pedrogo

Internal Medicine

NPI 1073914503
NPI 1083078455

Doctor of Medicine (M.D.)

Dr. John Harrington , MD

Internal Medicine

NPI 1093081911

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active April 24, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location April 24, 2013

Registered at 600 N WOLFE ST, BALTIMORE, MD 212870005 (Tel: 4109557911)

📍
Updated Business Mailing Address April 24, 2013

Registered at 600 N WOLFE ST, BALTIMORE, MD 212870005

👤
Provider Name / Credentials Updated April 24, 2013

Recorded as GREGORY ALLEN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 24, 2013

Internal Medicine (License #0276 in MD)

🟢
Initial NPI Registration & Enumeration April 09, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1376986331
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 09, 2013
Last Update: April 24, 2013
Sole Proprietor: Yes

Mailing Address

600 N Wolfe St

Baltimore, MD 212870005

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.