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Edit this profileWhere to find Gary A. Bass, MD
- Philadelphia location main office
3400 Spruce Street, Philadelphia, PA 19104 - Philadelphia location
51 North 39th Street, Medical Office Building Suite 120 (Trauma), Philadelphia, PA 19104
About Dr. Bass
Gary A. Bass, MD practices surgery in Philadelphia, PA. Gary is also listed as specializing in surgical critical care. Medicare claims data shows Gary provided 213 services to 152 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. The provider's National Provider Identifier (NPI) is 1881924801.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (215) 349-8310
- Email not available
Practice Locations
3400 SPRUCE STREET
Philadelphia, PA 19104
51 North 39th Street Medical Office Building Suite 120 (Trauma)
Philadelphia, PA 19104
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
Vascular
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular & cancer
Weight loss
Wound care
Procedures Most Often Billed to Medicare
213 services · 152 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Limited ultrasound scan of abdomen | Imaging | 76705 |
15 | Less often than most peers in Surgery |
| Ultrasound scan of chest | Imaging | 76604 |
15 | Less often than most peers in Surgery |
| Critical care, first 30-74 minutes | Office visit | 99291 |
74 | More often than most peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
48 | More often than most peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
41 | As often as other peers in Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
20 | As often as other peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other general surgeons in Philadelphia 8
Same specialty, same city.
More connections — 21 related providers in 3 groups
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Limited ultrasound scan of abdomen 6
Providers in PA who bill this service to Medicare most often.
Common questions
What is Dr. Bass's specialty?
Dr. Bass is a general surgeon in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where can I find Dr. Bass?
Dr. Bass is listed at 3400 Spruce Street, Philadelphia, PA 19104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Bass?
The number on file is (215) 349-8310. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Bass?
Dr. Bass's National Provider Identifier is 1881924801. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Bass's medical education?
Dr. Bass attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Bass have?
Dr. Bass has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Bass known for?
According to Medicare billing data, Dr. Bass performs imaging including limited ultrasound scan of abdomen and ultrasound scan of chest, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Bass's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bass. If this is you, claiming it is free.
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